Weather History for Charleston, WV

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Monday, December 31, 2012

  Actual Average Record
Temperature  
Mean Temperature 29 °F 35 °F  
Max Temperature 38 °F 43 °F 79 °F (1951)
Min Temperature 20 °F 27 °F -7 °F (1917)
Degree Days  
Heating Degree Days 36 30  
Month to date heating degree days 684 856  
Since 1 July heating degree days 1723 1740  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 1  
Year to date cooling degree days 1348 1097  
Moisture  
Dew Point 22 °F    
Average Humidity 72    
Maximum Humidity 92    
Minimum Humidity 52    
Precipitation  
Precipitation T in 0.10 in 1.76 in (1944)
Month to date precipitation 4.86 3.27  
Year to date precipitation 41.48 44.03  
Snow  
Snow 0.00 in - - ()
Month to date snowfall 2.5  
Since 1 September snowfall 12.6  
Snow Depth T in    
Sea Level Pressure  
Sea Level Pressure 30.25 in    
Wind  
Wind Speed 1 mph (SSW)    
Max Wind Speed 9 mph    
Max Gust Speed 13 mph    
Visibility 9 miles    
Events Rain , Snow    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Dec. 31, 2012 Rise Set
Actual Time 7:43 AM EST 5:16 PM EST
Civil Twilight 7:13 AM EST 5:45 PM EST
Nautical Twilight 6:40 AM EST 6:18 PM EST
Astronomical Twilight 6:08 AM EST 6:50 PM EST
Moon 8:42 PM EST (12/31) 9:26 AM EST (12/31)
Length of Visible Light 10h 31m
Length of Day
9h 32m
Waning Gibbous, 90% of the Moon is Illuminated
Dec 31
Waning Gibbous
Jan 4
Last Quarter
Jan 11
New
Jan 18
First Quarter
Jan 26
Full

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 21.9 °F - 19.0 °F 89% 30.41 in 7.0 mi Calm Calm - N/A   Clear
1:54 AM 21.9 °F - 18.0 °F 85% 30.38 in 7.0 mi Calm Calm - N/A   Clear
2:54 AM 21.0 °F - 18.0 °F 88% 30.36 in 7.0 mi Calm Calm - N/A   Clear
3:54 AM 19.9 °F - 18.0 °F 92% 30.36 in 6.0 mi Calm Calm - N/A   Clear
4:54 AM 19.9 °F - 17.1 °F 89% 30.32 in 7.0 mi Calm Calm - N/A   Clear
5:54 AM 21.0 °F - 17.1 °F 85% 30.34 in 7.0 mi Calm Calm - N/A   Clear
6:54 AM 19.4 °F - 17.6 °F 93% 30.29 in 7.0 mi Calm Calm - N/A   Clear
7:54 AM 21.0 °F - 18.0 °F 88% 30.33 in 10.0 mi Calm Calm - N/A   Clear
8:54 AM 24.1 °F - 21.0 °F 88% 30.31 in 10.0 mi Calm Calm - N/A   Partly Cloudy
9:54 AM 27.0 °F - 23.0 °F 85% 30.31 in 10.0 mi Calm Calm - N/A   Partly Cloudy
10:54 AM 30.0 °F 25.2 °F 24.1 °F 79% 30.31 in 10.0 mi SSE 4.6 mph - N/A   Overcast
11:54 AM 32.0 °F 28.7 °F 24.1 °F 73% 30.27 in 10.0 mi South 3.5 mph - N/A   Overcast
12:54 PM 34.0 °F - 27.0 °F 75% 30.23 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
1:54 PM 36.0 °F 31.1 °F 23.0 °F 59% 30.20 in 10.0 mi SW 5.8 mph - N/A   Overcast
2:54 PM 37.0 °F 32.4 °F 23.0 °F 57% 30.19 in 10.0 mi SW 5.8 mph - N/A   Overcast
3:54 PM 37.9 °F 35.5 °F 21.9 °F 53% 30.15 in 10.0 mi South 3.5 mph - N/A   Overcast
4:54 PM 37.9 °F 35.5 °F 21.0 °F 51% 30.18 in 10.0 mi Variable 3.5 mph - N/A   Overcast
5:54 PM 37.0 °F 33.3 °F 21.9 °F 54% 30.17 in 10.0 mi SW 4.6 mph - N/A   Overcast
6:54 PM 37.0 °F 34.5 °F 21.9 °F 54% 30.16 in 10.0 mi SW 3.5 mph - N/A   Overcast
7:54 PM 35.1 °F - 23.0 °F 61% 30.14 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
8:54 PM 35.1 °F - 24.1 °F 64% 30.14 in 10.0 mi Calm Calm - N/A   Overcast
9:54 PM 33.8 °F - 26.6 °F 75% 30.10 in 10.0 mi Calm Calm - N/A   Overcast
10:54 PM 34.0 °F - 26.1 °F 73% 30.13 in 10.0 mi Calm Calm - N/A   Overcast
11:54 PM 34.0 °F - 27.0 °F 75% 30.14 in 9.0 mi Calm Calm - 0.00 in Rain , Snow Light Rain