Weather History for Bozeman, MT

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Sunday, December 25, 2011

  Actual Average Record
Temperature  
Mean Temperature 24 °F 21 °F  
Max Temperature 40 °F 33 °F 52 °F (1980)
Min Temperature 8 °F 8 °F -28 °F (1944)
Degree Days  
Heating Degree Days 41    
Month to date heating degree days 1142  
Since 1 July heating degree days 2977  
Cooling Degree Days 0    
Month to date cooling degree days 0  
Year to date cooling degree days 200  
Moisture  
Dew Point 16 °F    
Average Humidity 65    
Maximum Humidity 92    
Minimum Humidity 37    
Precipitation  
Precipitation 0.00 in 0.02 in 0.44 in (1967)
Month to date precipitation 0.18 0.43  
Year to date precipitation 10.68 13.90  
Snow  
Snow 0.00 in 0.20 in 6.00 in (1967)
Month to date snowfall 3.1 5.1  
Since 1 July snowfall 5.3 12.5  
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 30.33 in    
Wind  
Wind Speed 3 mph (SSE)    
Max Wind Speed 21 mph    
Max Gust Speed 33 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Astronomy

Dec. 25, 2011 Rise Set
Actual Time 8:04 AM MST 4:45 PM MST
Civil Twilight 7:29 AM MST 5:19 PM MST
Nautical Twilight 6:52 AM MST 5:57 PM MST
Astronomical Twilight 6:15 AM MST 6:33 PM MST
Moon 8:42 AM MST (12/25) 6:12 PM MST (12/25)
Length of Visible Light 9h 49m
Length of Day
8h 40m
New Moon, 1% of the Moon is Illuminated
Dec 25
New Moon
Dec 31
First Quarter
Jan 9
Full
Jan 16
Last Quarter
Jan 23
New

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 23.0 °F - 19.0 °F 85% 30.60 in 9.0 mi Calm Calm - N/A   Mostly Cloudy
1:56 AM 18.0 °F - 15.1 °F 88% 30.59 in 10.0 mi Calm Calm - N/A   Scattered Clouds
2:56 AM 17.1 °F 8.7 °F 14.0 °F 88% 30.60 in 10.0 mi South 5.8 mph - N/A   Clear
3:56 AM 16.0 °F 6.3 °F 12.0 °F 84% 30.58 in 10.0 mi South 6.9 mph - N/A   Clear
4:56 AM 15.8 °F 10.2 °F 10.4 °F 79% 30.40 in 10.0 mi ESE 3.5 mph - N/A   Clear
5:56 AM 16.0 °F - 10.9 °F 81% 30.56 in 10.0 mi Calm Calm - N/A   Clear
6:56 AM 12.0 °F 5.9 °F 9.0 °F 88% 30.56 in 10.0 mi WSW 3.5 mph - N/A   Clear
7:56 AM 10.9 °F 0.2 °F 7.0 °F 84% 30.55 in 10.0 mi SSE 6.9 mph - N/A   Clear
8:56 AM 15.1 °F - 10.9 °F 84% 30.51 in 10.0 mi Calm Calm - N/A   Clear
9:56 AM 21.0 °F - 15.1 °F 78% 30.47 in 10.0 mi Calm Calm - N/A   Clear
10:56 AM 28.0 °F - 17.1 °F 63% 30.40 in 10.0 mi Calm Calm - N/A   Clear
11:56 AM 30.0 °F 26.5 °F 18.0 °F 61% 30.34 in 10.0 mi East 3.5 mph - N/A   Clear
12:56 PM 35.1 °F - 19.9 °F 54% 30.27 in 10.0 mi Calm Calm - N/A   Clear
1:56 PM 34.0 °F - 19.9 °F 56% 30.22 in 10.0 mi Calm Calm - N/A   Clear
2:56 PM 34.0 °F - 21.0 °F 59% 30.16 in 10.0 mi Calm Calm - N/A   Clear
3:56 PM 30.9 °F - 21.0 °F 67% 30.17 in 10.0 mi Calm Calm - N/A   Clear
4:56 PM 28.0 °F - 21.0 °F 75% 30.16 in 10.0 mi Calm Calm - N/A   Clear
5:56 PM 23.0 °F 15.8 °F 19.0 °F 85% 30.17 in 10.0 mi ENE 5.8 mph - N/A   Clear
6:56 PM 24.1 °F 18.2 °F 19.0 °F 81% 30.17 in 10.0 mi SSE 4.6 mph - N/A   Partly Cloudy
7:56 PM 25.0 °F - 19.0 °F 78% 30.16 in 10.0 mi Calm Calm - N/A   Overcast
8:56 PM 24.1 °F - 19.0 °F 81% 30.14 in 10.0 mi Calm Calm - N/A   Overcast
9:56 PM 32.0 °F - 19.0 °F 59% 30.09 in 10.0 mi Calm Calm - N/A   Overcast
10:56 PM 39.9 °F 30.8 °F 16.0 °F 38% 30.06 in 10.0 mi WSW 18.4 mph 28.8 mph N/A   Overcast
11:56 PM 37.9 °F 29.2 °F 16.0 °F 41% 30.05 in 10.0 mi West 15.0 mph 24.2 mph N/A   Overcast