Weather History for Bozeman, MT

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Saturday, December 22, 2012

  Actual Average Record
Temperature  
Mean Temperature 21 °F 20 °F  
Max Temperature 36 °F 33 °F 55 °F (1955)
Min Temperature 5 °F 8 °F -41 °F (1983)
Degree Days  
Heating Degree Days 44    
Month to date heating degree days 872  
Since 1 July heating degree days 2768  
Cooling Degree Days 0    
Month to date cooling degree days 0  
Year to date cooling degree days 284  
Moisture  
Dew Point 11 °F    
Average Humidity 66    
Maximum Humidity 80    
Minimum Humidity 52    
Precipitation  
Precipitation 0.00 in 0.02 in 0.13 in (1944)
Month to date precipitation 0.70 0.39  
Year to date precipitation 9.35 13.86  
Snow  
Snow 0.00 in 0.20 in 3.00 in (1957)
Month to date snowfall 4.1 4.6  
Since 1 July snowfall 14.6 12.0  
Snow Depth -    
Sea Level Pressure  
Sea Level Pressure 30.00 in    
Wind  
Wind Speed 4 mph (SSE)    
Max Wind Speed 15 mph    
Max Gust Speed 18 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Astronomy

Dec. 22, 2012 Rise Set
Actual Time 8:03 AM MST 4:43 PM MST
Civil Twilight 7:29 AM MST 5:18 PM MST
Nautical Twilight 6:51 AM MST 5:56 PM MST
Astronomical Twilight 6:14 AM MST 6:32 PM MST
Moon 1:11 PM MST (12/22) 2:42 AM MST (12/22)
Length of Visible Light 9h 49m
Length of Day
8h 40m
Waxing Gibbous, 74% of the Moon is Illuminated
Dec 22
Waxing Gibbous
Dec 28
Full
Jan 4
Last Quarter
Jan 11
New
Jan 18
First Quarter

Hourly Weather History & Observations

Time (MST) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:56 AM 10.9 °F 2.9 °F 5.0 °F 77% 30.11 in 10.0 mi South 4.6 mph - N/A   Clear
1:56 AM 15.1 °F 7.7 °F 7.0 °F 70% 30.07 in 10.0 mi South 4.6 mph - N/A   Clear
2:56 AM 12.0 °F 4.1 °F 5.0 °F 73% 30.11 in 10.0 mi WSW 4.6 mph - N/A   Clear
3:56 AM 7.0 °F -5.7 °F 1.0 °F 77% 30.13 in 10.0 mi SE 8.1 mph - N/A   Clear
4:56 AM 10.0 °F 1.8 °F 3.9 °F 76% 30.12 in 10.0 mi SW 4.6 mph - N/A   Clear
5:56 AM 10.9 °F 2.9 °F 3.9 °F 73% 30.12 in 10.0 mi Variable 4.6 mph - N/A   Overcast
6:56 AM 12.0 °F 1.5 °F 3.9 °F 70% 30.12 in 10.0 mi South 6.9 mph - N/A   Partly Cloudy
7:56 AM 8.1 °F 1.4 °F 1.9 °F 76% 30.13 in 10.0 mi South 3.5 mph - N/A   Clear
8:56 AM 14.0 °F - 6.1 °F 71% 30.11 in 10.0 mi Calm Calm - N/A   Clear
9:56 AM 15.1 °F 7.7 °F 8.1 °F 74% 30.09 in 10.0 mi South 4.6 mph - N/A   Clear
10:56 AM 21.9 °F - 12.0 °F 66% 30.04 in 10.0 mi Calm Calm - N/A   Clear
11:56 AM 23.0 °F - 12.0 °F 63% 30.01 in 10.0 mi Calm Calm - N/A   Clear
12:56 PM 28.0 °F 22.8 °F 15.1 °F 58% 29.97 in 10.0 mi South 4.6 mph - N/A   Partly Cloudy
1:56 PM 25.0 °F 19.3 °F 16.0 °F 69% 29.94 in 10.0 mi NE 4.6 mph - N/A   Partly Cloudy
2:56 PM 30.0 °F - 15.1 °F 54% 29.94 in 10.0 mi Calm Calm - N/A   Partly Cloudy
3:56 PM 21.9 °F 12.5 °F 15.1 °F 75% 29.93 in 10.0 mi SE 8.1 mph - N/A   Clear
4:56 PM 24.1 °F 19.7 °F 16.0 °F 71% 29.90 in 10.0 mi West 3.5 mph - N/A   Clear
5:56 PM 19.9 °F - 14.0 °F 78% 29.92 in 10.0 mi Calm Calm - N/A   Partly Cloudy
6:56 PM 21.9 °F 14.5 °F 12.9 °F 68% 29.91 in 10.0 mi ESE 5.8 mph - N/A   Clear
7:56 PM 23.0 °F - 14.0 °F 68% 29.91 in 10.0 mi Calm Calm - N/A   Overcast
8:56 PM 21.9 °F 17.2 °F 14.0 °F 72% 29.90 in 10.0 mi NE 3.5 mph - N/A   Mostly Cloudy
9:56 PM 26.1 °F 20.5 °F 17.1 °F 69% 29.88 in 10.0 mi NNE 4.6 mph - N/A   Overcast
10:56 PM 36.0 °F 29.0 °F 19.0 °F 50% 29.84 in 10.0 mi SSW 9.2 mph - N/A   Overcast
11:56 PM 26.1 °F - 17.1 °F 69% 29.88 in 10.0 mi Calm Calm - N/A   Overcast