Weather History for Boston, MA

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Wednesday, March 9, 2011

  Actual Average Record
Temperature  
Mean Temperature 33 °F 36 °F  
Max Temperature 37 °F 43 °F 72 °F (2000)
Min Temperature 29 °F 29 °F 5 °F (2007)
Degree Days  
Heating Degree Days 32 29  
Month to date heating degree days 260 267  
Since 1 July heating degree days 4294 4309  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 0 0  
Moisture  
Dew Point 26 °F    
Average Humidity 68    
Maximum Humidity 75    
Minimum Humidity 61    
Precipitation  
Precipitation 0.00 in 0.13 in 2.14 in (1998)
Month to date precipitation 0.50 1.19  
Year to date precipitation 9.64 7.80  
Snow  
Snow 0.00 in 0.30 in 4.50 in (1939)
Month to date snowfall 0.2 3.0  
Since 1 July snowfall 79.0 37.1  
Snow Depth -    
Sea Level Pressure  
Sea Level Pressure 30.68 in    
Wind  
Wind Speed 14 mph (ENE)    
Max Wind Speed 21 mph    
Max Gust Speed 24 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Mar. 09, 2011 Rise Set
Actual Time 6:06 AM EST 5:43 PM EST
Civil Twilight 5:38 AM EST 6:11 PM EST
Nautical Twilight 5:06 AM EST 6:43 PM EST
Astronomical Twilight 4:33 AM EST 7:16 PM EST
Moon 7:49 AM EST (3/9) 10:45 PM EST (3/9)
Length of Visible Light 12h 32m
Length of Day
11h 36m
Waxing Crescent, 20% of the Moon is Illuminated
Mar 9
Waxing Crescent
Mar 12
First Quarter
Mar 19
Full
Mar 26
Last Quarter
Apr 3
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 28.9 °F 22.8 °F 21.9 °F 75% 30.65 in 10.0 mi North 5.8 mph - N/A   Clear
1:54 AM 30.9 °F 24.3 °F 21.9 °F 69% 30.65 in 10.0 mi North 6.9 mph - N/A   Clear
2:54 AM 30.0 °F 23.2 °F 21.9 °F 72% 30.64 in 10.0 mi North 6.9 mph - N/A   Clear
3:54 AM 30.0 °F 23.2 °F 23.0 °F 75% 30.64 in 10.0 mi North 6.9 mph - N/A   Partly Cloudy
4:54 AM 34.0 °F 25.5 °F 24.1 °F 67% 30.67 in 10.0 mi ENE 11.5 mph - N/A   Partly Cloudy
5:32 AM 30.2 °F 21.9 °F 24.8 °F 80% 30.67 in 10.0 mi NNE 9.2 mph - N/A   Mostly Cloudy
5:54 AM 32.0 °F 25.6 °F 25.0 °F 75% 30.67 in 10.0 mi NNE 6.9 mph - N/A   Mostly Cloudy
6:54 AM 34.0 °F 24.2 °F 24.1 °F 67% 30.69 in 10.0 mi NE 15.0 mph - N/A   Mostly Cloudy
7:49 AM 35.6 °F 25.9 °F 24.8 °F 65% 30.72 in 10.0 mi ENE 16.1 mph 20.7 mph N/A   Mostly Cloudy
7:54 AM 36.0 °F 26.0 °F 24.1 °F 62% 30.72 in 10.0 mi ENE 17.3 mph 20.7 mph N/A   Mostly Cloudy
8:17 AM 35.6 °F 26.2 °F 24.8 °F 65% 30.73 in 10.0 mi ENE 15.0 mph - N/A   Mostly Cloudy
8:54 AM 36.0 °F 26.0 °F 25.0 °F 64% 30.72 in 10.0 mi ENE 17.3 mph - N/A   Mostly Cloudy
9:18 AM 35.6 °F 25.9 °F 26.6 °F 70% 30.72 in 10.0 mi ENE 16.1 mph - N/A   Mostly Cloudy
9:54 AM 36.0 °F 26.3 °F 25.0 °F 64% 30.73 in 10.0 mi ENE 16.1 mph - N/A   Overcast
10:54 AM 36.0 °F 26.0 °F 25.0 °F 64% 30.74 in 10.0 mi ENE 17.3 mph - N/A   Overcast
11:25 AM 35.6 °F 25.9 °F 24.8 °F 65% 30.74 in 10.0 mi ENE 16.1 mph - N/A   Overcast
11:54 AM 36.0 °F 26.0 °F 26.1 °F 67% 30.72 in 10.0 mi ENE 17.3 mph - N/A   Overcast
11:56 AM 35.6 °F 26.2 °F 24.8 °F 65% 30.73 in 10.0 mi ENE 15.0 mph - N/A   Overcast
12:54 PM 37.0 °F 28.5 °F 26.1 °F 65% 30.70 in 10.0 mi East 13.8 mph - N/A   Overcast
1:54 PM 36.0 °F 27.1 °F 26.1 °F 67% 30.70 in 10.0 mi ENE 13.8 mph - N/A   Overcast
2:54 PM 36.0 °F 26.3 °F 27.0 °F 70% 30.68 in 10.0 mi East 16.1 mph - N/A   Overcast
3:54 PM 36.0 °F 26.7 °F 27.0 °F 70% 30.66 in 10.0 mi East 15.0 mph - N/A   Overcast
4:54 PM 35.1 °F 25.2 °F 27.0 °F 72% 30.66 in 10.0 mi East 16.1 mph - N/A   Overcast
5:54 PM 35.1 °F 24.8 °F 27.0 °F 72% 30.66 in 10.0 mi East 17.3 mph - N/A   Overcast
5:59 PM 35.6 °F 25.5 °F 26.6 °F 70% 30.66 in 10.0 mi East 17.3 mph - N/A   Overcast
6:02 PM 35.6 °F 25.5 °F 26.6 °F 70% 30.66 in 10.0 mi East 17.3 mph - N/A   Overcast
6:54 PM 35.1 °F 25.5 °F 27.0 °F 72% 30.66 in 10.0 mi East 15.0 mph - N/A   Overcast
7:40 PM 35.6 °F 25.9 °F 26.6 °F 70% 30.66 in 10.0 mi East 16.1 mph - N/A   Overcast
7:54 PM 35.1 °F 25.5 °F 27.0 °F 72% 30.66 in 10.0 mi East 15.0 mph - N/A   Overcast
8:41 PM 35.6 °F 25.9 °F 26.6 °F 70% 30.65 in 10.0 mi East 16.1 mph - N/A   Overcast
8:54 PM 35.1 °F 24.8 °F 27.0 °F 72% 30.63 in 10.0 mi East 17.3 mph - N/A   Overcast
9:05 PM 35.6 °F 25.5 °F 26.6 °F 70% 30.64 in 10.0 mi East 17.3 mph - N/A   Overcast
9:11 PM 35.6 °F 26.2 °F 26.6 °F 70% 30.64 in 10.0 mi East 15.0 mph - N/A   Overcast
9:54 PM 35.1 °F 25.5 °F 27.0 °F 72% 30.63 in 10.0 mi East 15.0 mph - N/A   Overcast
10:54 PM 35.1 °F 25.5 °F 28.0 °F 76% 30.62 in 10.0 mi East 15.0 mph - N/A   Overcast
11:54 PM 36.0 °F 26.0 °F 28.9 °F 76% 30.61 in 10.0 mi ESE 17.3 mph - N/A   Overcast