Weather History for Mt. Washington, NH

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Sunday, August 12, 2012

  Actual Average Record
Temperature  
Mean Temperature 54 °F -  
Max Temperature 57 °F 52 °F 62 °F (1974)
Min Temperature 50 °F 43 °F 32 °F (1979)
Degree Days  
Heating Degree Days 12    
Growing Degree Days 4 (Base 50)    
Moisture  
Dew Point 51 °F    
Average Humidity 92    
Maximum Humidity 100    
Minimum Humidity 67    
Precipitation  
Precipitation 0.01 in - - ()
Wind  
Wind Speed 21 mph (WSW)    
Max Wind Speed 36 mph    
Max Gust Speed 33 mph    
Visibility 1 miles    
Events Fog , Rain    
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

Aug. 12, 2012 Rise Set
Actual Time 5:45 AM EDT 7:53 PM EDT
Civil Twilight 5:13 AM EDT 8:25 PM EDT
Nautical Twilight 4:34 AM EDT 9:04 PM EDT
Astronomical Twilight 3:51 AM EDT 9:47 PM EDT
Moon 12:51 AM EDT (8/12) 4:21 PM EDT (8/12)
Length of Visible Light 15h 11m
Length of Day
14h 08m
Waning Crescent, 24% of the Moon is Illuminated
Aug 12
Waning Crescent
Aug 17
New
Aug 24
First Quarter
Aug 31
Full
Sep 8
Last Quarter

Hourly Weather History & Observations

Time (EDT) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:53 AM 53.6 °F 53.6 °F 100% - 0.0 mi SW 18.4 mph 31.1 mph N/A Fog Fog
1:50 AM 53.6 °F 53.6 °F 100% - 0.0 mi SW 19.6 mph 24.2 mph N/A Fog Fog
2:47 AM 53.6 °F 53.6 °F 100% - 0.1 mi SW 15.0 mph - N/A Fog Fog
3:52 AM 51.8 °F 51.8 °F 100% - 0.1 mi SW 24.2 mph - N/A Fog Fog
4:51 AM 52.2 °F 50.9 °F 95% - 40.0 mi WSW 18.4 mph - N/A   Overcast
5:51 AM 53.6 °F 50.0 °F 88% - 50.0 mi SW 26.5 mph - N/A   Overcast
6:55 AM 51.8 °F 50.0 °F 94% - 40.0 mi SW 25.3 mph - N/A   Overcast
7:55 AM 51.8 °F 50.0 °F 94% - 35.0 mi SW 20.7 mph 33.4 mph N/A Rain Light Rain Showers
8:54 AM 51.8 °F 44.6 °F 76% - 35.0 mi SW 29.9 mph 33.4 mph N/A   Overcast
9:52 AM 51.8 °F 44.6 °F 76% - 45.0 mi WSW 29.9 mph - N/A   Overcast
10:54 AM 55.4 °F 44.6 °F 67% - 40.0 mi West 27.6 mph - N/A   Overcast
11:53 AM 57.2 °F 46.4 °F 67% - 35.0 mi SW 18.4 mph - N/A   Mostly Cloudy
12:49 PM 57.2 °F 51.8 °F 82% - 4.0 mi SSW 9.2 mph - N/A   Overcast
1:51 PM 55.4 °F 55.4 °F 100% - 0.1 mi West 12.7 mph - N/A Fog Fog
2:47 PM 53.6 °F 53.6 °F 100% - 0.1 mi WSW 16.1 mph - N/A Fog Fog
3:47 PM 55.4 °F 55.4 °F 100% - 0.1 mi WSW 12.7 mph 19.6 mph N/A Fog Fog
4:49 PM 55.4 °F 51.8 °F 88% - 3.0 mi WSW 18.4 mph - N/A   Mostly Cloudy
5:49 PM 53.6 °F 53.6 °F 100% - 0.1 mi West 13.8 mph 27.6 mph N/A Fog , Rain Light Rain Showers
6:54 PM 53.6 °F 53.6 °F 100% - 0.1 mi West 25.3 mph 31.1 mph N/A Fog , Rain Light Rain Showers
7:48 PM 51.8 °F 51.8 °F 100% - 0.1 mi West 28.8 mph - N/A Fog Fog
8:53 PM 51.8 °F 48.2 °F 88% - 40.0 mi West 35.7 mph - N/A   Mostly Cloudy
9:57 PM 51.8 °F 48.2 °F 88% - 55.0 mi West 27.6 mph - N/A   Scattered Clouds
10:53 PM 50.0 °F 48.2 °F 94% - 55.0 mi WNW 25.3 mph - N/A   Scattered Clouds
11:47 PM 50.0 °F 50.0 °F 100% - 0.0 mi WNW 23.0 mph - N/A Fog Fog