Weather History for Great Falls, MT

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Friday, February 8, 2013

  Actual Average Record
Temperature  
Mean Temperature 32 °F 26 °F  
Max Temperature 44 °F 37 °F 63 °F (1987)
Min Temperature 19 °F 16 °F -34 °F (1994)
Degree Days  
Heating Degree Days 33 39  
Month to date heating degree days 210 312  
Since 1 July heating degree days 4130 4763  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 0 0  
Moisture  
Dew Point 17 °F    
Average Humidity 57    
Maximum Humidity 81    
Minimum Humidity 33    
Precipitation  
Precipitation 0.00 in 0.01 in 0.24 in (1981)
Month to date precipitation T 0.12  
Year to date precipitation 0.61 0.63  
Snow  
Snow 0.00 in 0.20 in 4.20 in (2007)
Month to date snowfall 0.0 2.2  
Since 1 July snowfall 46.2 34.0  
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 30.01 in    
Wind  
Wind Speed 6 mph (SW)    
Max Wind Speed 13 mph    
Max Gust Speed 14 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Astronomy

Feb. 08, 2013 Rise Set
Actual Time 7:41 AM MST 5:38 PM MST
Civil Twilight 7:09 AM MST 6:10 PM MST
Nautical Twilight 6:32 AM MST 6:47 PM MST
Astronomical Twilight 5:57 AM MST 7:22 PM MST
Moon 6:16 AM MST (2/8) 4:14 PM MST (2/8)
Length of Visible Light 11h 01m
Length of Day
9h 57m
Waning Crescent, 3% of the Moon is Illuminated
Feb 8
Waning Crescent
Feb 10
New
Feb 17
First Quarter
Feb 25
Full
Mar 4
Last Quarter

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 25.0 °F 17.1 °F 16.0 °F 69% 29.99 in 10.0 mi WSW 6.9 mph - N/A   Clear
1:53 AM 26.1 °F 19.4 °F 16.0 °F 66% 29.98 in 10.0 mi WSW 5.8 mph - N/A   Clear
2:53 AM 23.0 °F 18.4 °F 15.1 °F 72% 29.99 in 10.0 mi NW 3.5 mph - N/A   Clear
3:53 AM 21.9 °F 12.5 °F 15.1 °F 75% 29.99 in 10.0 mi SSW 8.1 mph - N/A   Clear
4:53 AM 23.0 °F 12.4 °F 16.0 °F 74% 30.00 in 10.0 mi SSW 10.4 mph - N/A   Clear
5:53 AM 21.9 °F 13.4 °F 16.0 °F 78% 30.04 in 10.0 mi WNW 6.9 mph - N/A   Clear
6:53 AM 21.9 °F 15.7 °F 15.1 °F 75% 30.04 in 10.0 mi West 4.6 mph - N/A   Clear
7:53 AM 21.9 °F 13.4 °F 15.1 °F 75% 30.06 in 10.0 mi WSW 6.9 mph - N/A   Clear
8:53 AM 28.0 °F 20.8 °F 19.9 °F 72% 30.06 in 10.0 mi SW 6.9 mph - N/A   Clear
9:53 AM 33.1 °F 26.9 °F 21.0 °F 61% 30.05 in 10.0 mi SW 6.9 mph - N/A   Clear
10:53 AM 35.1 °F 32.2 °F 21.9 °F 59% 30.06 in 10.0 mi WSW 3.5 mph - N/A   Clear
11:53 AM 39.9 °F - 21.0 °F 47% 30.04 in 10.0 mi Calm Calm - N/A   Clear
12:53 PM 42.1 °F 39.2 °F 18.0 °F 38% 30.01 in 10.0 mi NNE 4.6 mph - N/A   Clear
1:53 PM 44.1 °F 42.5 °F 18.0 °F 35% 29.99 in 10.0 mi ENE 3.5 mph - N/A   Clear
2:53 PM 43.0 °F 39.5 °F 18.0 °F 37% 29.99 in 10.0 mi Variable 5.8 mph - N/A   Clear
3:53 PM 43.0 °F 41.3 °F 18.0 °F 37% 29.99 in 10.0 mi SSE 3.5 mph - N/A   Clear
4:53 PM 42.8 °F - 17.6 °F 36% 29.87 in 10.0 mi Calm Calm - N/A   Clear
5:53 PM 33.1 °F 30.0 °F 17.1 °F 52% 30.01 in 10.0 mi SE 3.5 mph - N/A   Clear
6:53 PM 30.9 °F 25.2 °F 18.0 °F 59% 30.02 in 10.0 mi SE 5.8 mph - N/A   Clear
7:53 PM 30.0 °F 22.4 °F 18.0 °F 61% 30.02 in 10.0 mi SSE 8.1 mph - N/A   Clear
8:53 PM 24.1 °F 16.0 °F 17.1 °F 75% 30.04 in 10.0 mi SW 6.9 mph - N/A   Clear
9:53 PM 25.0 °F 14.8 °F 18.0 °F 75% 30.02 in 10.0 mi SSW 10.4 mph - N/A   Clear
10:53 PM 23.0 °F 15.8 °F 17.1 °F 78% 30.03 in 10.0 mi West 5.8 mph - N/A   Clear
11:53 PM 19.9 °F 11.1 °F 15.1 °F 81% 30.02 in 10.0 mi SW 6.9 mph - N/A   Clear