Weather History for Winchester, VA

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Monday, December 17, 2012

  Actual Average Record
Temperature  
Mean Temperature 42 °F -  
Max Temperature 48 °F 43 °F 68 °F (2006)
Min Temperature 35 °F 27 °F 5 °F (1989)
Degree Days  
Heating Degree Days 24    
Moisture  
Dew Point 43 °F    
Average Humidity 99    
Maximum Humidity 100    
Minimum Humidity 93    
Precipitation  
Precipitation 0.06 in - - ()
Sea Level Pressure  
Sea Level Pressure 29.74 in    
Wind  
Wind Speed 1 mph (ESE)    
Max Wind Speed 12 mph    
Max Gust Speed -    
Visibility 3 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

Dec. 17, 2012 Rise Set
Actual Time 7:26 AM EST 4:51 PM EST
Civil Twilight 6:56 AM EST 5:21 PM EST
Nautical Twilight 6:22 AM EST 5:55 PM EST
Astronomical Twilight 5:50 AM EST 6:27 PM EST
Moon 10:35 AM EST (12/17) 10:09 PM EST (12/17)
Length of Visible Light 10h 25m
Length of Day
9h 25m
Waxing Crescent, 24% of the Moon is Illuminated
Dec 17
Waxing Crescent
Dec 20
First Quarter
Dec 28
Full
Jan 4
Last Quarter
Jan 11
New

Hourly Weather History & Observations

Time (EST) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:15 AM 41.0 °F - 41.0 °F 100% 29.83 in 5.0 mi Calm Calm - N/A   Scattered Clouds
12:35 AM 41.0 °F - 41.0 °F 100% 29.81 in 5.0 mi Calm Calm - N/A   Mostly Cloudy
12:55 AM 41.0 °F - 41.0 °F 100% 29.81 in 5.0 mi Calm Calm - N/A   Scattered Clouds
1:15 AM 41.0 °F - 41.0 °F 100% 29.80 in 5.0 mi Calm Calm - N/A   Clear
1:35 AM 41.0 °F 39.0 °F 41.0 °F 100% 29.81 in 5.0 mi WNW 3.5 mph - N/A   Clear
1:55 AM 41.0 °F 39.0 °F 41.0 °F 100% 29.82 in 5.0 mi NW 3.5 mph - N/A   Scattered Clouds
2:15 AM 41.0 °F - 41.0 °F 100% 29.82 in 5.0 mi Calm Calm - N/A   Mostly Cloudy
2:35 AM 41.0 °F 39.0 °F 41.0 °F 100% 29.82 in 4.0 mi ESE 3.5 mph - N/A   Mostly Cloudy
2:55 AM 41.0 °F - 41.0 °F 100% 29.82 in 5.0 mi Calm Calm - N/A   Overcast
3:15 AM 41.0 °F - 41.0 °F 100% 29.81 in 4.0 mi Calm Calm - N/A   Mostly Cloudy
3:35 AM 39.2 °F - 39.2 °F 100% 29.82 in 4.0 mi Calm Calm - N/A   Scattered Clouds
3:55 AM 41.0 °F - 41.0 °F 100% 29.82 in 5.0 mi Calm Calm - N/A   Mostly Cloudy
4:15 AM 39.2 °F - 39.2 °F 100% 29.81 in 3.0 mi Calm Calm - N/A   Scattered Clouds
4:35 AM 39.2 °F - 39.2 °F 100% 29.80 in 4.0 mi Calm Calm - N/A   Clear
4:55 AM 37.4 °F - 37.4 °F 100% 29.80 in 2.0 mi Calm Calm - N/A   Clear
5:15 AM 35.6 °F - 35.6 °F 100% 29.81 in 2.0 mi Calm Calm - N/A   Clear
5:35 AM 35.6 °F - 35.6 °F 100% 29.80 in 1.2 mi Calm Calm - N/A   Mist
5:55 AM 35.6 °F - 35.6 °F 100% 29.81 in 1.8 mi Calm Calm - N/A   Mist
6:15 AM 35.6 °F 31.7 °F 35.6 °F 100% 29.82 in 0.5 mi NNW 4.6 mph - N/A Fog Fog
6:35 AM 39.2 °F - 39.2 °F 100% 29.81 in 0.5 mi Calm Calm - N/A Fog Fog
6:55 AM 39.2 °F - 39.2 °F 100% 29.81 in 0.2 mi Calm Calm - N/A Fog Fog
7:15 AM 39.2 °F - 39.2 °F 100% 29.82 in 0.2 mi Calm Calm - N/A Fog Fog
7:35 AM 41.0 °F - 41.0 °F 100% 29.83 in 0.2 mi Calm Calm - N/A Fog Fog
7:55 AM 41.0 °F - 41.0 °F 100% 29.83 in 0.2 mi Calm Calm - N/A Fog Fog
8:15 AM 41.0 °F - 41.0 °F 100% 29.83 in 0.2 mi Calm Calm - N/A Fog Fog
8:35 AM 41.0 °F - 41.0 °F 100% 29.83 in 0.2 mi Calm Calm - N/A Fog Fog
8:55 AM 39.2 °F 37.0 °F 39.2 °F 100% 29.84 in 0.2 mi NW 3.5 mph - N/A Fog Fog
9:15 AM 39.2 °F - 39.2 °F 100% 29.84 in 0.2 mi Calm Calm - N/A Fog Fog
9:35 AM 41.0 °F - 41.0 °F 100% 29.84 in 0.2 mi Calm Calm - N/A Fog Fog
9:55 AM 41.0 °F - 41.0 °F 100% 29.84 in 0.2 mi Calm Calm - N/A Fog Fog
10:15 AM 41.0 °F - 41.0 °F 100% 29.84 in 0.2 mi Calm Calm - N/A Fog Fog
10:35 AM 41.0 °F - 41.0 °F 100% 29.84 in 1.0 mi Calm Calm - N/A   Overcast
10:55 AM 42.8 °F - 42.8 °F 100% 29.83 in 1.2 mi Calm Calm - N/A   Overcast
11:15 AM 42.8 °F - 42.8 °F 100% 29.83 in 1.2 mi Calm Calm - N/A   Overcast
11:35 AM 42.8 °F - 42.8 °F 100% 29.82 in 1.8 mi Calm Calm - N/A   Overcast
11:55 AM 42.8 °F - 42.8 °F 100% 29.80 in 1.8 mi Calm Calm - N/A   Overcast
12:15 PM 42.8 °F - 42.8 °F 100% 29.77 in 1.8 mi Calm Calm - N/A   Overcast
12:35 PM 42.8 °F 41.1 °F 42.8 °F 100% 29.75 in 1.5 mi ENE 3.5 mph - N/A   Overcast
12:55 PM 42.8 °F - 42.8 °F 100% 29.75 in 2.0 mi Calm Calm - N/A   Overcast
1:15 PM 44.6 °F - 44.6 °F 100% 29.75 in 3.0 mi Calm Calm - N/A   Overcast
1:35 PM 44.6 °F - 44.6 °F 100% 29.74 in 4.0 mi Calm Calm - N/A   Scattered Clouds
1:55 PM 44.6 °F - 44.6 °F 100% 29.73 in 4.0 mi Calm Calm - N/A   Scattered Clouds
2:15 PM 44.6 °F - 44.6 °F 100% 29.73 in 5.0 mi Calm Calm - N/A   Overcast
2:35 PM 46.4 °F 44.3 °F 44.6 °F 93% 29.71 in 5.0 mi ESE 4.6 mph - N/A   Mostly Cloudy
2:55 PM 46.4 °F 44.3 °F 44.6 °F 93% 29.71 in 5.0 mi East 4.6 mph - N/A   Scattered Clouds
3:15 PM 46.4 °F 45.2 °F 44.6 °F 93% 29.70 in 5.0 mi East 3.5 mph - N/A   Mostly Cloudy
3:35 PM 46.4 °F 45.2 °F 44.6 °F 93% 29.69 in 5.0 mi ENE 3.5 mph - N/A   Mostly Cloudy
3:55 PM 46.4 °F 44.3 °F 44.6 °F 93% 29.69 in 5.0 mi East 4.6 mph - N/A   Overcast
4:15 PM 46.4 °F 41.1 °F 44.6 °F 93% 29.68 in 5.0 mi ESE 11.5 mph - N/A   Overcast
4:35 PM 46.4 °F 41.9 °F 44.6 °F 93% 29.67 in 5.0 mi ESE 9.2 mph - N/A   Overcast
4:55 PM 46.4 °F 43.5 °F 46.4 °F 100% 29.66 in 2.5 mi ESE 5.8 mph - N/A   Overcast
7:35 PM 46.4 °F - 46.4 °F 100% 29.61 in 5.0 mi Calm Calm - N/A   Overcast
7:55 PM 46.4 °F - 46.4 °F 100% 29.60 in 2.5 mi Calm Calm - N/A   Overcast
8:15 PM 46.4 °F 43.5 °F 46.4 °F 100% 29.59 in 3.0 mi SE 5.8 mph - N/A   Overcast
8:35 PM 46.4 °F 43.5 °F 46.4 °F 100% 29.59 in 4.0 mi ESE 5.8 mph - N/A   Overcast
8:55 PM 46.4 °F 44.3 °F 46.4 °F 100% 29.58 in 2.5 mi SE 4.6 mph - N/A Rain Light Rain
9:15 PM 46.4 °F - 46.4 °F 100% 29.58 in 2.5 mi Calm Calm - N/A   Overcast
9:35 PM 48.2 °F - 48.2 °F 100% 29.58 in 3.0 mi South 4.6 mph - 0.02 in Rain Rain
9:55 PM 48.2 °F - 48.2 °F 100% 29.57 in 4.0 mi South 3.5 mph - 0.03 in Rain Rain
10:15 PM 48.2 °F - 48.2 °F 100% 29.57 in 5.0 mi Calm Calm - N/A   Overcast
10:35 PM 48.2 °F - 48.2 °F 100% 29.57 in 4.0 mi Calm Calm - N/A Rain Light Rain
10:55 PM 48.2 °F - 48.2 °F 100% 29.57 in 4.0 mi Calm Calm - 0.03 in Rain Light Rain
11:15 PM 46.4 °F 45.2 °F 46.4 °F 100% 29.56 in 3.0 mi SSE 3.5 mph - N/A Rain Light Rain
11:35 PM 46.4 °F 45.2 °F 46.4 °F 100% 29.55 in 2.0 mi South 3.5 mph - N/A Rain Rain
11:55 PM 46.4 °F 43.5 °F 46.4 °F 100% 29.53 in 4.0 mi South 5.8 mph - N/A Rain Light Rain