Boston, MA

7:28 AM EST on February 24, 2018 (GMT -0500)
Logan International

Weather History for KBOS - February, 2012

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Thursday, February 23, 2012

  Actual Average Record
Temperature  
Mean Temperature 48 °F 33 °F  
Max Temperature 55 °F 40 °F 68 °F (2017)
Min Temperature 41 °F 26 °F -3 °F (1876)
Degree Days  
Heating Degree Days 17 32  
Month to date heating degree days 633 775  
Since 1 July heating degree days 3071 3885  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 0 0  
Moisture  
Dew Point 36 °F    
Average Humidity 66    
Maximum Humidity 93    
Minimum Humidity 38    
Precipitation  
Precipitation 0.05 in 0.12 in 1.36 in (1884)
Month to date precipitation 0.17 2.61  
Year to date precipitation 2.84 5.97  
Sea Level Pressure  
Sea Level Pressure 29.49 in    
Wind  
Wind Speed 12 mph (WSW)    
Max Wind Speed 26 mph    
Max Gust Speed 35 mph    
Visibility 10 miles    
Events Rain    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

Daily Weather History Graph

Daily Weather History Graph

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Date:

Astronomy

Feb. 23, 2012 Rise Set
Actual Time 6:29 AM EST 5:25 PM EST
Civil Twilight 6:01 AM EST 5:54 PM EST
Nautical Twilight 5:28 AM EST 6:26 PM EST
Astronomical Twilight 4:56 AM EST 6:59 PM EST
Moon 6:51 AM EST (2/23) 7:32 PM EST (2/23)
Length of Visible Light 11h 53m
Length of Day
10h 56m
Waxing Crescent, 3% of the Moon is Illuminated
Feb 23
Waxing Crescent
Feb 29
First Quarter
Mar 8
Full
Mar 14
Last Quarter
Mar 22
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 43.0 °F 38.8 °F 37.9 °F 82% 29.53 in 10.0 mi South 6.9 mph - N/A   Clear
1:54 AM 45.0 °F 37.4 °F 39.9 °F 82% 29.50 in 10.0 mi South 18.4 mph - 0.00 in Rain Light Rain
2:54 AM 45.0 °F 39.3 °F 39.9 °F 82% 29.46 in 10.0 mi South 11.5 mph - 0.01 in   Clear
3:54 AM 43.0 °F 37.7 °F 39.9 °F 89% 29.42 in 10.0 mi South 9.2 mph - N/A   Clear
4:54 AM 45.0 °F 40.1 °F 41.0 °F 86% 29.40 in 10.0 mi South 9.2 mph - N/A   Overcast
5:14 AM 46.4 °F 41.9 °F 42.8 °F 87% 29.39 in 10.0 mi South 9.2 mph - N/A   Overcast
5:38 AM 46.4 °F 42.9 °F 42.8 °F 87% 29.38 in 10.0 mi South 6.9 mph - N/A   Overcast
5:54 AM 46.0 °F 43.1 °F 43.0 °F 89% 29.38 in 10.0 mi SSW 5.8 mph - N/A   Overcast
6:17 AM 46.4 °F 41.1 °F 42.8 °F 87% 29.37 in 10.0 mi South 11.5 mph - N/A   Overcast
6:54 AM 46.9 °F - 44.1 °F 90% 29.36 in 10.0 mi SSW 10.4 mph - N/A   Overcast
7:07 AM 46.4 °F 41.9 °F 42.8 °F 87% 29.35 in 10.0 mi SSW 9.2 mph - N/A   Mostly Cloudy
7:42 AM 48.2 °F - 44.6 °F 87% 29.37 in 10.0 mi WSW 10.4 mph - N/A   Overcast
7:54 AM 50.0 °F - 44.1 °F 80% 29.37 in 10.0 mi WSW 10.4 mph - N/A   Overcast
8:54 AM 50.0 °F - 43.0 °F 77% 29.39 in 10.0 mi NW 8.1 mph - N/A   Overcast
9:37 AM 48.2 °F - 42.8 °F 82% 29.39 in 5.0 mi NNW 5.8 mph - 0.01 in Rain Light Rain
9:54 AM 48.9 °F - 42.1 °F 77% 29.39 in 10.0 mi Variable 3.5 mph - 0.01 in Rain Light Rain
10:54 AM 51.1 °F - 39.9 °F 66% 29.39 in 10.0 mi WNW 5.8 mph - N/A   Mostly Cloudy
11:54 AM 54.0 °F - 41.0 °F 62% 29.37 in 10.0 mi West 11.5 mph 17.3 mph 0.01 in   Mostly Cloudy
12:54 PM 51.1 °F - 41.0 °F 68% 29.40 in 10.0 mi WNW 17.3 mph 23.0 mph 0.02 in   Mostly Cloudy
1:54 PM 53.1 °F - 35.1 °F 50% 29.42 in 10.0 mi West 20.7 mph 27.6 mph N/A   Mostly Cloudy
2:54 PM 51.1 °F - 28.9 °F 43% 29.47 in 10.0 mi WNW 23.0 mph 29.9 mph N/A   Mostly Cloudy
3:54 PM 50.0 °F - 26.1 °F 39% 29.52 in 10.0 mi WNW 20.7 mph 33.4 mph N/A   Scattered Clouds
4:54 PM 48.0 °F - 26.1 °F 42% 29.56 in 10.0 mi WNW 19.6 mph 25.3 mph N/A   Partly Cloudy
5:54 PM 46.9 °F - 23.0 °F 39% 29.64 in 10.0 mi NW 11.5 mph 23.0 mph N/A   Partly Cloudy
6:54 PM 45.0 °F 37.9 °F 21.9 °F 40% 29.68 in 10.0 mi West 16.1 mph - N/A   Partly Cloudy
7:54 PM 44.1 °F 37.4 °F 23.0 °F 43% 29.68 in 10.0 mi West 13.8 mph 24.2 mph N/A   Clear
8:54 PM 43.0 °F 36.4 °F 23.0 °F 45% 29.72 in 10.0 mi West 12.7 mph 20.7 mph N/A   Clear
9:54 PM 42.1 °F 35.7 °F 23.0 °F 47% 29.75 in 10.0 mi WNW 11.5 mph - N/A   Overcast
10:54 PM 42.1 °F 35.7 °F 24.1 °F 49% 29.76 in 10.0 mi West 11.5 mph - N/A   Overcast
11:54 PM 41.0 °F 37.1 °F 24.1 °F 51% 29.79 in 10.0 mi WNW 5.8 mph - N/A   Overcast