Weather History for Bozeman, MT

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Sunday, December 23, 2012

  Actual Average Record
Temperature  
Mean Temperature 26 °F 20 °F  
Max Temperature 35 °F 33 °F 51 °F (1964)
Min Temperature 17 °F 8 °F -43 °F (1983)
Degree Days  
Heating Degree Days 39    
Month to date heating degree days 911  
Since 1 July heating degree days 2807  
Cooling Degree Days 0    
Month to date cooling degree days 0  
Year to date cooling degree days 284  
Moisture  
Dew Point 16 °F    
Average Humidity 67    
Maximum Humidity 80    
Minimum Humidity 53    
Precipitation  
Precipitation 0.00 in 0.01 in 1.04 in (1955)
Month to date precipitation 0.70 0.40  
Year to date precipitation 9.35 13.87  
Snow  
Snow 0.00 in 0.10 in 11.00 in (1955)
Month to date snowfall 4.1 4.7  
Since 1 July snowfall 14.6 12.1  
Snow Depth -    
Sea Level Pressure  
Sea Level Pressure 29.97 in    
Wind  
Wind Speed 5 mph (SE)    
Max Wind Speed 23 mph    
Max Gust Speed 30 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Astronomy

Dec. 23, 2012 Rise Set
Actual Time 8:03 AM MST 4:44 PM MST
Civil Twilight 7:29 AM MST 5:18 PM MST
Nautical Twilight 6:51 AM MST 5:56 PM MST
Astronomical Twilight 6:15 AM MST 6:32 PM MST
Moon 1:42 PM MST (12/23) 3:43 AM MST (12/23)
Length of Visible Light 9h 49m
Length of Day
8h 40m
Waxing Gibbous, 82% of the Moon is Illuminated
Dec 23
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 26.1 °F 19.4 °F 18.0 °F 71% 29.86 in 10.0 mi ENE 5.8 mph - N/A   Mostly Cloudy
1:56 AM 26.1 °F 19.4 °F 17.1 °F 69% 29.88 in 10.0 mi SSE 5.8 mph - N/A   Partly Cloudy
2:56 AM 33.1 °F 23.4 °F 19.9 °F 59% 29.88 in 10.0 mi WSW 13.8 mph 19.6 mph N/A   Overcast
3:56 AM 32.0 °F 24.8 °F 25.0 °F 75% 29.93 in 10.0 mi North 8.1 mph - N/A   Overcast
4:56 AM 30.0 °F 26.5 °F 23.0 °F 75% 29.97 in 10.0 mi NNE 3.5 mph - N/A   Overcast
5:56 AM 28.0 °F - 19.0 °F 69% 30.01 in 10.0 mi Calm Calm - N/A   Partly Cloudy
6:56 AM 21.0 °F 13.4 °F 16.0 °F 81% 30.06 in 10.0 mi East 5.8 mph - N/A   Clear
7:56 AM 17.1 °F 11.7 °F 12.0 °F 81% 30.07 in 10.0 mi South 3.5 mph - N/A   Mostly Cloudy
8:56 AM 19.9 °F 8.6 °F 14.0 °F 78% 30.09 in 10.0 mi South 10.4 mph - N/A   Overcast
9:56 AM 19.0 °F 11.1 °F 12.0 °F 74% 30.11 in 10.0 mi East 5.8 mph - N/A   Clear
10:56 AM 21.9 °F 15.7 °F 14.0 °F 72% 30.06 in 10.0 mi ESE 4.6 mph - N/A   Scattered Clouds
11:56 AM 26.1 °F 20.5 °F 16.0 °F 66% 30.05 in 10.0 mi SE 4.6 mph - N/A   Clear
12:56 PM 26.1 °F - 17.1 °F 69% 30.05 in 10.0 mi Calm Calm - N/A   Clear
1:56 PM 28.0 °F 22.8 °F 16.0 °F 61% 29.99 in 10.0 mi SE 4.6 mph - N/A   Clear
2:56 PM 30.0 °F 26.5 °F 15.1 °F 54% 29.97 in 10.0 mi SSE 3.5 mph - N/A   Clear
3:56 PM 27.0 °F 21.6 °F 14.0 °F 58% 29.96 in 10.0 mi SSE 4.6 mph - N/A   Clear
4:56 PM 23.0 °F 13.1 °F 12.9 °F 65% 29.95 in 10.0 mi South 9.2 mph - N/A   Clear
5:56 PM 21.9 °F 17.2 °F 10.9 °F 63% 29.96 in 10.0 mi Variable 3.5 mph - N/A   Clear
6:56 PM 19.0 °F 13.9 °F 10.0 °F 68% 29.98 in 10.0 mi ENE 3.5 mph - N/A   Clear
7:56 PM 19.9 °F 13.4 °F 12.0 °F 71% 29.98 in 10.0 mi East 4.6 mph - N/A   Overcast
8:56 PM 24.1 °F 14.4 °F 15.1 °F 69% 29.92 in 10.0 mi SE 9.2 mph - N/A   Overcast
9:56 PM 26.1 °F 20.5 °F 16.0 °F 66% 29.87 in 10.0 mi WNW 4.6 mph - N/A   Overcast
10:56 PM 24.1 °F 16.0 °F 15.1 °F 69% 29.85 in 10.0 mi West 6.9 mph - N/A   Overcast
11:56 PM 26.1 °F 21.9 °F 15.1 °F 63% 29.82 in 10.0 mi North 3.5 mph - N/A   Overcast