History for Great Falls, MT

Monday, January 14, 2013 — View Current Conditions
Monday, January 14, 2013
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Daily Weekly Monthly Custom
  Actual Average Record
Temperature
Mean Temperature 19 °F 25 °F  
Max Temperature 27 °F 35 °F 57 °F (1973)
Min Temperature 11 °F 15 °F -32 °F (1909)
Degree Days
Heating Degree Days 46 40  
Month to date heating degree days 547 565  
Since 1 July heating degree days 3370 3782  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 0 0  
Moisture
Dew Point 8 °F    
Average Humidity 62    
Maximum Humidity 67    
Minimum Humidity 56    
Precipitation
Precipitation T in 0.01 in 0.51 in (1928)
Month to date precipitation 0.49 0.24  
Year to date precipitation 0.49 0.24  
Snow
Snow T in 0.30 in 6.50 in (1928)
Month to date snowfall 8.1 4.2  
Since 1 July snowfall 40.4 27.4  
Snow Depth 6.00 in    
Sea Level Pressure
Sea Level Pressure 30.18 in    
Wind
Wind Speed 21 mph (SW)    
Max Wind Speed 30 mph    
Max Gust Speed 36 mph    
Visibility 10 miles    
Events Snow    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary
Daily Graph
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Astronomy
May. 18, 2013 Rise Set
Actual Time 8:08 AM MST 5:00 PM MST
Civil Twilight 7:34 AM MST 5:35 PM MST
Nautical Twilight 6:56 AM MST 6:13 PM MST
Astronomical Twilight 6:19 AM MST 6:50 PM MST
Moon 9:27 AM MST (1/14) 9:09 PM MST (1/14)
Length Of Visible Light 10h 01m
Length of Day
8h 51m
Waxing Crescent, 12% of the Moon is Illuminated
Jan 14
Waxing Crescent
Jan 18
First Quarter
Jan 26
Full
Feb 3
Last Quarter
Feb 10
New
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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 -0.8 °F 3.9 °F 64% 30.31 in 10.0 mi SSW 13.8 mph - N/A   Overcast
1:53 AM 15.1 °F -0.6 °F 3.9 °F 61% 30.30 in 10.0 mi SSW 16.1 mph - N/A   Overcast
2:53 AM 14.0 °F -1.4 °F 3.9 °F 64% 30.31 in 10.0 mi SSW 15.0 mph - N/A   Overcast
3:53 AM 12.9 °F -4.4 °F 3.0 °F 65% 30.29 in 10.0 mi SSW 18.4 mph - N/A   Overcast
4:53 AM 12.9 °F -4.4 °F 3.0 °F 65% 30.26 in 10.0 mi SSW 18.4 mph - N/A   Mostly Cloudy
5:53 AM 12.0 °F -6.0 °F 1.0 °F 61% 30.26 in 10.0 mi SSW 19.6 mph - N/A   Scattered Clouds
6:53 AM 10.9 °F -7.0 °F -0.0 °F 61% 30.26 in 10.0 mi SSW 18.4 mph - N/A   Partly Cloudy
7:53 AM 12.9 °F -4.9 °F 1.9 °F 62% 30.23 in 10.0 mi SSW 19.6 mph - N/A   Clear
8:53 AM 15.1 °F -3.3 °F 3.0 °F 59% 30.22 in 10.0 mi SSW 23.0 mph 27.6 mph N/A   Clear
9:53 AM 15.1 °F -2.9 °F 5.0 °F 64% 30.21 in 10.0 mi SSW 21.9 mph - N/A   Clear
10:53 AM 17.1 °F -1.7 °F 6.1 °F 62% 30.18 in 10.0 mi SSW 26.5 mph 33.4 mph N/A   Mostly Cloudy
11:53 AM 17.6 °F -1.0 °F 6.8 °F 63% 29.93 in 10.0 mi SW 26.5 mph 34.5 mph N/A   Partly Cloudy
12:53 PM 19.0 °F 2.0 °F 7.0 °F 59% 30.12 in 10.0 mi SW 23.0 mph 32.2 mph N/A   Overcast
1:53 PM 19.0 °F 1.0 °F 8.1 °F 62% 30.12 in 10.0 mi SW 26.5 mph 31.1 mph N/A   Overcast
2:53 PM 19.9 °F 2.5 °F 9.0 °F 62% 30.12 in 10.0 mi SW 25.3 mph - N/A   Mostly Cloudy
3:53 PM 21.0 °F 5.0 °F 10.0 °F 63% 30.12 in 10.0 mi SW 21.9 mph - N/A   Overcast
4:53 PM 21.0 °F 4.3 °F 10.0 °F 63% 30.12 in 10.0 mi SW 24.2 mph - N/A   Mostly Cloudy
5:53 PM 21.9 °F 6.2 °F 10.9 °F 63% 30.12 in 10.0 mi SW 21.9 mph - N/A   Overcast
6:53 PM 23.0 °F 8.3 °F 12.9 °F 65% 30.14 in 10.0 mi SW 19.6 mph - N/A   Overcast
7:53 PM 24.1 °F 9.4 °F 15.1 °F 69% 30.14 in 6.0 mi SW 20.7 mph - 0.00 in Snow Light Snow
8:53 PM 24.1 °F 9.0 °F 15.1 °F 69% 30.13 in 7.0 mi SW 21.9 mph - 0.00 in Snow Light Snow
9:53 PM 25.0 °F 10.6 °F 16.0 °F 69% 30.14 in 10.0 mi SW 20.7 mph - 0.00 in   Overcast
10:53 PM 26.1 °F 12.7 °F 16.0 °F 66% 30.14 in 10.0 mi SW 18.4 mph - N/A   Overcast
11:53 PM 26.1 °F 12.3 °F 17.1 °F 69% 30.15 in 10.0 mi SW 19.6 mph - N/A   Overcast
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