History for Great Falls, MT

Monday, January 21, 2013 — View Current Conditions
Monday, January 21, 2013
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Daily Weekly Monthly Custom
  Actual Average Record
Temperature
Mean Temperature 30 °F 26 °F  
Max Temperature 46 °F 36 °F 57 °F (1994)
Min Temperature 13 °F 15 °F -32 °F (1943)
Degree Days
Heating Degree Days 35 39  
Month to date heating degree days 766 843  
Since 1 July heating degree days 3589 4060  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 0 0  
Moisture
Dew Point 13 °F    
Average Humidity 60    
Maximum Humidity 84    
Minimum Humidity 36    
Precipitation
Precipitation 0.00 in 0.01 in 0.68 in (1943)
Month to date precipitation 0.49 0.35  
Year to date precipitation 0.49 0.35  
Snow
Snow 0.00 in 0.30 in 9.60 in (1943)
Month to date snowfall 8.2 6.0  
Since 1 July snowfall 40.5 29.2  
Snow Depth T in    
Sea Level Pressure
Sea Level Pressure 30.23 in    
Wind
Wind Speed 6 mph (SE)    
Max Wind Speed 15 mph    
Max Gust Speed 18 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary
Daily Graph
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Astronomy
May. 23, 2013 Rise Set
Actual Time 8:03 AM MST 5:10 PM MST
Civil Twilight 7:29 AM MST 5:44 PM MST
Nautical Twilight 6:51 AM MST 6:22 PM MST
Astronomical Twilight 6:15 AM MST 6:59 PM MST
Moon 12:51 PM MST (1/21) 3:36 AM MST (1/21)
Length Of Visible Light 10h 15m
Length of Day
9h 07m
Waxing Gibbous, 75% of the Moon is Illuminated
Jan 21
Waxing Gibbous
Jan 26
Full
Feb 3
Last Quarter
Feb 10
New
Feb 17
First Quarter
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Hourly Observations
Time (MST) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:53 AM 14.0 °F 2.9 °F 8.1 °F 77% 30.43 in 10.0 mi NE 8.1 mph - N/A   Overcast
1:53 AM 12.9 °F 5.2 °F 8.1 °F 81% 30.41 in 10.0 mi ESE 4.6 mph - N/A   Overcast
2:53 AM 12.9 °F 3.8 °F 8.1 °F 81% 30.41 in 10.0 mi East 5.8 mph - N/A   Mostly Cloudy
3:53 AM 15.1 °F 6.4 °F 9.0 °F 77% 30.38 in 10.0 mi ENE 5.8 mph - N/A   Clear
4:53 AM 14.0 °F 5.1 °F 9.0 °F 80% 30.37 in 10.0 mi ENE 5.8 mph - N/A   Clear
5:53 AM 14.0 °F 6.5 °F 9.0 °F 80% 30.35 in 10.0 mi SE 4.6 mph - N/A   Partly Cloudy
6:53 AM 15.1 °F 9.4 °F 10.0 °F 80% 30.33 in 10.0 mi East 3.5 mph - N/A   Clear
7:53 AM 15.1 °F 9.4 °F 10.0 °F 80% 30.29 in 10.0 mi East 3.5 mph - N/A   Partly Cloudy
8:53 AM 17.1 °F 10.0 °F 10.9 °F 77% 30.30 in 10.0 mi East 4.6 mph - N/A   Clear
9:53 AM 17.1 °F 6.6 °F 10.9 °F 77% 30.29 in 10.0 mi East 8.1 mph - N/A   Partly Cloudy
10:53 AM 19.9 °F - 12.0 °F 71% 30.27 in 10.0 mi Calm Calm - N/A   Overcast
11:53 AM 32.0 °F - 16.0 °F 52% 30.22 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
12:53 PM 30.9 °F 26.2 °F 17.1 °F 57% 30.19 in 10.0 mi SE 4.6 mph - N/A   Partly Cloudy
1:53 PM 33.1 °F 28.7 °F 17.1 °F 52% 30.17 in 10.0 mi ESE 4.6 mph - N/A   Clear
2:53 PM 44.1 °F 41.5 °F 19.9 °F 38% 30.11 in 10.0 mi SW 4.6 mph - N/A   Clear
3:53 PM 37.0 °F 31.6 °F 21.0 °F 52% 30.12 in 10.0 mi ESE 6.9 mph - N/A   Clear
4:53 PM 42.1 °F 35.2 °F 18.0 °F 38% 30.09 in 10.0 mi SW 12.7 mph - N/A   Clear
5:53 PM 39.0 °F 31.8 °F 16.0 °F 39% 30.10 in 10.0 mi SW 11.5 mph - N/A   Clear
6:53 PM 26.1 °F - 15.1 °F 63% 30.14 in 10.0 mi Calm Calm - N/A   Clear
7:53 PM 21.9 °F 17.2 °F 15.1 °F 75% 30.15 in 10.0 mi SE 3.5 mph - N/A   Clear
8:53 PM 21.9 °F 15.7 °F 14.0 °F 72% 30.14 in 10.0 mi SW 4.6 mph - N/A   Clear
9:53 PM 34.0 °F 25.0 °F 14.0 °F 44% 30.11 in 10.0 mi WSW 12.7 mph - N/A   Clear
10:53 PM 32.0 °F 23.6 °F 12.9 °F 45% 30.13 in 10.0 mi WSW 10.4 mph - N/A   Clear
11:53 PM 33.1 °F 23.9 °F 12.9 °F 43% 30.09 in 10.0 mi SW 12.7 mph - N/A   Clear
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