Weather History for Bozeman, MT

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Sunday, December 30, 2012

  Actual Average Record
Temperature  
Mean Temperature 9 °F 21 °F  
Max Temperature 19 °F 34 °F 56 °F (2011)
Min Temperature -2 °F 9 °F -41 °F (1968)
Degree Days  
Heating Degree Days 56    
Month to date heating degree days 1281  
Since 1 July heating degree days 3177  
Cooling Degree Days 0    
Month to date cooling degree days 0  
Year to date cooling degree days 284  
Moisture  
Dew Point 6 °F    
Average Humidity 87    
Maximum Humidity 100    
Minimum Humidity 73    
Precipitation  
Precipitation T in 0.01 in 0.29 in (1951)
Month to date precipitation 0.70 0.50  
Year to date precipitation 9.35 13.97  
Sea Level Pressure  
Sea Level Pressure 30.19 in    
Wind  
Wind Speed 2 mph (SE)    
Max Wind Speed 9 mph    
Max Gust Speed 10 mph    
Visibility 7 miles    
Events Snow    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Daily Weather History Graph

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Astronomy

Dec. 30, 2012 Rise Set
Actual Time 8:05 AM MST 4:49 PM MST
Civil Twilight 7:31 AM MST 5:23 PM MST
Nautical Twilight 6:53 AM MST 6:01 PM MST
Astronomical Twilight 6:17 AM MST 6:37 PM MST
Moon 7:32 PM MST (12/30) 9:09 AM MST (12/30)
Length of Visible Light 9h 52m
Length of Day
8h 43m
Waning Gibbous, 95% of the Moon is Illuminated
Dec 30
Waning Gibbous
Jan 4
Last Quarter
Jan 11
New
Jan 18
First Quarter
Jan 26
Full

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 5.0 °F -4.1 °F -0.9 °F 76% 30.22 in 10.0 mi SSE 4.6 mph - N/A   Overcast
1:56 AM 6.1 °F -2.8 °F -0.0 °F 76% 30.22 in 10.0 mi SE 4.6 mph - N/A   Overcast
2:56 AM 10.0 °F - 3.9 °F 76% 30.23 in 10.0 mi Calm Calm - N/A   Overcast
3:56 AM 12.0 °F - 6.1 °F 77% 30.24 in 7.0 mi Calm Calm - 0.00 in   Overcast
4:56 AM 12.9 °F - 8.1 °F 81% 30.25 in 2.5 mi Calm Calm - 0.00 in Snow Light Snow
5:04 AM 12.2 °F - 8.6 °F 85% 30.03 in 2.5 mi Calm Calm - 0.00 in Snow Light Snow
5:26 AM 12.2 °F - 8.6 °F 85% 30.03 in 2.5 mi Calm Calm - 0.00 in Snow Light Snow
5:33 AM 14.0 °F - 8.6 °F 79% 30.03 in 3.0 mi Calm Calm - 0.00 in Snow Light Snow
5:50 AM 14.0 °F - 8.6 °F 79% 30.04 in 2.5 mi Calm Calm - 0.00 in Snow Light Snow
5:56 AM 12.9 °F - 9.0 °F 84% 30.26 in 2.0 mi Calm Calm - 0.00 in Snow Light Snow
6:03 AM 12.2 °F - 10.4 °F 92% 30.04 in 1.5 mi Calm Calm - 0.00 in Snow Light Snow
6:17 AM 12.2 °F - 8.6 °F 85% 30.04 in 3.0 mi Calm Calm - N/A Snow Light Snow
6:24 AM 12.2 °F - 8.6 °F 85% 30.04 in 4.0 mi Calm Calm - 0.00 in Snow Light Snow
6:52 AM 12.2 °F - 8.6 °F 85% 30.04 in 4.0 mi Calm Calm - 0.00 in Snow Light Snow
6:56 AM 12.0 °F - 8.1 °F 84% 30.28 in 3.0 mi Calm Calm - 0.00 in Snow Light Snow
7:24 AM 12.2 °F - 8.6 °F 85% 30.05 in 8.0 mi Calm Calm - 0.00 in   Overcast
7:56 AM 10.0 °F - 7.0 °F 87% 30.30 in 4.0 mi Calm Calm - 0.00 in   Overcast
8:05 AM 10.4 °F 4.0 °F 6.8 °F 85% 30.05 in 2.5 mi NE 3.5 mph - 0.00 in Snow Light Snow
8:21 AM 10.4 °F - 6.8 °F 85% 30.05 in 5.0 mi Calm Calm - 0.00 in   Mostly Cloudy
8:35 AM 10.4 °F - 6.8 °F 85% 30.05 in 6.0 mi Calm Calm - 0.00 in   Mostly Cloudy
8:56 AM 10.0 °F - 7.0 °F 87% 30.29 in 3.0 mi Calm Calm - 0.00 in   Overcast
9:56 AM 10.9 °F - 10.0 °F 96% 30.31 in 7.0 mi Calm Calm - N/A   Mostly Cloudy
10:14 AM 12.2 °F - 10.4 °F 92% 30.08 in 8.0 mi Calm Calm - N/A   Overcast
10:56 AM 14.0 °F - 10.0 °F 84% 30.31 in 9.0 mi Calm Calm - N/A   Overcast
11:32 AM 15.8 °F - 10.4 °F 79% 30.08 in 10.0 mi Calm Calm - N/A   Overcast
11:56 AM 17.1 °F - 10.9 °F 77% 30.30 in 10.0 mi Calm Calm - N/A   Overcast
12:56 PM 16.0 °F 10.4 °F 10.9 °F 81% 30.28 in 10.0 mi NW 3.5 mph - N/A   Partly Cloudy
1:56 PM 17.1 °F - 10.0 °F 74% 30.27 in 10.0 mi Calm Calm - N/A   Clear
2:56 PM 18.0 °F - 10.0 °F 71% 30.26 in 10.0 mi Calm Calm - N/A   Clear
3:56 PM 15.1 °F - 10.9 °F 84% 30.27 in 10.0 mi Calm Calm - N/A   Clear
4:56 PM 12.9 °F 5.2 °F 10.0 °F 88% 30.27 in 9.0 mi SE 4.6 mph - N/A   Clear
5:56 PM 1.0 °F -10.3 °F -2.9 °F 83% 30.32 in 5.0 mi East 5.8 mph - N/A   Clear
6:56 PM 6.1 °F -5.6 °F 1.9 °F 83% 30.30 in 10.0 mi SE 6.9 mph - N/A   Clear
7:56 PM 6.1 °F -6.8 °F 1.0 °F 80% 30.30 in 10.0 mi South 8.1 mph - N/A   Clear
8:56 PM 1.9 °F - -2.9 °F 80% 30.32 in 10.0 mi Calm Calm - N/A   Clear
9:56 PM -0.9 °F -14.1 °F -5.1 °F 83% 30.33 in 10.0 mi SSE 6.9 mph - N/A   Clear
10:56 PM 3.0 °F -10.5 °F -2.0 °F 80% 30.31 in 10.0 mi SE 8.1 mph - N/A   Overcast
11:56 PM 9.0 °F 2.4 °F 3.0 °F 77% 30.29 in 10.0 mi SSE 3.5 mph - N/A   Overcast