Weather History for Great Falls, MT

Change the Weather History Date:

Sunday, January 20, 2013

  Actual Average Record
Temperature  
Mean Temperature 20 °F 26 °F  
Max Temperature 26 °F 36 °F 60 °F (1892)
Min Temperature 13 °F 15 °F -33 °F (1954)
Degree Days  
Heating Degree Days 45 39  
Month to date heating degree days 731 804  
Since 1 July heating degree days 3554 4021  
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 75    
Maximum Humidity 81    
Minimum Humidity 68    
Precipitation  
Precipitation T in 0.02 in 0.34 in (1998)
Month to date precipitation 0.49 0.34  
Year to date precipitation 0.49 0.34  
Snow  
Snow 0.10 in 0.20 in 3.80 in (1957)
Month to date snowfall 8.2 5.7  
Since 1 July snowfall 40.5 28.9  
Snow Depth T in    
Sea Level Pressure  
Sea Level Pressure 30.50 in    
Wind  
Wind Speed 8 mph (NE)    
Max Wind Speed 26 mph    
Max Gust Speed 33 mph    
Visibility 9 miles    
Events Snow    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

Daily Weather History Graph

Daily Weather History Graph

Search for Another Location

Airport:

Trip Planner

Search our weather history database for the weather conditions in past years. The results will help you decide how hot, cold, wet, or windy it might be!

Date:

Astronomy

Jan. 20, 2013 Rise Set
Actual Time 8:04 AM MST 5:09 PM MST
Civil Twilight 7:30 AM MST 5:43 PM MST
Nautical Twilight 6:52 AM MST 6:21 PM MST
Astronomical Twilight 6:16 AM MST 6:57 PM MST
Moon 12:13 PM MST (1/20) 2:38 AM MST (1/20)
Length of Visible Light 10h 13m
Length of Day
9h 04m
Waxing Gibbous, 67% of the Moon is Illuminated
Jan 20
Waxing Gibbous
Jan 26
Full
Feb 3
Last Quarter
Feb 10
New
Feb 17
First 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 10.6 °F 17.1 °F 72% 30.48 in 10.0 mi NNW 20.7 mph 27.6 mph N/A   Clear
1:53 AM 24.1 °F 10.1 °F 17.1 °F 75% 30.54 in 10.0 mi North 18.4 mph - N/A   Overcast
2:13 AM 24.8 °F 16.1 °F 17.6 °F 74% 30.41 in 10.0 mi NNW 8.1 mph - N/A   Overcast
2:53 AM 24.1 °F 16.0 °F 16.0 °F 71% 30.59 in 10.0 mi WNW 6.9 mph - N/A   Overcast
3:53 AM 24.1 °F 16.0 °F 17.1 °F 75% 30.61 in 10.0 mi NW 6.9 mph - N/A   Overcast
4:53 AM 23.0 °F 17.0 °F 17.1 °F 78% 30.62 in 9.0 mi NNW 4.6 mph - N/A   Overcast
5:53 AM 21.9 °F 12.5 °F 16.0 °F 78% 30.62 in 10.0 mi North 8.1 mph - N/A   Overcast
6:41 AM 21.2 °F 12.6 °F 15.8 °F 80% 30.44 in 6.0 mi North 6.9 mph - N/A   Haze
6:53 AM 21.0 °F 13.4 °F 16.0 °F 81% 30.61 in 5.0 mi North 5.8 mph - 0.00 in Snow Light Snow
7:28 AM 19.4 °F 9.5 °F 15.8 °F 86% 30.43 in 7.0 mi North 8.1 mph - 0.00 in   Overcast
7:46 AM 19.4 °F 9.5 °F 15.8 °F 86% 30.43 in 7.0 mi North 8.1 mph - 0.00 in   Overcast
7:53 AM 19.9 °F 10.1 °F 15.1 °F 81% 30.60 in 7.0 mi North 8.1 mph - 0.00 in   Overcast
8:53 AM 19.0 °F 9.0 °F 14.0 °F 81% 30.61 in 7.0 mi North 8.1 mph - N/A   Overcast
9:53 AM 17.1 °F 5.8 °F 12.0 °F 81% 30.62 in 4.0 mi NE 9.2 mph - 0.00 in Snow Light Snow
10:53 AM 16.0 °F 4.4 °F 10.9 °F 81% 30.61 in 6.0 mi NE 9.2 mph - 0.00 in   Haze
11:53 AM 17.1 °F 6.6 °F 12.0 °F 81% 30.62 in 6.0 mi NE 8.1 mph - N/A   Haze
12:42 PM 17.6 °F 8.2 °F 10.4 °F 73% 30.40 in 10.0 mi NE 6.9 mph - N/A   Overcast
12:53 PM 17.1 °F 7.6 °F 10.9 °F 77% 30.59 in 9.0 mi ENE 6.9 mph - N/A   Overcast
1:10 PM 17.6 °F 7.3 °F 10.4 °F 73% 30.39 in 10.0 mi NE 8.1 mph - N/A   Overcast
1:53 PM 17.1 °F 8.7 °F 12.0 °F 81% 30.57 in 10.0 mi ENE 5.8 mph - N/A   Overcast
2:53 PM 17.1 °F 5.0 °F 12.0 °F 81% 30.55 in 10.0 mi ENE 10.4 mph - N/A   Overcast
3:46 PM 15.8 °F 4.2 °F 10.4 °F 79% 30.35 in 10.0 mi ENE 9.2 mph - 0.00 in   Overcast
3:53 PM 15.1 °F 4.2 °F 10.0 °F 80% 30.56 in 10.0 mi ENE 8.1 mph - 0.00 in   Overcast
4:22 PM 15.8 °F 4.2 °F 10.4 °F 79% 30.35 in 10.0 mi ENE 9.2 mph - N/A   Overcast
4:53 PM 14.0 °F 3.9 °F 9.0 °F 80% 30.56 in 10.0 mi East 6.9 mph - N/A   Overcast
5:53 PM 14.0 °F 3.9 °F 9.0 °F 80% 30.56 in 10.0 mi East 6.9 mph - N/A   Overcast
6:53 PM 14.0 °F 3.9 °F 9.0 °F 80% 30.53 in 10.0 mi East 6.9 mph - N/A   Overcast
7:53 PM 14.0 °F 3.9 °F 9.0 °F 80% 30.52 in 10.0 mi East 6.9 mph - N/A   Overcast
8:53 PM 16.0 °F 10.4 °F 10.9 °F 81% 30.49 in 10.0 mi East 3.5 mph - N/A   Overcast
9:53 PM 17.1 °F - 10.9 °F 77% 30.46 in 10.0 mi Calm Calm - N/A   Overcast
10:38 PM 15.8 °F 3.4 °F 10.4 °F 79% 30.26 in 10.0 mi NE 10.4 mph - N/A   Overcast
10:53 PM 14.0 °F 1.2 °F 9.0 °F 80% 30.48 in 10.0 mi NE 10.4 mph - N/A   Overcast
11:41 PM 12.2 °F 4.3 °F 8.6 °F 85% 30.22 in 10.0 mi ESE 4.6 mph - N/A   Overcast
11:53 PM 12.9 °F 5.2 °F 9.0 °F 84% 30.43 in 10.0 mi SE 4.6 mph - N/A   Overcast