The following tables present IEM computed monthly data summaries based on
daily data provided by or computed for the IEM. A download interface
exists for the daily summary information. The climatology is provided by the
nearest NCEI climate station () within the current 1991-2020
dataset.
To load shown data into Microsoft Excel,
highlight the table information with your mouse and then copy/paste into Excel.
Precipitation Totals [inch]
Year
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
1978
M
M
M
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
1979
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
1980
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
1981
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
1982
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
1983
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
1984
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
1985
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
1986
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
1987
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
1988
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
1989
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
1990
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
1991
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
1992
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
1993
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
1994
0.00
0.00
0.00
0.00
0.00
0.00
M
0.00
0.00
0.00
0.00
0.00
1995
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
1996
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
1997
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
1998
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
1999
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
2000
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
2001
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
2002
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
2003
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
2004
M
M
M
M
M
M
M
M
M
M
M
M
2005
M
M
M
M
M
M
M
M
M
M
M
M
2006
M
M
M
M
M
M
M
M
M
M
M
M
2007
M
0.00
M
M
M
M
M
M
M
M
M
M
2008
M
M
M
M
M
M
M
M
M
M
M
M
2009
M
M
M
M
M
M
M
M
M
M
M
M
2010
M
M
M
M
M
M
M
M
M
M
M
M
2011
M
M
M
M
M
M
M
0.00
0.00
0.00
0.00
0.00
2012
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
2013
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
M
M
M
2014
M
M
M
M
M
M
M
M
M
M
M
M
2015
M
M
M
M
M
M
M
M
M
M
M
M
2016
M
M
M
M
M
0.00
0.00
M
M
M
M
M
2017
M
M
M
M
M
M
0.00
M
M
M
M
M
2018
M
M
M
M
M
M
M
M
M
M
M
M
2019
M
M
M
M
M
M
M
M
M
M
M
M
2020
M
M
M
M
M
M
M
M
M
M
M
M
2021
M
M
M
M
M
M
M
M
M
M
M
M
2022
M
M
M
M
M
M
M
M
M
M
M
M
2023
M
M
M
M
M
M
M
M
M
M
M
M
2024
M
M
M
M
M
M
M
M
M
M
M
M
2025
M
M
M
M
M
M
M
M
M
M
M
M
2026
M
M
M
M
M
M
M
M
M
M
M
M
Average Wind Speed [MPH]
Year
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
1978
M
M
M
5.8
5.1
6.5
6.0
5.6
6.6
5.4
4.4
2.1
1979
5.5
4.0
2.8
6.0
6.7
7.3
7.4
6.4
6.5
5.7
4.7
4.8
1980
5.3
6.4
8.2
7.2
9.0
4.1
6.4
5.7
5.9
4.5
4.8
4.1
1981
5.2
4.8
5.4
5.7
6.4
7.6
5.3
5.1
3.8
4.4
3.0
1.8
1982
2.4
3.1
2.7
5.1
6.4
4.9
4.7
4.8
5.3
1.4
1.7
1.3
1983
1.4
3.0
2.3
3.2
4.1
4.9
3.5
3.1
4.1
2.0
1.8
2.6
1984
2.8
3.6
5.1
5.7
5.3
3.6
3.8
3.2
4.6
4.1
3.8
3.3
1985
1.9
2.4
0.5
7.2
11.1
4.7
3.3
2.3
2.5
4.2
6.2
4.4
1986
7.8
8.8
8.9
9.0
7.7
6.4
4.2
5.0
5.3
4.1
5.5
4.8
1987
5.6
5.9
7.3
6.2
7.7
5.1
3.6
5.7
7.2
6.2
6.2
5.6
1988
4.1
4.9
3.1
0.0
M
5.9
5.4
7.3
5.9
6.6
5.6
6.0
1989
5.5
5.3
6.2
5.2
5.1
6.3
4.3
4.8
5.6
5.0
4.9
6.0
1990
5.6
6.3
5.6
5.8
5.8
5.7
7.3
5.6
6.3
4.9
5.7
5.9
1991
5.9
5.4
7.7
6.5
7.6
7.4
5.7
6.0
6.3
6.5
7.0
6.3
1992
7.2
7.0
5.4
6.7
6.6
8.3
10.7
10.9
12.3
9.5
9.7
5.2
1993
5.3
5.4
5.3
4.4
6.2
4.4
3.9
5.2
4.9
3.4
3.8
3.6
1994
5.6
5.6
6.7
6.2
4.9
5.8
M
5.0
4.5
6.4
4.0
5.3
1995
4.9
6.2
6.9
6.1
6.1
6.2
5.0
6.0
6.9
6.3
6.5
6.7
1996
8.5
7.0
7.2
6.4
6.6
6.1
6.2
6.4
6.2
5.5
4.7
5.0
1997
7.4
7.0
6.9
7.5
6.4
8.0
6.6
6.1
7.0
5.1
5.3
6.4
1998
7.0
7.1
7.1
6.8
5.6
6.5
7.6
6.2
5.4
5.5
4.2
4.0
1999
6.4
6.0
5.1
5.6
5.8
6.2
5.8
7.6
7.0
6.0
5.6
6.4
2000
6.2
6.0
6.2
5.6
5.8
6.6
5.7
7.3
6.8
6.2
6.0
6.2
2001
6.6
6.1
6.7
5.0
5.9
6.5
6.7
7.0
7.2
6.5
6.5
5.8
2002
6.9
7.1
7.1
7.2
6.3
8.3
6.3
6.9
6.6
6.1
5.0
6.3
2003
8.8
6.9
6.3
5.9
6.0
5.3
7.3
7.5
8.4
8.6
6.4
6.6
2004
6.9
7.0
6.7
7.3
6.8
6.9
5.6
6.1
6.8
6.1
6.4
6.8
2005
7.5
7.2
7.5
7.5
8.2
7.7
6.3
7.8
6.2
6.6
6.0
6.5
2006
7.0
7.2
7.1
6.6
7.5
6.4
6.9
6.7
6.7
6.2
5.7
6.4
2007
6.5
6.1
5.5
7.1
7.6
6.8
5.9
7.4
5.7
5.8
4.4
4.5
2008
5.9
6.3
5.6
5.6
6.6
6.1
6.9
6.7
6.4
6.6
6.9
7.4
2009
7.2
7.9
8.2
7.3
7.3
8.1
7.0
7.5
7.3
7.0
7.7
7.4
2010
8.1
7.4
7.8
8.4
7.8
7.7
6.2
7.6
6.6
6.7
6.4
7.0
2011
7.1
7.1
7.2
7.6
7.2
7.0
6.8
7.5
6.7
7.1
6.1
6.6
2012
5.3
5.8
6.8
5.7
7.9
7.8
6.6
8.5
6.5
5.8
5.8
6.3
2013
6.8
7.7
7.6
8.0
7.3
7.8
7.3
8.6
7.8
7.7
7.4
7.5
2014
7.9
8.1
7.9
7.4
9.0
7.3
7.4
7.1
8.9
7.4
7.2
7.3
2015
7.2
7.7
7.8
8.2
7.9
9.1
8.8
7.2
8.2
6.6
6.6
6.0
2016
7.4
7.2
8.9
8.1
8.4
8.5
8.2
8.0
8.1
7.1
6.9
7.0
2017
8.1
8.4
6.8
6.5
7.8
8.3
6.7
8.8
5.9
5.3
5.7
5.3
2018
5.7
6.0
5.8
8.1
6.4
7.1
5.8
5.2
7.1
6.9
4.6
6.4
2019
5.5
6.1
6.4
7.0
6.8
7.2
6.2
7.3
6.1
6.3
6.7
6.4
2020
5.9
6.1
7.3
6.8
6.9
7.6
7.5
7.9
8.0
5.8
6.1
5.9
2021
5.8
7.3
8.3
8.4
7.6
7.5
5.7
9.2
6.1
5.1
7.2
5.9
2022
6.6
6.6
7.2
8.2
8.2
8.5
7.4
7.9
9.5
6.9
6.2
6.8
2023
8.4
8.8
9.0
9.3
8.8
9.3
8.3
8.5
9.1
9.4
6.8
7.4
2024
8.2
8.6
8.4
7.0
7.4
7.8
6.9
7.1
7.4
7.3
6.3
7.3
2025
7.2
7.4
7.9
8.7
7.9
7.6
7.3
7.0
6.9
7.4
5.9
6.0
2026
7.1
6.9
7.0
6.7
6.3
6.3
5.5
6.0
5.4
M
M
M
Average Daily High Temperature [F]
Year
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
1978
M
M
M
82.36
80.83
87.21
89.00
89.48
88.14
89.50
86.53
85.00
1979
83.48
83.04
80.84
79.79
80.61
85.46
88.87
89.57
87.66
88.29
84.59
85.59
1980
82.86
84.59
82.58
82.99
82.75
87.92
88.97
87.51
88.58
89.25
85.70
84.26
1981
81.65
83.17
79.09
80.41
80.54
82.10
87.27
87.74
88.52
88.32
86.48
84.41
1982
82.23
84.01
82.11
84.97
84.20
86.73
89.43
90.24
89.10
88.21
86.84
84.20
1983
83.77
82.72
81.12
82.64
85.48
88.16
88.94
90.24
88.40
88.61
86.48
85.36
1984
84.32
82.96
83.33
81.57
84.93
88.42
86.72
88.85
87.08
89.26
86.84
85.71
1985
81.35
81.50
82.35
77.07
81.10
87.49
87.68
89.25
89.62
88.86
86.94
84.00
1986
84.23
81.75
80.60
83.54
83.24
85.06
88.77
90.72
88.62
87.48
89.17
85.99
1987
83.96
84.01
82.80
84.46
84.08
90.59
90.72
90.78
90.27
90.18
89.87
86.26
1988
85.87
84.64
81.55
84.36
82.00
84.82
86.72
86.30
85.69
87.20
84.26
81.67
1989
81.92
81.81
79.61
79.94
82.28
86.36
87.22
87.51
85.77
86.99
85.52
82.35
1990
83.21
82.66
82.92
84.56
86.12
87.74
86.50
88.09
87.21
86.00
85.88
84.32
1991
82.12
81.68
79.44
80.24
83.06
85.60
88.17
89.10
86.62
86.52
85.46
84.56
1992
81.41
79.80
82.45
82.28
85.83
88.28
87.51
88.03
86.36
86.46
86.18
83.68
1993
82.57
82.27
81.99
81.08
82.81
85.34
86.98
87.66
86.78
87.97
86.36
84.84
1994
83.52
82.91
82.17
80.66
83.74
86.66
M
85.10
89.48
87.97
88.63
88.32
1995
84.95
87.40
85.65
80.18
82.17
88.42
89.90
88.38
87.50
88.73
87.32
83.74
1996
82.59
83.02
82.97
80.66
86.23
89.42
88.09
86.93
87.87
85.50
85.70
82.92
1997
80.31
79.51
80.89
80.72
84.90
87.99
88.85
89.02
87.80
87.05
86.72
85.54
1998
83.39
80.79
81.82
81.02
82.75
88.16
88.11
88.67
84.50
86.64
84.74
83.50
1999
81.08
80.60
79.40
79.46
80.37
85.76
86.93
87.22
86.48
86.87
85.22
80.26
2000
80.95
80.29
78.45
78.32
81.53
86.54
87.74
87.80
85.28
86.93
84.81
84.03
2001
81.99
81.44
77.81
77.84
82.21
85.70
88.44
88.21
87.08
86.81
85.52
82.57
2002
82.46
83.11
81.76
82.70
85.30
86.96
89.43
89.66
88.58
88.61
85.16
85.36
2003
84.37
83.30
78.68
82.52
84.14
86.60
88.55
88.79
87.80
87.34
86.78
83.56
2004
81.47
80.66
81.59
82.28
83.97
87.74
88.26
89.14
87.98
88.44
87.14
83.91
2005
83.62
83.17
77.93
81.68
82.69
83.84
86.81
87.80
88.16
85.07
83.66
82.34
2006
81.92
79.70
80.54
81.50
83.68
88.70
87.51
88.50
87.56
87.97
87.14
85.13
2007
83.39
82.79
81.76
80.24
82.17
86.72
88.26
87.39
87.50
87.74
85.16
82.46
2008
81.35
78.92
76.13
81.44
83.79
86.42
86.99
88.09
87.14
88.55
86.12
82.69
2009
81.53
82.27
81.30
79.10
84.61
86.54
89.19
90.41
89.84
88.26
87.44
83.97
2010
82.98
81.11
82.28
81.20
82.05
86.30
87.10
87.63
87.86
88.44
83.96
80.31
2011
79.42
77.30
77.35
80.67
85.91
86.64
84.63
87.80
89.54
88.54
85.34
82.81
2012
82.17
80.10
79.96
75.32
83.91
86.72
89.95
88.44
88.70
90.35
87.20
85.42
2013
83.79
82.14
82.05
80.00
82.81
86.72
88.73
88.85
87.98
89.95
88.82
85.94
2014
85.19
84.78
81.70
82.76
88.44
89.78
90.70
90.53
87.98
89.43
87.62
85.54
2015
85.77
83.24
82.81
84.26
87.74
89.90
91.28
90.59
90.74
89.08
89.60
89.02
2016
86.70
85.63
82.75
82.64
83.68
88.10
89.95
89.77
89.48
89.60
87.26
85.59
2017
83.27
82.34
82.63
80.24
81.99
87.62
90.99
89.43
89.06
90.65
89.42
86.64
2018
85.42
87.09
83.27
82.22
87.28
88.64
91.11
90.47
90.62
88.21
86.72
86.52
2019
86.17
83.49
82.92
82.64
83.04
88.40
90.12
91.34
89.90
89.60
89.72
88.21
2020
86.35
84.14
85.19
82.94
83.50
87.02
90.88
89.02
90.08
90.70
88.10
84.14
2021
82.40
82.01
81.41
82.46
86.70
88.64
90.26
89.54
87.86
88.85
87.20
85.19
2022
83.85
82.91
78.74
78.38
81.30
86.06
88.09
87.63
86.06
85.36
84.14
83.15
2023
81.18
81.89
80.54
82.40
86.35
86.96
89.37
89.72
89.90
87.50
87.56
84.72
2024
82.86
81.66
78.63
78.32
81.53
83.30
87.80
89.02
88.76
88.26
85.94
85.71
2025
81.65
82.21
80.31
81.68
85.19
87.08
88.67
88.79
88.16
87.57
87.32
84.20
2026
83.50
82.21
81.47
82.52
85.65
87.62
89.25
90.01
89.74
M
M
M
Average Daily Low Temperature [F]
Year
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
1978
M
M
M
71.45
68.93
78.14
78.60
78.55
77.17
78.58
74.07
71.52
1979
67.87
68.81
66.19
66.75
68.82
73.96
77.33
78.87
76.34
77.35
71.07
69.31
1980
64.05
68.45
65.21
67.74
71.02
77.18
77.69
76.47
75.92
75.14
69.68
67.88
1981
63.94
64.98
62.72
64.03
66.32
71.06
75.74
75.66
75.92
75.08
70.88
67.29
1982
63.47
64.72
64.52
70.85
72.01
74.53
76.77
75.78
76.75
75.14
74.11
66.32
1983
67.06
62.34
64.52
65.42
72.89
76.76
78.02
77.35
76.88
75.61
71.42
67.83
1984
65.62
63.28
64.77
65.11
70.39
76.01
75.92
76.07
75.02
74.39
70.46
69.45
1985
66.08
63.63
63.72
61.71
67.32
75.07
75.90
75.14
75.49
75.62
72.34
69.61
1986
68.73
67.14
65.27
72.10
76.94
78.31
82.55
82.52
81.06
78.90
79.08
73.95
1987
72.89
73.18
71.77
73.97
75.54
82.65
83.02
82.65
83.01
81.96
79.46
76.88
1988
74.03
75.50
74.21
77.44
66.00
79.01
80.90
80.98
80.11
79.45
74.04
70.46
1989
68.96
69.86
66.55
69.56
72.24
76.58
78.05
77.23
77.29
77.00
73.58
70.50
1990
70.21
68.32
69.16
72.98
77.06
78.61
76.08
77.50
76.99
76.71
74.54
70.09
1991
68.05
68.81
67.19
69.80
73.12
76.95
77.99
78.21
77.83
76.48
73.82
72.86
1992
69.68
66.81
69.92
69.98
74.10
78.14
76.54
76.25
76.04
75.65
71.78
72.12
1993
69.74
65.69
64.99
66.56
67.48
75.02
76.84
76.04
75.98
75.49
73.88
69.97
1994
68.79
67.74
66.37
67.40
72.24
76.22
M
80.60
77.54
75.32
74.48
73.23
1995
70.26
70.27
67.88
66.14
71.02
77.12
77.97
76.42
76.70
75.51
74.12
69.45
1996
65.71
67.57
67.18
67.64
73.69
76.40
77.35
76.88
77.48
76.73
75.38
70.67
1997
66.20
64.72
69.80
70.46
74.50
78.75
77.81
77.23
76.76
75.55
75.32
70.55
1998
68.12
64.91
68.00
67.94
71.48
78.92
79.04
78.80
76.76
77.12
75.32
71.95
1999
64.82
68.96
68.30
68.72
69.51
77.72
76.54
76.54
77.96
76.65
73.16
65.79
2000
67.25
68.62
66.55
67.22
71.77
77.72
77.06
77.52
75.92
77.06
74.69
72.30
2001
69.51
68.45
65.33
69.02
73.09
77.96
78.34
76.19
75.25
76.48
72.44
70.44
2002
66.95
68.51
69.34
69.56
74.62
75.56
77.75
76.94
76.46
76.59
72.74
69.28
2003
71.19
67.68
64.86
71.12
71.89
76.88
76.83
76.42
76.64
75.37
74.06
68.64
2004
67.77
64.09
67.83
68.72
72.41
77.18
76.19
76.77
76.28
76.42
72.74
70.67
2005
70.21
70.89
64.98
69.26
68.93
72.98
76.71
76.64
77.42
74.04
71.54
70.15
2006
68.12
65.88
68.00
69.68
72.65
79.46
77.81
77.06
76.94
76.19
74.18
68.46
2007
69.45
68.06
68.87
67.64
68.99
76.70
77.70
76.54
77.12
76.48
74.60
68.93
2008
66.90
64.46
64.11
69.68
72.53
74.42
75.03
76.65
76.52
75.26
71.18
67.54
2009
69.92
66.91
67.25
65.66
71.54
73.04
77.35
76.65
77.06
76.13
70.16
68.41
2010
67.01
66.84
66.55
65.12
68.64
75.02
77.06
77.12
76.82
73.52
68.00
64.34
2011
64.40
70.33
69.45
72.33
79.08
81.98
80.09
81.15
77.30
77.43
72.02
67.65
2012
66.55
67.50
65.68
62.72
71.95
75.20
76.42
76.88
76.70
75.37
74.36
69.97
2013
68.75
66.20
67.42
66.08
69.97
75.80
76.65
75.84
76.22
76.88
74.36
71.37
2014
68.17
68.13
66.49
68.90
75.43
75.86
76.83
76.59
75.26
76.42
72.44
69.10
2015
68.06
67.04
67.13
69.38
74.04
79.04
78.10
77.64
77.12
77.29
76.52
73.92
2016
67.65
69.55
65.68
66.32
71.60
76.46
77.58
77.00
76.58
77.12
73.88
71.02
2017
66.84
65.62
68.41
65.36
68.35
76.88
77.41
78.22
76.46
76.71
75.20
66.78
2018
68.17
69.99
67.71
67.34
74.50
77.12
77.99
76.54
77.42
75.43
71.54
69.16
2019
69.86
66.91
68.17
66.20
70.38
77.06
77.41
77.35
77.12
76.88
75.56
71.66
2020
68.70
69.06
70.44
66.20
68.75
74.96
77.93
77.29
77.60
77.23
72.86
68.23
2021
65.97
65.24
65.68
66.80
71.02
76.58
78.20
76.81
76.52
76.54
73.94
70.90
2022
68.75
67.81
64.17
66.80
71.14
76.46
77.93
76.54
76.82
76.07
72.74
69.63
2023
66.78
67.29
67.83
69.86
75.08
77.06
78.63
78.28
78.62
76.76
75.86
72.30
2024
69.57
70.30
65.04
67.70
71.14
75.86
78.22
77.58
78.02
77.12
74.90
69.68
2025
69.05
70.19
66.55
66.62
74.91
78.14
77.93
77.99
77.54
77.06
75.02
72.12
2026
71.31
71.79
69.57
72.14
76.77
78.68
80.19
79.15
77.42
M
M
M
Average Daily Temperature (high+low)/2 [F]
Year
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
1978
M
M
M
76.91
74.88
82.67
83.80
84.02
82.66
84.04
80.30
78.26
1979
75.68
75.92
73.52
73.27
74.71
79.71
83.10
84.22
82.00
82.82
77.83
77.45
1980
73.46
76.52
73.90
75.37
76.88
82.55
83.33
81.99
82.25
82.20
77.69
76.07
1981
72.79
74.07
70.90
72.22
73.43
76.58
81.50
81.70
82.22
81.70
78.68
75.85
1982
72.85
74.36
73.31
77.91
78.10
80.63
83.10
83.01
82.93
81.67
80.47
75.26
1983
75.41
72.53
72.82
74.03
79.18
82.46
83.48
83.79
82.64
82.11
78.95
76.59
1984
74.97
73.12
74.05
73.34
77.66
82.21
81.32
82.46
81.05
81.83
78.65
77.58
1985
73.72
72.56
73.04
69.39
74.21
81.28
81.79
82.20
82.55
82.24
79.64
76.81
1986
76.48
74.44
72.93
77.82
80.09
81.69
85.66
86.62
84.84
83.19
84.12
79.97
1987
78.43
78.59
77.29
79.21
79.81
86.62
86.87
86.71
86.64
86.07
84.66
81.57
1988
79.95
80.07
77.88
80.90
74.00
81.92
83.81
83.64
82.90
83.32
79.15
76.07
1989
75.44
75.84
73.08
74.75
77.26
81.47
82.63
82.37
81.53
82.00
79.55
76.43
1990
76.71
75.49
76.04
78.77
81.59
83.18
81.29
82.80
82.10
81.35
80.21
77.20
1991
75.08
75.24
73.31
75.02
78.09
81.27
83.08
83.66
82.23
81.50
79.64
78.71
1992
75.55
73.31
76.18
76.13
79.96
83.21
82.02
82.14
81.20
81.06
78.98
77.90
1993
76.16
73.98
73.49
73.82
75.14
80.18
81.91
81.85
81.38
81.73
80.12
77.41
1994
76.16
75.33
74.27
74.03
77.99
81.44
M
82.85
83.51
81.65
81.56
80.77
1995
77.61
78.83
76.77
73.16
76.59
82.77
83.94
82.40
82.10
82.12
80.72
76.59
1996
74.15
75.29
75.08
74.15
79.96
82.91
82.72
81.91
82.67
81.12
80.54
76.80
1997
73.25
72.11
75.35
75.59
79.70
83.37
83.33
83.13
82.28
81.30
81.02
78.05
1998
75.75
72.85
74.91
74.48
77.12
83.54
83.58
83.74
80.63
81.88
80.03
77.73
1999
72.95
74.78
73.85
74.09
74.94
81.74
81.73
81.88
82.22
81.76
79.19
73.03
2000
74.10
74.46
72.50
72.77
76.65
82.13
82.40
82.66
80.60
81.99
79.75
78.16
2001
75.75
74.94
71.57
73.43
77.65
81.83
83.39
82.20
81.17
81.65
78.98
76.51
2002
74.71
75.81
75.55
76.13
79.96
81.26
83.59
83.30
82.52
82.60
78.95
77.32
2003
77.78
75.49
71.77
76.82
78.02
81.74
82.69
82.60
82.22
81.35
80.42
76.10
2004
74.62
72.38
74.71
75.50
78.19
82.46
82.23
82.95
82.13
82.43
79.94
77.29
2005
76.91
77.03
71.45
75.47
75.81
78.41
81.76
82.22
82.79
79.55
77.60
76.25
2006
75.02
72.79
74.27
75.59
78.16
84.08
82.66
82.78
82.25
82.08
80.66
76.80
2007
76.42
75.43
75.32
73.94
75.58
81.71
82.98
81.96
82.31
82.11
79.88
75.69
2008
74.13
71.69
70.12
75.56
78.16
80.42
81.01
82.37
81.83
81.91
78.65
75.11
2009
75.72
74.59
74.27
72.38
78.07
79.79
83.27
83.53
83.45
82.20
78.80
76.19
2010
75.00
73.98
74.42
73.16
75.35
80.66
82.08
82.37
82.34
80.98
75.98
72.33
2011
71.91
73.81
73.40
76.50
82.49
84.31
82.36
84.47
83.42
82.99
78.68
75.23
2012
74.36
73.80
72.82
69.02
77.93
80.96
83.18
82.66
82.70
82.86
80.78
77.70
2013
76.27
74.17
74.74
73.04
76.39
81.26
82.69
82.34
82.10
83.42
81.59
78.65
2014
76.68
76.45
74.10
75.83
81.94
82.82
83.76
83.56
81.62
82.92
80.03
77.32
2015
76.91
75.14
74.97
76.82
80.89
84.47
84.69
84.11
83.93
83.18
83.06
81.47
2016
77.17
77.59
74.21
74.48
77.64
82.28
83.76
83.39
83.03
83.36
80.57
78.31
2017
75.05
73.98
75.52
72.80
75.17
82.25
84.20
83.82
82.76
83.68
82.31
76.71
2018
76.80
78.54
75.49
74.78
80.89
82.88
84.55
83.50
84.02
81.82
79.13
77.84
2019
78.02
75.20
75.55
74.42
76.71
82.73
83.76
84.35
83.51
83.24
82.64
79.93
2020
77.52
76.60
77.81
74.57
76.13
80.99
84.40
83.15
83.84
83.97
80.48
76.19
2021
74.18
73.62
73.55
74.63
78.86
82.61
84.23
83.18
82.19
82.69
80.57
78.05
2022
76.30
75.36
71.45
72.59
76.22
81.26
83.01
82.08
81.44
80.72
78.44
76.39
2023
73.98
74.59
74.18
76.13
80.72
82.01
84.00
84.00
84.26
82.13
81.71
78.51
2024
76.22
75.98
71.83
73.01
76.33
79.58
83.01
83.30
83.39
82.69
80.42
77.70
2025
75.35
76.20
73.43
74.15
80.05
82.61
83.30
83.39
82.85
82.31
81.17
78.16
2026
77.41
77.00
75.52
77.33
81.21
83.15
84.72
84.58
83.58
M
M
M
Average Relative Humidity [%]
This value is computed via a simple average of available observations weighted
by the duration between observations.
