Weather History for Mt. Washington, NH

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Friday, January 18, 2013

  Actual Average Record
Temperature  
Mean Temperature -14 °F -  
Max Temperature -5 °F 8 °F 41 °F (1995)
Min Temperature -22 °F -3 °F -36 °F (1982)
Degree Days  
Heating Degree Days 80    
Moisture  
Dew Point -27 °F    
Average Humidity 64    
Maximum Humidity 100    
Minimum Humidity 18    
Precipitation  
Precipitation 0.00 in - - ()
Snow  
Snow 0.00 in - - ()
Snow Depth 9.00 in    
Wind  
Wind Speed 62 mph (WNW)    
Max Wind Speed 72 mph    
Max Gust Speed 86 mph    
Visibility 2 miles    
Events Fog , Snow    
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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Date:

Astronomy

Jan. 18, 2013 Rise Set
Actual Time 7:15 AM EST 4:36 PM EST
Civil Twilight 6:43 AM EST 5:08 PM EST
Nautical Twilight 6:07 AM EST 5:43 PM EST
Astronomical Twilight 5:33 AM EST 6:18 PM EST
Moon 10:33 AM EST (1/18) No Moon Set
Length of Visible Light 10h 24m
Length of Day
9h 20m
Waxing Crescent, 47% of the Moon is Illuminated
Jan 18
Waxing Crescent
Jan 18
First Quarter
Jan 26
Full
Feb 3
Last Quarter
Feb 10
New

Hourly Weather History & Observations

Time (EST) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:53 AM -14.8 °F -54.7 °F -34.6 °F 36% - 120.0 mi WNW 61.0 mph - N/A   Overcast
1:56 AM -16.6 °F -56.5 °F -49.0 °F 18% - 120.0 mi WNW 57.5 mph - N/A   Overcast
2:58 AM -16.6 °F -57.3 °F -40.0 °F 30% - 120.0 mi WNW 61.0 mph - N/A   Overcast
3:56 AM -18.4 °F -59.4 °F -49.0 °F 20% - 120.0 mi WNW 58.7 mph - N/A   Partly Cloudy
4:59 AM -20.2 °F -63.7 °F -41.8 °F 32% - 120.0 mi WNW 66.7 mph - N/A   Partly Cloudy
5:57 AM -20.2 °F -64.2 °F -41.8 °F 32% - 120.0 mi WNW 69.0 mph 76.0 mph N/A   Partly Cloudy
6:56 AM -22.0 °F -66.8 °F -38.2 °F 43% - 120.0 mi NW 69.0 mph - N/A   Partly Cloudy
7:58 AM -22.0 °F -67.5 °F -34.6 °F 52% - 120.0 mi WNW 72.5 mph 77.1 mph N/A   Partly Cloudy
8:54 AM -22.0 °F -67.5 °F -32.8 °F 57% - 3.0 mi NW 72.5 mph - N/A   Overcast
9:55 AM -22.0 °F -67.3 °F -31.0 °F 63% - 3.0 mi NW 71.3 mph 76.0 mph N/A   Overcast
10:50 AM -20.2 °F -64.4 °F -20.2 °F 100% - 0.1 mi WNW 70.2 mph 76.0 mph N/A Fog Fog
11:59 AM -16.6 °F -59.6 °F -23.8 °F 70% - 0.5 mi WNW 72.5 mph 86.3 mph N/A Fog Light Freezing Fog
12:48 PM -16.6 °F -56.5 °F -16.6 °F 100% - 0.1 mi WNW 57.5 mph 70.2 mph N/A Fog Light Freezing Fog
1:53 PM -16.6 °F -58.9 °F -16.6 °F 100% - 0.1 mi WNW 69.0 mph 74.8 mph N/A Fog Light Freezing Fog
2:56 PM -13.0 °F -53.4 °F -18.4 °F 77% - 110.0 mi WNW 67.9 mph 77.1 mph N/A   Mostly Cloudy
3:49 PM -13.0 °F -50.5 °F -20.2 °F 70% - 110.0 mi WNW 54.1 mph 62.1 mph N/A   Scattered Clouds
4:54 PM -13.0 °F -51.6 °F -23.8 °F 59% - 110.0 mi WNW 58.7 mph - N/A   Scattered Clouds
5:51 PM -14.8 °F -54.4 °F -14.8 °F 100% - 0.1 mi WNW 59.8 mph - N/A Fog Light Freezing Fog
6:54 PM -13.0 °F -51.8 °F -20.2 °F 70% - 120.0 mi West 59.8 mph - N/A   Partly Cloudy
7:57 PM -11.2 °F -48.2 °F -22.0 °F 59% - 120.0 mi West 55.2 mph 63.3 mph N/A   Partly Cloudy
8:54 PM -11.2 °F -48.2 °F -16.6 °F 77% - 120.0 mi West 55.2 mph - N/A   Partly Cloudy
9:56 PM -9.4 °F -45.1 °F -9.4 °F 100% - 0.1 mi West 52.9 mph - N/A Fog Light Freezing Fog
10:56 PM -7.6 °F -42.3 °F -7.6 °F 100% - 0.1 mi West 51.8 mph - N/A Fog Light Freezing Fog
11:55 PM -5.8 °F -39.2 °F -14.8 °F 65% - 15.0 mi West 49.5 mph - N/A Snow Light Snow