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Data Calendar for Waterloo

The calendar chart below shows the daily reported climate variables. You can click on a date to display the values for all sites for that day. Time stamps are displayed in the America/Chicago timezone. Wind speeds are in mph and temperatures in Fahrenheit. Values flagged with a (E) are estimated by the IEM.

Year:  

Month:  

 

Jul 2026Aug 2026 Sep 2026
SundayMondayTuesdayWednesday ThursdayFridaySaturday
26272829303101
High: 82
Low: 63
Precip: 0.23
Snow: 0.0
Snow Depth: 0.0
Avg Wind: N @ 14.1
Gust:
N @ 38
(1:23 AM)
RH% Min/Max: 58-97
Feel Min/Max: 63 to 83
02
High: 81
Low: 62
Precip: 0.00
Snow: 0.0
Snow Depth: 0.0
Avg Wind: N @ 3.5
RH% Min/Max: 56-97
Feel Min/Max: 62 to 83		03
High: 83
Low: 60
Precip: 0.00
Snow: 0.0
Snow Depth: 0.0
Avg Wind: SSE @ 8.3
Gust:
S @ 21
(10:10 AM)
RH% Min/Max: 57-100
Feel Min/Max: 60 to 85		04
High: 74
Low: 65
Precip: 0.06
Snow: 0.0
Snow Depth: 0.0
Avg Wind: WSW @ 5.8
Gust:
WNW @ 20
(9:30 AM)
RH% Min/Max: 81-97
Feel Min/Max: 66 to 74		05
High: 69
Low: 60
Precip: 0.41
Snow: 0.0
Snow Depth: 0.0
Avg Wind: N @ 3.3
RH% Min/Max: 81-97
Feel Min/Max: 60 to 69		06
High: 81
Low: 60
Precip: 0.00
Snow: 0.0
Avg Wind: ESE @ 3.5
RH% Min/Max: 58-100
Feel Min/Max: 60 to 83		07
High: 83
Low: 64
Precip: 0.51
Snow: 0.0
Snow Depth: 0.0
Avg Wind: S @ 7.8
Gust:
NNE @ 51
(4:23 PM)
RH% Min/Max: 67-100
Feel Min/Max: 65 to 88		08
High: 81
Low: 58
Precip: 0.00
Snow: 0.0
Snow Depth: 0.0
Avg Wind: W @ 4.0
RH% Min/Max: 54-97
Feel Min/Max: 58 to 79
09
High: 84
Low: 66
Precip: 0.45
Snow: 0.0
Snow Depth: 0.0
Avg Wind: SE @ 6.4
Gust:
NNW @ 40
(9:24 AM)
RH% Min/Max: 65-97
Feel Min/Max: 67 to 87		10
High: 86
Low: 68
Precip: 0.00
Snow: 0.0
Snow Depth: 0.0
Avg Wind: ENE @ 5.6
RH% Min/Max: 72-100
Feel Min/Max: 69 to 97		11
High: 89
Low: 70
Precip: 0.51
Snow: 0.0
Snow Depth: 0.0
Avg Wind: SE @ 5.9
Gust:
WNW @ 42
(6:31 AM)
RH% Min/Max: 61-100
Feel Min/Max: 70 to 97		12
High: 85
Low: 71
Precip: Trace
Snow: 0.0
Snow Depth: 0.0
Avg Wind: ENE @ 5.8
Gust:
ENE @ 30
(2:21 PM)
RH% Min/Max: 67-100
Feel Min/Max: 71 to 92		13
High: 79
Low: 69
Precip: 0.65
Snow: 0.0
Snow Depth: 0.0
Avg Wind: E @ 8.8
Gust:
ESE @ 33
(10:36 AM)
RH% Min/Max: 77-100
Feel Min/Max: 71 to 79		14
High: 74
Low: 67
Precip: 0.11
Snow: 0.0
Avg Wind: E @ 8.6
RH% Min/Max: 87-97
Feel Min/Max: 67 to 74		15
High: 80
Low: 71
Precip: Trace
Snow: 0.0
Snow Depth: 0.0
Avg Wind: E @ 4.9
RH% Min/Max: 82-100
Feel Min/Max: 71 to 79
16
High: 80
Low: 63
Precip: 0.00
Snow: 0.0
Snow Depth: 0.0
Avg Wind: NW @ 7.3
Gust:
NNW @ 24
(1:20 PM)
RH% Min/Max: 62-100
Feel Min/Max: 65 to 79		17
High: 81
Low: 60
Precip: 0.00
Snow: 0.0
Snow Depth: 0.0
Avg Wind: WNW @ 5.0
Gust:
W @ 19
(1:20 PM)
RH% Min/Max: 51-100
Feel Min/Max: 60 to 82		18
High: 85
Low: 65
Precip: 0.00
Snow: 0.0
Snow Depth: 0.0
Avg Wind: WSW @ 6.8
Gust:
WSW @ 23
(1:30 PM)
RH% Min/Max: 57-97
Feel Min/Max: 66 to 87		19
High: 82
Low: 62
Precip: 0.00
Snow: 0.0
Snow Depth: 0.0
Avg Wind: NNE @ 4.3
RH% Min/Max: 51-97
Feel Min/Max: 64 to 81		20
High: 82
Low: 57
Precip: 0.00
Snow: 0.0
Avg Wind: S @ 4.2
Gust:
SSW @ 19
(5:15 PM)
RH% Min/Max: 47-93
Feel Min/Max: 58 to 81		21
High: 84
Low: 65
Precip: 0.00
Snow: 0.0
Avg Wind: W @ 9.5
Gust:
NW @ 23
(5:30 PM)
RH% Min/Max: 46-93
Feel Min/Max: 65 to 88		22
High: 80
Low: 58
Precip: 0.00
Snow: 0.0
Avg Wind: NW @ 8.8
Gust:
N @ 28
(4:05 PM)
RH% Min/Max: 42-97
Feel Min/Max: 58 to 80
23
High: 57
Low: 51
Precip: M
RH% Min/Max: 90-96
Feel Min/Max: 52 to 57		24

Precip: M		2526272829
30310102030405

The data presented here provided by IEM API webservice: daily.json. A simple CSV option exists as well.

Daily High/Low Plot


Description: This chart of the monthly temperature data. The bars are the observations and the dots are climatology.

Daily Rainfall


Description: This chart is of daily precipitation for the month. The red line would be an average month while the blue line and bars are observations.

Daily Average Wind Speeds


Description: This chart is of the daily average wind speeds.

The data presented here provided by IEM API webservice: daily.json. A simple CSV option exists as well.