Weather History for PAFA - December, 2012

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Monday, December 31, 2012

  Actual Average Record
Temperature  
Mean Temperature 24 °F -7 °F  
Max Temperature 41 °F 2 °F 41 °F (2012)
Min Temperature 6 °F -16 °F -59 °F (1912)
Degree Days  
Heating Degree Days 41 72  
Month to date heating degree days 2535 2141  
Since 1 July heating degree days 7024 6272  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 34 61  
Moisture  
Dew Point 13 °F    
Average Humidity 72    
Maximum Humidity 84    
Minimum Humidity 50    
Precipitation  
Precipitation T in 0.02 in 0.28 in (1905)
Month to date precipitation 1.19 0.64  
Year to date precipitation 10.62 10.81  
Snow  
Snow T in 0.40 in 15.00 in (2004)
Month to date snowfall 18.6 12.1  
Since 1 July snowfall 29.9 37.9  
Snow Depth 14.00 in    
Sea Level Pressure  
Sea Level Pressure 29.64 in    
Wind  
Wind Speed 1 mph (NE)    
Max Wind Speed 6 mph    
Max Gust Speed -    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Astronomy

Dec. 31, 2012 Rise Set
Actual Time 10:54 AM AKST 2:55 PM AKST
Civil Twilight 9:32 AM AKST 4:17 PM AKST
Nautical Twilight 8:22 AM AKST 5:27 PM AKST
Astronomical Twilight 7:21 AM AKST 6:28 PM AKST
Moon 8:28 PM AKST (12/31) 10:56 AM AKST (12/31)
Length of Visible Light 6h 44m
Length of Day
4h 00m
Waning Gibbous, 89% 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 (AKST) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:53 AM 19.0 °F - 14.0 °F 81% 29.32 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
1:53 AM 19.9 °F - 14.0 °F 78% 29.35 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
3:53 AM 19.0 °F - 12.0 °F 74% 29.41 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
4:53 AM 21.9 °F - 15.1 °F 75% 29.44 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
5:53 AM 28.0 °F - 18.0 °F 66% 29.47 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
6:53 AM 25.0 °F - 17.1 °F 72% 29.49 in 10.0 mi Calm Calm - N/A   Overcast
7:53 AM 28.0 °F - 19.9 °F 72% 29.52 in 10.0 mi Calm Calm - N/A   Overcast
8:53 AM 28.0 °F 24.2 °F 19.9 °F 72% 29.56 in 10.0 mi North 3.5 mph - N/A   Overcast
9:53 AM 26.1 °F 21.9 °F 19.0 °F 75% 29.60 in 10.0 mi NE 3.5 mph - N/A   Mostly Cloudy
10:53 AM 24.1 °F - 18.0 °F 77% 29.65 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
11:53 AM 33.8 °F 28.6 °F 17.1 °F 50% 29.68 in 10.0 mi South 5.8 mph - N/A   Mostly Cloudy
12:53 PM 27.0 °F - 16.0 °F 63% 29.72 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
1:53 PM 26.1 °F - 16.0 °F 66% 29.76 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
2:53 PM 23.0 °F - 16.0 °F 74% 29.77 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
3:53 PM 18.0 °F 12.7 °F 12.9 °F 81% 29.79 in 10.0 mi ENE 3.5 mph - N/A   Mostly Cloudy
4:53 PM 16.0 °F - 10.9 °F 81% 29.81 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
5:53 PM 15.1 °F - 10.0 °F 80% 29.81 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
6:53 PM 10.0 °F 3.6 °F 6.1 °F 84% 29.81 in 10.0 mi NE 3.5 mph - N/A   Partly Cloudy
7:53 PM 10.9 °F - 5.0 °F 77% 29.81 in 10.0 mi Calm Calm - N/A   Partly Cloudy
8:53 PM 6.1 °F -0.9 °F 1.9 °F 83% 29.79 in 10.0 mi NE 3.5 mph - N/A   Partly Cloudy
9:53 PM 12.0 °F 4.1 °F 7.0 °F 80% 29.78 in 10.0 mi NNE 4.6 mph - N/A   Scattered Clouds
10:53 PM 17.1 °F 8.7 °F 9.0 °F 71% 29.76 in 10.0 mi NNE 5.8 mph - N/A   Scattered Clouds
11:53 PM 21.9 °F 15.7 °F 12.0 °F 66% 29.74 in 10.0 mi NNE 4.6 mph - N/A   Mostly Cloudy