Weather History for Boston, MA

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Saturday, February 25, 2012

  Actual Average Record
Temperature  
Mean Temperature 39 °F 34 °F  
Max Temperature 45 °F 41 °F 65 °F (1930)
Min Temperature 33 °F 27 °F -6 °F (1894)
Degree Days  
Heating Degree Days 26 31  
Month to date heating degree days 685 838  
Since 1 July heating degree days 3123 3948  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 0 0  
Moisture  
Dew Point 22 °F    
Average Humidity 59    
Maximum Humidity 85    
Minimum Humidity 33    
Precipitation  
Precipitation T in 0.13 in 2.15 in (1981)
Month to date precipitation 0.71 2.86  
Year to date precipitation 3.38 6.22  
Snow  
Snow T in 0.40 in 9.00 in (1966)
Month to date snowfall T 9.8  
Since 1 July snowfall 7.8 33.0  
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 29.40 in    
Wind  
Wind Speed 23 mph (West)    
Max Wind Speed 41 mph    
Max Gust Speed 53 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Astronomy

Feb. 25, 2012 Rise Set
Actual Time 6:26 AM EST 5:28 PM EST
Civil Twilight 5:58 AM EST 5:56 PM EST
Nautical Twilight 5:25 AM EST 6:29 PM EST
Astronomical Twilight 4:53 AM EST 7:01 PM EST
Moon 7:43 AM EST (2/25) 9:32 PM EST (2/25)
Length of Visible Light 11h 58m
Length of Day
11h 01m
Waxing Crescent, 13% of the Moon is Illuminated
Feb 25
Waxing Crescent
Feb 29
First Quarter
Mar 8
Full
Mar 14
Last Quarter
Mar 22
New

Hourly Weather History & Observations

Time (EST) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:54 AM 39.0 °F 32.3 °F 36.0 °F 89% 29.20 in 10.0 mi West 10.4 mph - N/A   Overcast
1:26 AM 39.2 °F 30.8 °F 35.6 °F 87% 29.21 in 10.0 mi West 15.0 mph - N/A   Scattered Clouds
1:54 AM 39.0 °F 30.6 °F 34.0 °F 82% 29.22 in 10.0 mi West 15.0 mph - N/A   Clear
2:54 AM 39.9 °F 31.1 °F 30.0 °F 68% 29.22 in 10.0 mi West 17.3 mph - N/A   Clear
3:54 AM 39.0 °F 29.6 °F 26.1 °F 60% 29.23 in 10.0 mi WSW 18.4 mph 29.9 mph N/A   Clear
4:54 AM 39.0 °F 30.3 °F 26.1 °F 60% 29.26 in 10.0 mi West 16.1 mph 26.5 mph N/A   Clear
5:54 AM 39.0 °F 29.0 °F 25.0 °F 57% 29.28 in 10.0 mi WSW 20.7 mph 28.8 mph N/A   Mostly Cloudy
6:54 AM 39.9 °F 29.7 °F 21.0 °F 47% 29.30 in 10.0 mi West 23.0 mph 43.7 mph N/A   Mostly Cloudy
7:54 AM 39.9 °F 30.0 °F 21.9 °F 49% 29.31 in 10.0 mi West 21.9 mph 39.1 mph N/A   Scattered Clouds
8:54 AM 41.0 °F 30.5 °F 19.9 °F 43% 29.32 in 10.0 mi West 26.5 mph 33.4 mph N/A   Mostly Cloudy
9:54 AM 42.1 °F 31.9 °F 19.0 °F 40% 29.33 in 10.0 mi West 26.5 mph 47.2 mph N/A   Mostly Cloudy
10:54 AM 43.0 °F 31.7 °F 19.9 °F 40% 29.32 in 10.0 mi West 35.7 mph 49.5 mph N/A   Overcast
11:54 AM 42.1 °F 31.9 °F 21.9 °F 45% 29.34 in 10.0 mi West 26.5 mph 46.0 mph 0.00 in   Mostly Cloudy
12:54 PM 44.1 °F 33.5 °F 17.1 °F 34% 29.34 in 10.0 mi West 33.4 mph 51.8 mph N/A   Mostly Cloudy
1:54 PM 45.0 °F 35.4 °F 19.9 °F 37% 29.35 in 10.0 mi West 28.8 mph 42.6 mph N/A   Mostly Cloudy
2:54 PM 43.0 °F 32.9 °F 21.0 °F 42% 29.37 in 9.0 mi West 27.6 mph 38.0 mph 0.00 in   Mostly Cloudy
3:54 PM 41.0 °F 30.9 °F 24.1 °F 51% 29.41 in 10.0 mi West 24.2 mph 33.4 mph N/A   Mostly Cloudy
4:54 PM 41.0 °F 31.6 °F 18.0 °F 40% 29.45 in 10.0 mi West 20.7 mph 32.2 mph N/A   Mostly Cloudy
5:54 PM 39.0 °F 27.8 °F 16.0 °F 39% 29.50 in 10.0 mi West 26.5 mph 40.3 mph N/A   Mostly Cloudy
6:54 PM 37.0 °F 26.4 °F 17.1 °F 44% 29.55 in 10.0 mi West 20.7 mph 38.0 mph N/A   Scattered Clouds
7:54 PM 35.1 °F 22.7 °F 17.1 °F 48% 29.61 in 10.0 mi West 25.3 mph 34.5 mph N/A   Scattered Clouds
8:54 PM 34.0 °F 22.1 °F 17.1 °F 50% 29.66 in 10.0 mi WNW 21.9 mph 31.1 mph N/A   Mostly Cloudy
9:54 PM 34.0 °F 22.7 °F 17.1 °F 50% 29.70 in 10.0 mi West 19.6 mph 34.5 mph N/A   Mostly Cloudy
10:54 PM 34.0 °F 22.7 °F 18.0 °F 52% 29.74 in 10.0 mi WNW 19.6 mph 32.2 mph N/A   Mostly Cloudy
11:54 PM 33.1 °F 21.5 °F 17.1 °F 52% 29.78 in 10.0 mi WNW 19.6 mph 29.9 mph N/A   Partly Cloudy