Weather History for KBOS - December, 2012

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Sunday, December 2, 2012

  Actual Average Record
Temperature  
Mean Temperature 42 °F 39 °F  
Max Temperature 52 °F 46 °F 65 °F (1932)
Min Temperature 32 °F 33 °F 4 °F (1876)
Degree Days  
Heating Degree Days 23 26  
Month to date heating degree days 58 51  
Since 1 July heating degree days 1071 1106  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 905 747  
Moisture  
Dew Point 36 °F    
Average Humidity 84    
Maximum Humidity 96    
Minimum Humidity 71    
Precipitation  
Precipitation T in 0.13 in 1.63 in (1974)
Month to date precipitation 0.03 0.26  
Year to date precipitation 30.83 40.25  
Snow  
Snow 0.00 in 0.10 in 6.00 in (1929)
Month to date snowfall 0.5 0.3  
Since 1 July snowfall 0.9 1.6  
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 30.29 in    
Wind  
Wind Speed 6 mph (West)    
Max Wind Speed 21 mph    
Max Gust Speed 28 mph    
Visibility 6 miles    
Events Rain    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Dec. 02, 2012 Rise Set
Actual Time 6:55 AM EST 4:12 PM EST
Civil Twilight 6:23 AM EST 4:43 PM EST
Nautical Twilight 5:48 AM EST 5:18 PM EST
Astronomical Twilight 5:14 AM EST 5:52 PM EST
Moon 7:58 PM EST (12/2) 9:41 AM EST (12/2)
Length of Visible Light 10h 19m
Length of Day
9h 16m
Waning Gibbous, 86% of the Moon is Illuminated
Dec 2
Waning Gibbous
Dec 6
Last Quarter
Dec 13
New
Dec 20
First Quarter
Dec 28
Full

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 32.0 °F 25.6 °F 28.9 °F 88% 30.49 in 7.0 mi NNW 6.9 mph - N/A   Overcast
1:19 AM 32.0 °F 24.8 °F 28.4 °F 87% 30.49 in 7.0 mi NW 8.1 mph - N/A   Overcast
1:54 AM 32.0 °F 26.4 °F 28.9 °F 88% 30.48 in 7.0 mi NNW 5.8 mph - N/A   Overcast
2:30 AM 32.0 °F 27.5 °F 28.4 °F 87% 30.48 in 6.0 mi NW 4.6 mph - 0.00 in Rain Light Freezing Rain
2:39 AM 32.0 °F 25.6 °F 28.4 °F 87% 30.47 in 6.0 mi NNW 6.9 mph - 0.00 in   Overcast
2:54 AM 32.0 °F 25.6 °F 28.0 °F 85% 30.47 in 6.0 mi NW 6.9 mph - 0.00 in   Overcast
3:54 AM 32.0 °F 25.6 °F 28.9 °F 88% 30.45 in 6.0 mi NW 6.9 mph - N/A   Overcast
4:54 AM 32.0 °F 27.5 °F 28.9 °F 88% 30.42 in 6.0 mi NW 4.6 mph - 0.00 in   Overcast
5:54 AM 33.1 °F 28.7 °F 28.9 °F 85% 30.41 in 6.0 mi NNW 4.6 mph - N/A   Overcast
6:12 AM 33.8 °F 28.6 °F 28.4 °F 81% 30.41 in 6.0 mi NNW 5.8 mph - N/A   Overcast
6:54 AM 33.1 °F 27.7 °F 30.0 °F 89% 30.40 in 6.0 mi West 5.8 mph - N/A   Overcast
7:27 AM 33.8 °F 29.6 °F 30.2 °F 87% 30.39 in 4.0 mi WNW 4.6 mph - N/A   Overcast
7:54 AM 34.0 °F 28.8 °F 30.0 °F 85% 30.39 in 4.0 mi WNW 5.8 mph - N/A   Overcast
8:31 AM 33.8 °F 27.7 °F 30.2 °F 87% 30.38 in 2.5 mi WNW 6.9 mph - N/A   Overcast
8:54 AM 35.1 °F - 32.0 °F 89% 30.36 in 2.5 mi Calm Calm - N/A   Overcast
9:54 AM 37.9 °F - 34.0 °F 86% 30.35 in 2.5 mi Calm Calm - N/A   Overcast
10:20 AM 37.4 °F - 35.6 °F 93% 30.34 in 1.8 mi Calm Calm - N/A   Overcast
10:54 AM 39.0 °F - 36.0 °F 89% 30.31 in 1.5 mi Calm Calm - N/A   Overcast
11:54 AM 41.0 °F - 37.9 °F 89% 30.28 in 1.8 mi Calm Calm - N/A   Overcast
12:18 PM 42.8 °F - 39.2 °F 87% 30.27 in 1.8 mi Calm Calm - N/A   Overcast
12:54 PM 45.0 °F 43.5 °F 41.0 °F 86% 30.24 in 1.8 mi Variable 3.5 mph - N/A   Overcast
12:58 PM 44.6 °F - 41.0 °F 87% 30.24 in 4.0 mi Calm Calm - N/A   Overcast
1:54 PM 46.9 °F - 42.1 °F 83% 30.20 in 5.0 mi Calm Calm - N/A   Haze
2:54 PM 46.0 °F - 41.0 °F 83% 30.17 in 4.0 mi Calm Calm - N/A   Haze
3:22 PM 42.8 °F 40.1 °F 39.2 °F 87% 30.16 in 4.0 mi SE 4.6 mph - N/A   Overcast
3:54 PM 44.1 °F - 39.9 °F 85% 30.15 in 8.0 mi Calm Calm - N/A   Overcast
4:54 PM 43.0 °F 41.3 °F 41.0 °F 93% 30.13 in 8.0 mi South 3.5 mph - N/A   Mostly Cloudy
5:54 PM 48.0 °F - 44.1 °F 86% 30.11 in 9.0 mi SSW 5.8 mph - N/A   Overcast
6:54 PM 52.0 °F - 44.1 °F 74% 30.10 in 10.0 mi SW 12.7 mph - N/A   Overcast
7:54 PM 52.0 °F - 42.1 °F 69% 30.09 in 10.0 mi SW 13.8 mph - N/A   Overcast
8:54 PM 51.1 °F - 43.0 °F 74% 30.06 in 10.0 mi South 15.0 mph - 0.00 in Rain Light Rain
9:54 PM 51.1 °F - 44.1 °F 77% 30.07 in 10.0 mi SW 19.6 mph - 0.00 in Rain Light Rain
10:54 PM 50.0 °F - 45.0 °F 83% 30.06 in 10.0 mi SW 12.7 mph - 0.00 in   Overcast
11:54 PM 51.1 °F - 46.0 °F 83% 30.04 in 10.0 mi SW 13.8 mph - 0.00 in   Overcast