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Data Calendar for BOSTON/LOGAN INTL

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/New_York 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: 85
Low: 69
Precip: 0.00
Snow: 0.0
Avg Wind: S @ 9.8
Gust:
SW @ 24
(4:20 PM)
RH% Min/Max: 57-93
Feel Min/Max: 69 to 88
02
High: 86
Low: 71
Precip: Trace
Snow: 0.0
Avg Wind: S @ 10.6
Gust:
SSW @ 25
(5:54 PM)
RH% Min/Max: 53-93
Feel Min/Max: 71 to 87		03
High: 80
Low: 71
Precip: 0.47
Snow: 0.0
Avg Wind: SSW @ 14.9
Gust:
W @ 36
(9:39 PM)
RH% Min/Max: 64-100
Feel Min/Max: 71 to 79		04
High: 87
Low: 66
Precip: 0.00
Snow: 0.0
Avg Wind: WSW @ 8.8
Gust:
WSW @ 25
(3:54 PM)
RH% Min/Max: 32-78
Feel Min/Max: 67 to 85		05
High: 88
Low: 67
Precip: 0.00
Snow: 0.0
Avg Wind: WSW @ 8.9
Gust:
W @ 26
(8:50 AM)
RH% Min/Max: 40-73
Feel Min/Max: 70 to 87		06
High: 86
Low: 73
Precip: 0.00
Snow: 0.0
Avg Wind: SSW @ 8.3
Gust:
WSW @ 26
(10:54 PM)
RH% Min/Max: 66-90
Feel Min/Max: 73 to 92		07
High: 94
Low: 76
Precip: 0.00
Snow: 0.0
Avg Wind: WSW @ 8.3
Gust:
W @ 23
(12:54 PM)
RH% Min/Max: 39-94
Feel Min/Max: 76 to 96		08
High: 92
Low: 74
Precip: Trace
Snow: 0.0
Avg Wind: WSW @ 9.2
Gust:
WSW @ 32
(6:59 PM)
RH% Min/Max: 47-82
Feel Min/Max: 75 to 95
09
High: 90
Low: 74
Precip: 0.00
Snow: 0.0
Avg Wind: W @ 10.4
Gust:
W @ 27
(5:25 PM)
RH% Min/Max: 39-76
Feel Min/Max: 75 to 92		10
High: 85
Low: 71
Precip: 0.00
Snow: 0.0
Avg Wind: SW @ 8.4
Gust:
W @ 24
(6:54 PM)
RH% Min/Max: 49-71
Feel Min/Max: 71 to 85		11
High: 89
Low: 74
Precip: 0.00
Snow: 0.0
Avg Wind: W @ 9.8
Gust:
W @ 30
(11:29 AM)
RH% Min/Max: 36-76
Feel Min/Max: 74 to 85		12
High: 84
Low: 70
Precip: 0.00
Snow: 0.0
Avg Wind: W @ 7.7
Gust:
W @ 22
(6:25 PM)
RH% Min/Max: 36-68
Feel Min/Max: 71 to 82		13
High: 86
Low: 70
Precip: Trace
Snow: 0.0
Avg Wind: WSW @ 9.9
Gust:
WSW @ 25
(6:54 AM)
RH% Min/Max: 39-79
Feel Min/Max: 70 to 84		14
High: 84
Low: 69
Precip: 0.00
Snow: 0.0
Avg Wind: NW @ 9.8
Gust:
W @ 26
(1:54 PM)
RH% Min/Max: 34-68
Feel Min/Max: 69 to 82		15
High: 76
Low: 66
Precip: 0.00
Snow: 0.0
Avg Wind: ENE @ 7.6
RH% Min/Max: 44-65
Feel Min/Max: 66 to 76
16
High: 81
Low: 62
Precip: 0.00
Snow: 0.0
Avg Wind: S @ 9.8
Gust:
SSW @ 26
(6:15 PM)
RH% Min/Max: 45-73
Feel Min/Max: 62 to 80		17
High: 76
Low: 66
Precip: 0.05
Snow: 0.0
Avg Wind: S @ 8.3
Gust:
SSW @ 29
(1:05 AM)
RH% Min/Max: 71-97
Feel Min/Max: 66 to 74		18
High: 76
Low: 66
Precip: 0.00
Snow: 0.0
Avg Wind: E @ 5.7
RH% Min/Max: 74-100
Feel Min/Max: 66 to 75		19
High: 89
Low: 68
Precip: 0.00
Snow: 0.0
Avg Wind: WSW @ 7.9
Gust:
SW @ 30
(3:33 PM)
RH% Min/Max: 34-93
Feel Min/Max: 68 to 87		20
High: 74
Low: 74
Precip: M
RH% Min/Max: 66-69
Feel Min/Max: 74 to 74		21

Precip: M		22
23242526272829
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.