Weather History for Missoula, MT

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Saturday, December 15, 2012

  Actual Average Record
Temperature  
Mean Temperature 25 °F 23 °F  
Max Temperature 28 °F 30 °F 56 °F (1924)
Min Temperature 21 °F 16 °F -12 °F (1972)
Degree Days  
Heating Degree Days 40 42  
Month to date heating degree days 509 604  
Since 1 July heating degree days 2164 2500  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 415 332  
Moisture  
Dew Point 20 °F    
Average Humidity 87    
Maximum Humidity 92    
Minimum Humidity 81    
Precipitation  
Precipitation T in 0.03 in 0.33 in (2000)
Month to date precipitation 1.33 0.50  
Year to date precipitation 14.98 13.59  
Snow  
Snow T in - - ()
Month to date snowfall 9.5  
Year to date snowfall 44.1  
Since 1 July snowfall 14.9  
Snow Depth 2.00 in    
Sea Level Pressure  
Sea Level Pressure 29.89 in    
Wind  
Wind Speed 1 mph (SSE)    
Max Wind Speed 7 mph    
Max Gust Speed 32 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Astronomy

Dec. 15, 2012 Rise Set
Actual Time 8:15 AM MST 4:48 PM MST
Civil Twilight 7:40 AM MST 5:23 PM MST
Nautical Twilight 7:01 AM MST 6:02 PM MST
Astronomical Twilight 6:24 AM MST 6:39 PM MST
Moon 10:04 AM MST (12/15) 8:05 PM MST (12/15)
Length of Visible Light 9h 43m
Length of Day
8h 32m
Waxing Crescent, 9% of the Moon is Illuminated
Dec 15
Waxing Crescent
Dec 19
First Quarter
Dec 28
Full
Jan 4
Last Quarter
Jan 11
New

Hourly Weather History & Observations

Time (MST) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:53 AM 21.9 °F 17.2 °F 19.0 °F 89% 29.99 in 10.0 mi Variable 3.5 mph - N/A   Mostly Cloudy
1:53 AM 21.0 °F - 19.0 °F 92% 29.99 in 9.0 mi Calm Calm - N/A   Overcast
2:53 AM 23.0 °F - 19.9 °F 88% 30.00 in 9.0 mi Calm Calm - N/A   Overcast
3:53 AM 24.1 °F - 21.0 °F 88% 29.99 in 10.0 mi Calm Calm - N/A   Overcast
4:53 AM 23.0 °F 18.4 °F 19.9 °F 88% 29.98 in 10.0 mi ESE 3.5 mph - N/A   Overcast
5:53 AM 23.0 °F 18.4 °F 19.9 °F 88% 29.98 in 10.0 mi South 3.5 mph - N/A   Overcast
6:53 AM 24.1 °F - 19.9 °F 84% 29.98 in 10.0 mi Calm Calm - N/A   Overcast
7:53 AM 23.0 °F - 19.9 °F 88% 29.97 in 10.0 mi Calm Calm - N/A   Overcast
8:53 AM 24.1 °F - 19.9 °F 84% 29.98 in 8.0 mi Calm Calm - N/A   Overcast
9:53 AM 24.1 °F - 19.9 °F 84% 29.97 in 10.0 mi Calm Calm - 0.00 in   Overcast
10:53 AM 25.0 °F - 19.9 °F 81% 29.96 in 10.0 mi Calm Calm - N/A   Overcast
11:53 AM 25.0 °F - 21.9 °F 88% 29.94 in 10.0 mi Calm Calm - N/A   Overcast
12:53 PM 27.0 °F - 21.0 °F 78% 29.91 in 10.0 mi Calm Calm - N/A   Overcast
1:53 PM 27.0 °F - 21.9 °F 81% 29.89 in 10.0 mi Calm Calm - N/A   Overcast
2:53 PM 27.0 °F - 21.9 °F 81% 29.86 in 10.0 mi Calm Calm - N/A   Overcast
3:53 PM 27.0 °F - 21.0 °F 78% 29.84 in 10.0 mi Calm Calm - N/A   Overcast
4:53 PM 26.1 °F - 21.0 °F 81% 29.83 in 10.0 mi Calm Calm - N/A   Overcast
5:53 PM 26.1 °F - 21.0 °F 81% 29.81 in 10.0 mi Calm Calm - N/A   Overcast
6:53 PM 24.1 °F - 19.9 °F 84% 29.80 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
7:53 PM 24.1 °F - 21.0 °F 88% 29.78 in 10.0 mi Calm Calm - N/A   Scattered Clouds
8:53 PM 21.9 °F - 19.0 °F 89% 29.76 in 10.0 mi Calm Calm - N/A   Clear
9:53 PM 24.1 °F - 19.9 °F 84% 29.75 in 10.0 mi Calm Calm - N/A   Clear
10:53 PM 24.1 °F 19.7 °F 19.9 °F 84% 29.74 in 10.0 mi South 3.5 mph - N/A   Overcast
11:53 PM 23.0 °F - 19.0 °F 85% 29.75 in 10.0 mi Calm Calm - N/A   Overcast