Boston, MA

8:09 AM EST on January 22, 2018 (GMT -0500)
Logan International

Weather History for KBOS - July, 2015

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Saturday, July 25, 2015

  Actual Average Record
Temperature  
Mean Temperature 66 °F 74 °F  
Max Temperature 69 °F 82 °F 96 °F (1882)
Min Temperature 62 °F 66 °F 53 °F (1901)
Degree Days  
Heating Degree Days 0 0  
Month to date heating degree days 1 0  
Since 1 June heating degree days 99 55  
Since 1 July heating degree days 1 0  
Cooling Degree Days 1 9  
Month to date cooling degree days 203 214  
Year to date cooling degree days 361 380  
Since 1 June cooling degree days 300 350  
Growing Degree Days 16 (Base 50)    
Moisture  
Dew Point 59 °F    
Average Humidity 81    
Maximum Humidity 93    
Minimum Humidity 68    
Precipitation  
Precipitation 0.00 in 0.12 in 1.92 in (1990)
Month to date precipitation 2.01 2.68  
Year to date precipitation 20.51 24.52  
Sea Level Pressure  
Sea Level Pressure 30.02 in    
Wind  
Wind Speed 9 mph (NE)    
Max Wind Speed 16 mph    
Max Gust Speed 20 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

Daily Weather History Graph

Daily Weather History Graph

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Astronomy

Jul. 25, 2015 Rise Set
Actual Time 5:29 AM EDT 8:11 PM EDT
Civil Twilight 4:56 AM EDT 8:43 PM EDT
Nautical Twilight 4:15 AM EDT 9:24 PM EDT
Astronomical Twilight 3:28 AM EDT 10:10 PM EDT
Moon 2:42 PM EDT (7/25) 12:33 AM EDT (7/25)
Length of Visible Light 15h 46m
Length of Day
14h 41m
Waxing Gibbous, 65% of the Moon is Illuminated
Jul 25
Waxing Gibbous
Jul 31
Full
Aug 6
Last Quarter
Aug 14
New
Aug 22
First Quarter

Hourly Weather History & Observations

Time (EDT) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:54 AM 66.9 °F 59.0 °F 76% 29.94 in 10.0 mi NW 5.8 mph - N/A   Scattered Clouds
1:54 AM 66.0 °F 59.0 °F 78% 29.94 in 10.0 mi NW 8.1 mph - N/A   Clear
2:54 AM 64.9 °F 59.0 °F 81% 29.95 in 10.0 mi NNW 6.9 mph - N/A   Partly Cloudy
3:54 AM 63.0 °F 60.1 °F 90% 29.95 in 10.0 mi North 6.9 mph - N/A   Partly Cloudy
4:21 AM 62.6 °F 60.8 °F 94% 29.96 in 10.0 mi North 5.8 mph - N/A   Scattered Clouds
4:30 AM 62.6 °F 60.8 °F 94% 29.97 in 10.0 mi North 6.9 mph - N/A   Mostly Cloudy
4:54 AM 62.1 °F 60.1 °F 93% 29.98 in 10.0 mi NNE 6.9 mph - N/A   Overcast
5:31 AM 62.6 °F 59.0 °F 88% 29.99 in 10.0 mi North 5.8 mph - N/A   Scattered Clouds
5:47 AM 62.6 °F 60.8 °F 94% 30.00 in 10.0 mi North 8.1 mph - N/A   Mostly Cloudy
5:54 AM 62.1 °F 59.0 °F 90% 30.00 in 10.0 mi North 6.9 mph - N/A   Mostly Cloudy
6:54 AM 62.1 °F 59.0 °F 90% 30.02 in 10.0 mi North 6.9 mph - N/A   Overcast
7:54 AM 63.0 °F 59.0 °F 87% 30.03 in 10.0 mi NNE 12.7 mph - N/A   Overcast
8:13 AM 62.6 °F 57.2 °F 82% 30.03 in 10.0 mi NNE 11.5 mph - N/A   Overcast
8:54 AM 63.0 °F 57.9 °F 84% 30.04 in 10.0 mi North 9.2 mph - N/A   Mostly Cloudy
10:12 AM 66.2 °F 59.0 °F 78% 30.05 in 10.0 mi NNE 9.2 mph - N/A   Scattered Clouds
10:54 AM 66.9 °F 59.0 °F 76% 30.05 in 10.0 mi ENE 10.4 mph - N/A   Scattered Clouds
11:54 AM 66.9 °F 59.0 °F 76% 30.05 in 10.0 mi East 13.8 mph - N/A   Scattered Clouds
12:54 PM 68.0 °F 59.0 °F 73% 30.05 in 10.0 mi East 12.7 mph - N/A   Scattered Clouds
1:54 PM 69.1 °F 59.0 °F 70% 30.05 in 10.0 mi ENE 12.7 mph - N/A   Mostly Cloudy
2:16 PM 68.0 °F 59.0 °F 73% 30.05 in 10.0 mi East 13.8 mph - N/A   Mostly Cloudy
2:46 PM 68.0 °F 57.2 °F 68% 30.04 in 10.0 mi ENE 15.0 mph - N/A   Mostly Cloudy
2:54 PM 68.0 °F 57.9 °F 70% 30.04 in 10.0 mi ENE 13.8 mph - N/A   Mostly Cloudy
3:54 PM 66.0 °F 59.0 °F 78% 30.05 in 10.0 mi East 12.7 mph - N/A   Mostly Cloudy
4:54 PM 64.9 °F 57.9 °F 78% 30.05 in 10.0 mi East 11.5 mph - N/A   Mostly Cloudy
5:54 PM 64.9 °F 59.0 °F 81% 30.04 in 10.0 mi East 10.4 mph - N/A   Mostly Cloudy
6:54 PM 64.0 °F 59.0 °F 84% 30.04 in 10.0 mi East 8.1 mph - N/A   Mostly Cloudy
7:54 PM 63.0 °F 59.0 °F 87% 30.04 in 10.0 mi East 8.1 mph - N/A   Overcast
8:54 PM 63.0 °F 57.9 °F 84% 30.06 in 10.0 mi ESE 3.5 mph - N/A   Overcast
9:54 PM 63.0 °F 59.0 °F 87% 30.06 in 10.0 mi ESE 4.6 mph - N/A   Mostly Cloudy
10:33 PM 62.6 °F 59.0 °F 88% 30.06 in 10.0 mi ESE 5.8 mph - N/A   Mostly Cloudy
10:54 PM 63.0 °F 59.0 °F 87% 30.06 in 10.0 mi ESE 4.6 mph - N/A   Mostly Cloudy
11:54 PM 63.0 °F 60.1 °F 90% 30.05 in 10.0 mi SE 5.8 mph - N/A   Mostly Cloudy