Weather History for KBOS - February, 2011

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Sunday, February 27, 2011

  Actual Average Record
Temperature  
Mean Temperature 27 °F 34 °F  
Max Temperature 32 °F 41 °F 64 °F (1957)
Min Temperature 22 °F 27 °F -4 °F (1900)
Degree Days  
Heating Degree Days 38 31  
Month to date heating degree days 930 900  
Since 1 July heating degree days 4005 4010  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 0 0  
Moisture  
Dew Point 24 °F    
Average Humidity 83    
Maximum Humidity 92    
Minimum Humidity 74    
Precipitation  
Precipitation 0.31 in 0.13 in 1.37 in (2013)
Month to date precipitation 3.94 3.12  
Year to date precipitation 8.51 6.48  
Sea Level Pressure  
Sea Level Pressure 30.06 in    
Wind  
Wind Speed 8 mph (North)    
Max Wind Speed 18 mph    
Max Gust Speed 22 mph    
Visibility 5 miles    
Events Fog , Snow    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Feb. 27, 2011 Rise Set
Actual Time 6:23 AM EST 5:31 PM EST
Civil Twilight 5:54 AM EST 5:59 PM EST
Nautical Twilight 5:22 AM EST 6:31 PM EST
Astronomical Twilight 4:49 AM EST 7:04 PM EST
Moon 3:16 AM EST (2/27) 12:38 PM EST (2/27)
Length of Visible Light 12h 04m
Length of Day
11h 08m
Waning Crescent, 23% of the Moon is Illuminated
Feb 27
Waning Crescent
Mar 4
New
Mar 12
First Quarter
Mar 19
Full
Mar 26
Last Quarter

Hourly Weather History & Observations

Time (EST) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:00 AM 32.0 °F 22.5 °F 26.6 °F 80% 30.07 in 1.8 mi SSW 12.7 mph - 0.00 in Snow Light Snow
12:05 AM 30.2 °F 21.9 °F 26.6 °F 86% 30.08 in 0.8 mi SSW 9.2 mph - 0.00 in Snow Light Snow
12:54 AM 30.0 °F - 28.0 °F 92% 30.05 in 0.8 mi Calm Calm - 0.02 in Snow Light Snow
1:36 AM 30.2 °F - 28.4 °F 93% 30.04 in 0.8 mi Calm Calm - 0.02 in Snow Light Snow
1:54 AM 30.0 °F - 28.0 °F 92% 30.03 in 0.8 mi Calm Calm - 0.03 in Snow Light Snow
2:54 AM 30.0 °F 26.5 °F 28.0 °F 92% 30.01 in 0.8 mi East 3.5 mph - 0.04 in Snow Light Snow
3:54 AM 30.0 °F 23.2 °F 28.9 °F 96% 29.98 in 0.8 mi East 6.9 mph - 0.05 in Snow Light Snow
4:54 AM 30.9 °F 23.5 °F 28.9 °F 92% 29.97 in 0.8 mi SE 8.1 mph - 0.03 in Snow Light Snow
5:07 AM 30.2 °F 23.4 °F 28.4 °F 93% 29.96 in 0.8 mi SSE 6.9 mph - 0.00 in Snow Light Snow
5:54 AM 30.0 °F 24.1 °F 28.0 °F 92% 29.95 in 0.8 mi ESE 5.8 mph - 0.01 in Snow Light Snow
6:02 AM 30.2 °F 25.4 °F 28.4 °F 93% 29.95 in 0.8 mi East 4.6 mph - 0.00 in Snow Light Snow
6:54 AM 32.0 °F 23.6 °F 30.0 °F 92% 29.94 in 0.8 mi East 10.4 mph - 0.02 in Snow Light Snow
7:01 AM 32.0 °F 23.6 °F 30.2 °F 93% 29.94 in 0.8 mi East 10.4 mph - 0.00 in Snow Light Snow
7:54 AM 32.0 °F 25.6 °F 30.0 °F 92% 29.95 in 0.5 mi ESE 6.9 mph - 0.04 in Fog , Snow Snow
8:54 AM 32.0 °F - 30.9 °F 96% 29.97 in 0.8 mi Calm Calm - 0.05 in Snow Light Snow
9:09 AM 32.0 °F 28.7 °F 30.2 °F 93% 29.97 in 0.8 mi North 3.5 mph - 0.00 in Snow Light Snow
9:19 AM 32.0 °F - 30.2 °F 93% 29.97 in 2.0 mi Calm Calm - 0.00 in Snow Light Snow
9:22 AM 32.0 °F - 30.2 °F 93% 29.97 in 2.0 mi Calm Calm - 0.01 in Snow Light Snow
9:36 AM 32.0 °F 27.5 °F 30.2 °F 93% 29.98 in 1.0 mi North 4.6 mph - 0.01 in Snow Light Snow
9:54 AM 32.0 °F 26.4 °F 30.0 °F 92% 29.98 in 0.8 mi North 5.8 mph - 0.01 in Snow Light Snow
10:01 AM 32.0 °F 25.6 °F 30.2 °F 93% 29.98 in 1.0 mi North 6.9 mph - 0.01 in Snow Light Snow
10:54 AM 27.0 °F 16.7 °F 23.0 °F 85% 30.00 in 2.5 mi North 11.5 mph - 0.01 in Snow Light Snow
11:22 AM 26.6 °F 14.7 °F 21.2 °F 80% 30.01 in 2.5 mi North 15.0 mph - 0.00 in Snow Light Snow
11:54 AM 26.1 °F 13.6 °F 21.0 °F 81% 30.02 in 2.5 mi North 16.1 mph - 0.00 in Snow Light Snow
12:15 PM 26.6 °F 15.2 °F 19.4 °F 74% 30.02 in 7.0 mi North 13.8 mph - 0.00 in Snow Light Snow
12:39 PM 26.6 °F 14.7 °F 21.2 °F 80% 30.02 in 10.0 mi North 15.0 mph - 0.00 in   Overcast
12:54 PM 27.0 °F 15.6 °F 21.0 °F 78% 30.02 in 10.0 mi North 13.8 mph - 0.00 in   Overcast
1:08 PM 26.6 °F 14.3 °F 21.2 °F 80% 30.02 in 10.0 mi North 16.1 mph - N/A   Overcast
1:54 PM 27.0 °F 14.7 °F 21.0 °F 78% 30.04 in 10.0 mi North 16.1 mph 21.9 mph N/A   Overcast
2:54 PM 26.1 °F 14.5 °F 19.9 °F 78% 30.06 in 10.0 mi North 13.8 mph - N/A   Overcast
3:54 PM 26.1 °F 15.6 °F 19.9 °F 78% 30.10 in 7.0 mi North 11.5 mph - N/A   Overcast
4:54 PM 26.1 °F 16.8 °F 19.9 °F 78% 30.13 in 10.0 mi North 9.2 mph - N/A   Overcast
5:54 PM 26.1 °F 16.8 °F 19.9 °F 78% 30.15 in 10.0 mi North 9.2 mph - N/A   Overcast
6:11 PM 26.6 °F 18.2 °F 19.4 °F 74% 30.15 in 10.0 mi NNW 8.1 mph - N/A   Overcast
6:54 PM 26.1 °F 18.4 °F 19.0 °F 75% 30.17 in 10.0 mi North 6.9 mph - N/A   Mostly Cloudy
7:25 PM 26.6 °F 19.1 °F 19.4 °F 74% 30.19 in 10.0 mi NNW 6.9 mph - N/A   Overcast
7:54 PM 25.0 °F 18.1 °F 19.0 °F 78% 30.19 in 10.0 mi North 5.8 mph - N/A   Mostly Cloudy
8:33 PM 24.8 °F 17.9 °F 17.6 °F 74% 30.18 in 10.0 mi North 5.8 mph - N/A   Partly Cloudy
8:54 PM 24.1 °F 18.2 °F 18.0 °F 77% 30.18 in 10.0 mi North 4.6 mph - N/A   Scattered Clouds
9:54 PM 21.9 °F 14.5 °F 17.1 °F 82% 30.19 in 10.0 mi North 5.8 mph - N/A   Scattered Clouds
10:10 PM 23.0 °F 18.4 °F 17.6 °F 80% 30.20 in 10.0 mi North 3.5 mph - N/A   Mostly Cloudy
10:48 PM 24.8 °F 20.5 °F 19.4 °F 80% 30.20 in 10.0 mi NNW 3.5 mph - N/A   Overcast
10:54 PM 24.1 °F 18.2 °F 19.0 °F 81% 30.20 in 10.0 mi NNW 4.6 mph - N/A   Overcast
11:13 PM 24.8 °F 19.1 °F 19.4 °F 80% 30.19 in 10.0 mi NNW 4.6 mph - N/A   Overcast
11:54 PM 25.0 °F 20.7 °F 19.0 °F 78% 30.19 in 10.0 mi North 3.5 mph - N/A   Overcast