Weather History for Mt. Washington, NH

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Sunday, January 20, 2013

  Actual Average Record
Temperature  
Mean Temperature 5 °F -  
Max Temperature 19 °F 8 °F 45 °F (1995)
Min Temperature -11 °F -3 °F -25 °F (1994)
Degree Days  
Heating Degree Days 60    
Moisture  
Dew Point 9 °F    
Average Humidity 97    
Maximum Humidity 100    
Minimum Humidity 80    
Precipitation  
Precipitation 0.17 in - - ()
Snow  
Snow 0.00 in - - ()
Snow Depth 11.00 in    
Wind  
Wind Speed 63 mph (West)    
Max Wind Speed 88 mph    
Max Gust Speed 99 mph    
Averages and records for this station are not official NWS values.
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Astronomy

Jan. 20, 2013 Rise Set
Actual Time 7:14 AM EST 4:38 PM EST
Civil Twilight 6:42 AM EST 5:10 PM EST
Nautical Twilight 6:06 AM EST 5:46 PM EST
Astronomical Twilight 5:32 AM EST 6:20 PM EST
Moon 11:38 AM EST (1/20) 1:42 AM EST (1/20)
Length of Visible Light 10h 28m
Length of Day
9h 24m
Waxing Gibbous, 66% of the Moon is Illuminated
Jan 20
Waxing Gibbous
Jan 26
Full
Feb 3
Last Quarter
Feb 10
New
Feb 17
First Quarter

Hourly Weather History & Observations

Time (EST) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:49 AM 17.6 °F -6.8 °F 17.6 °F 100% - 0.1 mi WSW 54.1 mph 59.8 mph N/A Fog , Snow Light Snow
1:52 AM 17.6 °F -7.3 °F 17.6 °F 100% - 0.1 mi WSW 57.5 mph 65.6 mph N/A Fog , Snow Light Snow
2:58 AM 19.4 °F -3.3 °F 19.4 °F 100% - 0.1 mi West 48.3 mph 61.0 mph N/A Fog , Snow Low Drifting Snow
3:57 AM 18.3 °F -6.1 °F 17.8 °F 98% - 70.0 mi West 56.4 mph 63.3 mph N/A   Overcast
4:56 AM 19.4 °F -2.4 °F 15.8 °F 86% - 80.0 mi WSW 43.7 mph 56.4 mph N/A   Scattered Clouds
5:57 AM 19.4 °F -2.2 °F 15.8 °F 86% - 80.0 mi SW 42.6 mph 57.5 mph N/A   Scattered Clouds
6:55 AM 19.4 °F -4.9 °F 14.0 °F 80% - 75.0 mi SW 58.7 mph 64.4 mph N/A   Scattered Clouds
7:49 AM 17.6 °F -6.4 °F 15.8 °F 93% - 60.0 mi WSW 51.8 mph 71.3 mph N/A   Mostly Cloudy
8:56 AM 17.6 °F -9.2 °F 17.6 °F 100% - 0.1 mi WSW 71.3 mph 86.3 mph N/A Fog , Snow Blowing Snow
9:49 AM 17.6 °F -9.9 °F 17.6 °F 100% - 0.1 mi WSW 77.1 mph 87.5 mph N/A Fog , Snow Blowing Snow
10:50 AM 17.6 °F -9.5 °F 17.6 °F 100% - 0.0 mi West 73.6 mph 78.3 mph N/A Fog , Snow Light Snow
11:55 AM 15.8 °F -13.2 °F 15.8 °F 100% - 0.0 mi West 82.9 mph 93.2 mph N/A Fog , Snow Light Snow
12:47 PM 14.0 °F -15.5 °F 14.0 °F 100% - 0.0 mi West 79.4 mph 92.1 mph N/A Fog , Snow Light Snow
1:53 PM 10.4 °F -21.5 °F 10.4 °F 100% - 0.1 mi West 85.2 mph 99.0 mph N/A Fog , Snow Light Snow
2:56 PM 8.6 °F -24.3 °F 8.6 °F 100% - 0.1 mi West 86.3 mph 97.8 mph N/A Fog , Snow Light Snow
3:58 PM 6.8 °F -27.2 °F 3.2 °F 85% - 0.5 mi West 87.5 mph 94.4 mph N/A Fog , Snow Blowing Snow
4:54 PM 5.0 °F -29.0 °F 5.0 °F 100% - 0.1 mi West 80.6 mph 94.4 mph N/A Fog , Snow Light Snow
5:52 PM 3.2 °F -30.5 °F 3.2 °F 100% - 0.0 mi West 72.5 mph 79.4 mph N/A Fog , Snow Light Snow
6:47 PM 1.4 °F -33.3 °F 1.4 °F 100% - 0.0 mi West 73.6 mph 85.2 mph N/A Fog , Snow Light Snow
7:57 PM -2.2 °F -39.3 °F -2.2 °F 100% - 0.0 mi WNW 78.3 mph 87.5 mph N/A Fog , Snow Light Snow
8:51 PM -4.0 °F -40.1 °F -4.0 °F 100% - 0.0 mi WNW 66.7 mph 79.4 mph N/A Fog , Snow Light Snow
9:56 PM -5.8 °F -42.7 °F -5.8 °F 100% - 0.0 mi WNW 66.7 mph 76.0 mph N/A Fog , Snow Light Snow
10:57 PM -9.4 °F -46.1 °F -9.4 °F 100% - 0.0 mi WNW 57.5 mph 69.0 mph N/A Fog , Snow Light Snow
11:52 PM -11.2 °F -51.2 °F -11.2 °F 100% - 0.0 mi WNW 70.2 mph 78.3 mph N/A Fog , Snow Blowing Snow