Weather History for Boston, MA

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Friday, November 19, 2010

  Actual Average Record
Temperature  
Mean Temperature 40 °F 44 °F  
Max Temperature 45 °F 50 °F 75 °F (1941)
Min Temperature 35 °F 37 °F 14 °F (1936)
Degree Days  
Heating Degree Days 25 21  
Month to date heating degree days 344 353  
Since 1 July heating degree days 676 800  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 1082 747  
Moisture  
Dew Point 23 °F    
Average Humidity 55    
Maximum Humidity 70    
Minimum Humidity 39    
Precipitation  
Precipitation 0.00 in 0.14 in 1.71 in (1926)
Month to date precipitation 2.80 2.50  
Year to date precipitation 45.89 38.50  
Snow  
Snow 0.00 in 0.00 in 3.00 in (1986)
Month to date snowfall T 0.4  
Since 1 July snowfall T 0.4  
Since 1 September snowfall T 0.4  
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 30.15 in    
Wind  
Wind Speed 9 mph (NW)    
Max Wind Speed 17 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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Astronomy

Nov. 19, 2010 Rise Set
Actual Time 6:39 AM EST 4:18 PM EST
Civil Twilight 6:09 AM EST 4:49 PM EST
Nautical Twilight 5:34 AM EST 5:23 PM EST
Astronomical Twilight 5:01 AM EST 5:56 PM EST
Moon 2:48 PM EST (11/19) 4:33 AM EST (11/19)
Length of Visible Light 10h 40m
Length of Day
9h 39m
Waxing Gibbous, 96% of the Moon is Illuminated
Nov 19
Waxing Gibbous
Nov 21
Full
Nov 28
Last Quarter
Dec 5
New
Dec 13
First Quarter

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 41.0 °F 35.8 °F 26.1 °F 55% 30.03 in 10.0 mi NW 8.1 mph - N/A   Partly Cloudy
1:54 AM 39.9 °F 35.1 °F 26.1 °F 58% 30.04 in 10.0 mi NW 6.9 mph - N/A   Partly Cloudy
2:54 AM 39.0 °F 34.0 °F 27.0 °F 62% 30.05 in 10.0 mi WNW 6.9 mph - N/A   Partly Cloudy
3:54 AM 39.9 °F 33.9 °F 26.1 °F 58% 30.06 in 10.0 mi WNW 9.2 mph - N/A   Clear
4:54 AM 39.0 °F 32.3 °F 28.0 °F 65% 30.09 in 10.0 mi WNW 10.4 mph - N/A   Partly Cloudy
5:54 AM 37.9 °F 31.5 °F 28.0 °F 68% 30.10 in 10.0 mi WNW 9.2 mph - N/A   Clear
6:54 AM 37.9 °F 30.0 °F 27.0 °F 65% 30.13 in 10.0 mi WNW 12.7 mph - N/A   Partly Cloudy
7:54 AM 39.0 °F 32.8 °F 27.0 °F 62% 30.14 in 10.0 mi WNW 9.2 mph - N/A   Partly Cloudy
8:54 AM 41.0 °F 34.3 °F 26.1 °F 55% 30.16 in 10.0 mi NW 11.5 mph - N/A   Scattered Clouds
9:54 AM 43.0 °F 35.4 °F 25.0 °F 49% 30.17 in 10.0 mi NW 16.1 mph - N/A   Scattered Clouds
10:54 AM 43.0 °F 36.8 °F 23.0 °F 45% 30.17 in 10.0 mi NW 11.5 mph 19.6 mph N/A   Mostly Cloudy
11:54 AM 43.0 °F 36.4 °F 21.0 °F 42% 30.16 in 10.0 mi WNW 12.7 mph 24.2 mph N/A   Mostly Cloudy
12:54 PM 43.0 °F 36.8 °F 21.9 °F 43% 30.15 in 10.0 mi NNW 11.5 mph - N/A   Mostly Cloudy
1:54 PM 43.0 °F 36.8 °F 21.9 °F 43% 30.17 in 10.0 mi NW 11.5 mph 18.4 mph N/A   Mostly Cloudy
2:54 PM 43.0 °F 36.8 °F 19.9 °F 40% 30.17 in 10.0 mi NW 11.5 mph - N/A   Mostly Cloudy
3:54 PM 42.1 °F 36.1 °F 19.9 °F 41% 30.17 in 10.0 mi NNW 10.4 mph - N/A   Scattered Clouds
4:54 PM 41.0 °F 34.7 °F 19.9 °F 43% 30.19 in 10.0 mi NW 10.4 mph - N/A   Scattered Clouds
5:54 PM 39.9 °F 33.9 °F 19.0 °F 43% 30.20 in 10.0 mi NW 9.2 mph - N/A   Scattered Clouds
6:54 PM 39.0 °F 36.8 °F 19.0 °F 45% 30.22 in 10.0 mi North 3.5 mph - N/A   Partly Cloudy
7:54 PM 39.0 °F 36.8 °F 19.0 °F 45% 30.21 in 10.0 mi North 3.5 mph - N/A   Partly Cloudy
8:54 PM 37.0 °F - 19.0 °F 48% 30.21 in 10.0 mi Calm Calm - N/A   Partly Cloudy
9:54 PM 37.0 °F - 18.0 °F 46% 30.21 in 10.0 mi Calm Calm - N/A   Partly Cloudy
10:54 PM 37.0 °F 33.3 °F 24.1 °F 59% 30.21 in 10.0 mi WSW 4.6 mph - N/A   Scattered Clouds
11:54 PM 35.1 °F 29.3 °F 23.0 °F 61% 30.18 in 10.0 mi SSW 6.9 mph - N/A   Partly Cloudy