Boston, MA

2:45 PM EDT on September 21, 2017 (GMT -0400)
Logan International

Weather History for KBOS - January, 2013

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Sunday, January 6, 2013

  Actual Average Record
Temperature  
Mean Temperature 36 °F 29 °F  
Max Temperature 43 °F 36 °F 69 °F (2007)
Min Temperature 28 °F 23 °F -10 °F (1896)
Degree Days  
Heating Degree Days 29 36  
Month to date heating degree days 223 212  
Since 1 July heating degree days 2053 2206  
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 64    
Maximum Humidity 78    
Minimum Humidity 49    
Precipitation  
Precipitation T in 0.12 in 1.76 in (1889)
Month to date precipitation T 0.67  
Year to date precipitation T 0.67  
Sea Level Pressure  
Sea Level Pressure 30.03 in    
Wind  
Wind Speed 8 mph (WSW)    
Max Wind Speed 20 mph    
Max Gust Speed 26 mph    
Visibility 10 miles    
Events Snow    
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

Jan. 06, 2013 Rise Set
Actual Time 7:13 AM EST 4:27 PM EST
Civil Twilight 6:41 AM EST 4:58 PM EST
Nautical Twilight 6:06 AM EST 5:33 PM EST
Astronomical Twilight 5:32 AM EST 6:07 PM EST
Moon 1:21 AM EST (1/6) 11:54 AM EST (1/6)
Length of Visible Light 10h 17m
Length of Day
9h 13m
Waning Crescent, 33% of the Moon is Illuminated
Jan 6
Waning Crescent
Jan 11
New
Jan 18
First Quarter
Jan 26
Full
Feb 3
Last Quarter

Hourly Weather History & Observations

Time (EST) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:54 AM 28.9 °F 25.2 °F 19.0 °F 67% 30.18 in 10.0 mi NE 3.5 mph - N/A   Overcast
1:54 AM 30.9 °F 27.5 °F 21.9 °F 69% 30.22 in 10.0 mi West 3.5 mph - N/A   Overcast
2:54 AM 30.9 °F - 21.0 °F 67% 30.19 in 10.0 mi Calm Calm - N/A   Overcast
3:54 AM 30.9 °F 26.2 °F 19.9 °F 64% 30.16 in 10.0 mi SW 4.6 mph - N/A   Overcast
4:54 AM 30.9 °F 26.2 °F 19.9 °F 64% 30.13 in 10.0 mi SSW 4.6 mph - 0.00 in   Overcast
5:54 AM 30.0 °F 22.4 °F 21.0 °F 69% 30.11 in 9.0 mi SW 8.1 mph - 0.00 in Snow Light Snow
6:54 AM 30.0 °F 24.1 °F 24.1 °F 79% 30.09 in 9.0 mi SSW 5.8 mph - 0.00 in Snow Light Snow
7:54 AM 30.9 °F 23.5 °F 26.1 °F 82% 30.08 in 10.0 mi SW 8.1 mph - 0.00 in   Overcast
8:54 AM 32.0 °F 22.1 °F 27.0 °F 82% 30.07 in 9.0 mi SW 13.8 mph - N/A   Scattered Clouds
9:54 AM 35.1 °F 25.9 °F 27.0 °F 72% 30.05 in 9.0 mi SW 13.8 mph - N/A   Partly Cloudy
10:54 AM 37.0 °F 27.0 °F 26.1 °F 65% 30.02 in 9.0 mi WSW 18.4 mph 25.3 mph N/A   Clear
11:54 AM 39.9 °F 31.1 °F 26.1 °F 58% 29.98 in 10.0 mi WSW 17.3 mph 24.2 mph N/A   Clear
12:54 PM 42.1 °F 37.1 °F 26.1 °F 53% 29.96 in 10.0 mi WSW 8.1 mph - N/A   Clear
1:54 PM 42.1 °F 36.6 °F 26.1 °F 53% 29.95 in 10.0 mi West 9.2 mph - N/A   Clear
2:54 PM 43.0 °F 37.2 °F 25.0 °F 49% 29.95 in 10.0 mi West 10.4 mph 19.6 mph N/A   Clear
3:54 PM 41.0 °F 34.3 °F 25.0 °F 53% 29.94 in 10.0 mi WNW 11.5 mph 16.1 mph N/A   Clear
4:54 PM 39.9 °F 35.8 °F 25.0 °F 55% 29.96 in 10.0 mi WNW 5.8 mph - N/A   Clear
5:54 PM 39.0 °F 34.8 °F 25.0 °F 57% 29.96 in 10.0 mi West 5.8 mph - N/A   Partly Cloudy
6:54 PM 39.0 °F 35.7 °F 26.1 °F 60% 29.97 in 10.0 mi SW 4.6 mph - N/A   Overcast
7:54 PM 37.0 °F 32.4 °F 26.1 °F 65% 29.97 in 10.0 mi Variable 5.8 mph - N/A   Overcast
8:54 PM 36.0 °F 33.3 °F 27.0 °F 70% 29.97 in 9.0 mi SSW 3.5 mph - N/A   Overcast
9:54 PM 36.0 °F 31.1 °F 27.0 °F 70% 29.97 in 10.0 mi SSW 5.8 mph - N/A   Overcast
10:54 PM 37.9 °F 31.5 °F 27.0 °F 65% 29.96 in 10.0 mi West 9.2 mph - N/A   Overcast
11:54 PM 34.0 °F 28.0 °F 25.0 °F 70% 29.96 in 10.0 mi SSW 6.9 mph - N/A   Scattered Clouds