Boston, MA

11:06 AM EDT on April 22, 2018 (GMT -0400)
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Weather History for KBOS - March, 2012

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Friday, March 9, 2012

  Actual Average Record
Temperature  
Mean Temperature 48 °F 36 °F  
Max Temperature 61 °F 43 °F 77 °F (2016)
Min Temperature 35 °F 29 °F 5 °F (2007)
Degree Days  
Heating Degree Days 17 29  
Month to date heating degree days 230 267  
Since 1 July heating degree days 3465 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 25 °F    
Average Humidity 53    
Maximum Humidity 75    
Minimum Humidity 31    
Precipitation  
Precipitation T in 0.13 in 2.14 in (1998)
Month to date precipitation 0.96 1.19  
Year to date precipitation 4.63 7.80  
Snow  
Snow T in 0.30 in 4.50 in (1939)
Month to date snowfall 0.5 3.0  
Since 1 July snowfall 9.2 37.1  
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 29.99 in    
Wind  
Wind Speed 11 mph (WNW)    
Max Wind Speed 37 mph    
Max Gust Speed 48 mph    
Visibility 9 miles    
Events Rain , Snow    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

Daily Weather History Graph

Daily Weather History Graph

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Astronomy

Mar. 09, 2012 Rise Set
Actual Time 6:05 AM EST 5:44 PM EST
Civil Twilight 5:37 AM EST 6:12 PM EST
Nautical Twilight 5:04 AM EST 6:44 PM EST
Astronomical Twilight 4:32 AM EST 7:17 PM EST
Moon 7:43 PM EST (3/9) 6:19 AM EST (3/9)
Length of Visible Light 12h 34m
Length of Day
11h 38m
Full, 98% of the Moon is Illuminated
Mar 9
Full
Mar 14
Last Quarter
Mar 22
New
Mar 30
First Quarter
Apr 6
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 60.1 °F - 46.9 °F 62% 29.68 in 10.0 mi SW 27.6 mph 43.7 mph N/A   Mostly Cloudy
1:54 AM 57.9 °F - 48.9 °F 72% 29.70 in 7.0 mi WSW 19.6 mph 34.5 mph 0.00 in Rain Light Rain
2:23 AM 51.8 °F - 39.2 °F 62% 29.76 in 10.0 mi West 23.0 mph 31.1 mph 0.00 in Rain Light Rain
2:37 AM 51.8 °F - 37.4 °F 58% 29.77 in 10.0 mi WNW 23.0 mph 39.1 mph 0.00 in   Overcast
2:54 AM 50.0 °F - 37.0 °F 61% 29.78 in 10.0 mi West 20.7 mph 35.7 mph 0.00 in   Overcast
3:54 AM 44.1 °F 34.8 °F 34.0 °F 68% 29.84 in 9.0 mi West 25.3 mph 35.7 mph 0.00 in Rain Light Rain
4:54 AM 41.0 °F 32.5 °F 30.9 °F 67% 29.86 in 10.0 mi West 17.3 mph - 0.00 in Rain Light Rain
5:54 AM 41.0 °F 32.8 °F 28.9 °F 62% 29.91 in 10.0 mi West 16.1 mph 21.9 mph 0.00 in   Mostly Cloudy
6:54 AM 42.1 °F 34.9 °F 25.0 °F 51% 29.96 in 10.0 mi West 13.8 mph 23.0 mph N/A   Mostly Cloudy
7:54 AM 39.9 °F 30.2 °F 25.0 °F 55% 30.01 in 10.0 mi WNW 20.7 mph 25.3 mph N/A   Mostly Cloudy
8:54 AM 41.0 °F 33.9 °F 23.0 °F 49% 30.03 in 10.0 mi WNW 12.7 mph 21.9 mph N/A   Mostly Cloudy
9:54 AM 41.0 °F 34.7 °F 19.9 °F 43% 30.04 in 10.0 mi WNW 10.4 mph - N/A   Mostly Cloudy
10:54 AM 43.0 °F 38.2 °F 18.0 °F 37% 30.04 in 10.0 mi NNW 8.1 mph 17.3 mph N/A   Mostly Cloudy
11:54 AM 43.0 °F 37.2 °F 18.0 °F 37% 30.05 in 10.0 mi NW 10.4 mph 17.3 mph N/A   Mostly Cloudy
12:54 PM 44.1 °F 38.1 °F 18.0 °F 35% 30.02 in 10.0 mi West 11.5 mph - N/A   Scattered Clouds
1:54 PM 46.0 °F 40.6 °F 18.0 °F 33% 30.02 in 10.0 mi West 11.5 mph 18.4 mph 0.00 in   Mostly Cloudy
2:54 PM 44.1 °F 40.1 °F 17.1 °F 34% 30.03 in 10.0 mi WNW 6.9 mph 16.1 mph 0.00 in   Mostly Cloudy
3:54 PM 44.1 °F 38.6 °F 18.0 °F 35% 30.03 in 10.0 mi West 10.4 mph - N/A   Mostly Cloudy
4:54 PM 44.1 °F 41.5 °F 15.1 °F 31% 30.05 in 10.0 mi Variable 4.6 mph 19.6 mph N/A   Mostly Cloudy
5:54 PM 44.1 °F 42.5 °F 15.1 °F 31% 30.07 in 10.0 mi North 3.5 mph - N/A   Scattered Clouds
6:54 PM 41.0 °F 38.0 °F 16.0 °F 36% 30.10 in 10.0 mi NNE 4.6 mph - N/A   Partly Cloudy
7:54 PM 42.1 °F 39.2 °F 15.1 °F 34% 30.11 in 10.0 mi NW 4.6 mph - N/A   Scattered Clouds
8:54 PM 42.1 °F 37.7 °F 16.0 °F 35% 30.12 in 10.0 mi NW 6.9 mph - N/A   Overcast
9:54 PM 39.9 °F 33.4 °F 19.0 °F 43% 30.13 in 10.0 mi West 10.4 mph 24.2 mph N/A   Overcast
10:33 PM 35.6 °F 29.2 °F 26.6 °F 70% 30.15 in 0.5 mi NW 8.1 mph 25.3 mph 0.00 in Snow Light Snow
10:41 PM 35.6 °F 32.8 °F 28.4 °F 75% 30.15 in 2.5 mi NW 3.5 mph - 0.00 in   Overcast
10:54 PM 35.1 °F - 28.0 °F 76% 30.15 in 10.0 mi Calm Calm - 0.00 in   Mostly Cloudy
11:00 PM 35.6 °F - 28.4 °F 75% 30.15 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
11:54 PM 36.0 °F 27.1 °F 26.1 °F 67% 30.14 in 10.0 mi WNW 13.8 mph 19.6 mph N/A   Mostly Cloudy