Weather History for Great Falls, MT

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Friday, February 15, 2013

  Actual Average Record
Temperature  
Mean Temperature 33 °F 27 °F  
Max Temperature 48 °F 38 °F 62 °F (1934)
Min Temperature 18 °F 16 °F -49 °F (1936)
Degree Days  
Heating Degree Days 32 38  
Month to date heating degree days 452 578  
Since 1 July heating degree days 4372 5029  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 0 0  
Moisture  
Dew Point 22 °F    
Average Humidity 62    
Maximum Humidity 77    
Minimum Humidity 46    
Precipitation  
Precipitation 0.00 in 0.01 in 0.26 in (1942)
Month to date precipitation 0.20 0.23  
Year to date precipitation 0.81 0.74  
Snow  
Snow 0.00 in 0.30 in 4.10 in (1986)
Month to date snowfall 4.0 4.2  
Since 1 July snowfall 50.2 36.0  
Snow Depth 2.00 in    
Sea Level Pressure  
Sea Level Pressure 30.36 in    
Wind  
Wind Speed 14 mph (SW)    
Max Wind Speed 23 mph    
Max Gust Speed 28 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Astronomy

Feb. 15, 2013 Rise Set
Actual Time 7:30 AM MST 5:49 PM MST
Civil Twilight 6:58 AM MST 6:21 PM MST
Nautical Twilight 6:22 AM MST 6:57 PM MST
Astronomical Twilight 5:47 AM MST 7:32 PM MST
Moon 9:41 AM MST (2/15) No Moon Set
Length of Visible Light 11h 22m
Length of Day
10h 19m
Waxing Crescent, 31% of the Moon is Illuminated
Feb 15
Waxing Crescent
Feb 17
First Quarter
Feb 25
Full
Mar 4
Last Quarter
Mar 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 21.0 °F 13.4 °F 15.1 °F 78% 30.47 in 10.0 mi NW 5.8 mph - N/A   Clear
1:53 AM 19.9 °F 13.4 °F 12.9 °F 74% 30.48 in 10.0 mi SW 4.6 mph - N/A   Clear
2:53 AM 21.0 °F 9.9 °F 12.9 °F 71% 30.48 in 10.0 mi SW 10.4 mph - N/A   Partly Cloudy
3:53 AM 23.0 °F 12.4 °F 15.1 °F 72% 30.46 in 10.0 mi SW 10.4 mph - N/A   Scattered Clouds
4:53 AM 24.1 °F 12.5 °F 15.1 °F 69% 30.46 in 10.0 mi SW 12.7 mph - N/A   Clear
5:53 AM 23.0 °F 11.7 °F 14.0 °F 68% 30.49 in 10.0 mi SSW 11.5 mph - N/A   Clear
6:53 AM 25.0 °F 13.1 °F 16.0 °F 69% 30.49 in 10.0 mi SSW 13.8 mph - N/A   Clear
7:53 AM 24.1 °F 12.0 °F 16.0 °F 71% 30.48 in 10.0 mi SSW 13.8 mph - N/A   Clear
8:53 AM 27.0 °F 16.7 °F 18.0 °F 69% 30.44 in 10.0 mi SSW 11.5 mph - N/A   Clear
9:53 AM 30.9 °F 20.7 °F 19.9 °F 64% 30.41 in 10.0 mi SSW 13.8 mph - N/A   Clear
10:53 AM 35.1 °F 26.4 °F 23.0 °F 61% 30.40 in 10.0 mi SW 12.7 mph - N/A   Clear
11:53 AM 39.0 °F 32.3 °F 26.1 °F 60% 30.40 in 10.0 mi SW 10.4 mph - N/A   Clear
12:53 PM 42.1 °F 33.6 °F 27.0 °F 55% 30.35 in 10.0 mi SW 18.4 mph - N/A   Clear
1:53 PM 45.0 °F 37.4 °F 28.9 °F 53% 30.33 in 10.0 mi SW 18.4 mph - N/A   Clear
2:53 PM 46.9 °F - 28.9 °F 50% 30.30 in 10.0 mi SW 16.1 mph - N/A   Clear
3:53 PM 48.0 °F - 28.9 °F 48% 30.27 in 10.0 mi WSW 23.0 mph 27.6 mph N/A   Clear
4:53 PM 45.0 °F 36.6 °F 28.0 °F 52% 30.27 in 10.0 mi SW 21.9 mph - N/A   Clear
5:53 PM 41.0 °F 32.5 °F 27.0 °F 57% 30.28 in 10.0 mi SW 17.3 mph - N/A   Clear
6:53 PM 37.9 °F 29.2 °F 26.1 °F 62% 30.28 in 10.0 mi SW 15.0 mph - N/A   Clear
7:53 PM 36.0 °F 27.1 °F 26.1 °F 67% 30.28 in 10.0 mi SSW 13.8 mph - N/A   Clear
8:53 PM 39.0 °F 30.6 °F 25.0 °F 57% 30.26 in 10.0 mi SW 15.0 mph - N/A   Clear
9:53 PM 37.0 °F 27.7 °F 26.1 °F 65% 30.23 in 10.0 mi SW 16.1 mph - N/A   Clear
10:53 PM 37.0 °F 28.5 °F 26.1 °F 65% 30.21 in 10.0 mi SSW 13.8 mph - N/A   Clear
11:53 PM 39.0 °F 30.3 °F 27.0 °F 62% 30.17 in 10.0 mi SW 16.1 mph - N/A   Clear