Great Falls, MT

3:17 AM MDT on September 16, 2019 (GMT -0600)
Great Falls International

Weather History for KGTF - August, 2019

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Thursday, August 22, 2019

  Actual Average Record
Temperature  
Mean Temperature 67 °F 65 °F  
Max Temperature 77 °F 81 °F 98 °F (1976)
Min Temperature 57 °F 49 °F 32 °F (1992)
Degree Days  
Heating Degree Days 0 3  
Month to date heating degree days 28 37  
Since 1 June heating degree days 235 278  
Since 1 July heating degree days 78 87  
Cooling Degree Days 2 3  
Month to date cooling degree days 95 93  
Year to date cooling degree days 206 256  
Since 1 June cooling degree days 204 249  
Growing Degree Days 16 (Base 50)    
Moisture  
Dew Point 54 °F    
Average Humidity 71    
Maximum Humidity 97    
Minimum Humidity 45    
Precipitation  
Precipitation T in 0.06 in 1.59 in (1933)
Month to date precipitation 1.09 1.07  
Year to date precipitation T 10.83  
Snow  
Snow 0.00 in 0.00 in 1.70 in (1992)
Month to date snowfall T 0.2  
Since 1 June snowfall T 0.5  
Since 1 July snowfall T 0.2  
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 29.79 in    
Wind  
Wind Speed 7 mph (WNW)    
Max Wind Speed 15 mph    
Max Gust Speed 19 mph    
Visibility 10 miles    
Events Rain    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

Daily Weather History Graph

Daily Weather History Graph

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Astronomy

Aug. 22, 2019 Rise Set
Actual Time 6:30 AM MDT 8:25 PM MDT
Civil Twilight 5:57 AM MDT 8:57 PM MDT
Nautical Twilight 5:17 AM MDT 9:38 PM MDT
Astronomical Twilight 4:32 AM MDT 10:22 PM MDT
Moon 11:48 PM MDT (8/22) 1:37 PM MDT (8/22)
Length of Visible Light 15h 00m
Length of Day
13h 54m
Waning Gibbous, 59% of the Moon is Illuminated
Aug 22
Waning Gibbous
Aug 23
Last Quarter
Aug 30
New
Sep 5
First Quarter
Sep 13
Full

Hourly Weather History & Observations

Time (MDT) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:53 AM 66.9 °F 55.9 °F 68% 29.67 in 10.0 mi East 10.4 mph - N/A   Clear
1:53 AM 64.0 °F 55.9 °F 75% 29.65 in 10.0 mi North 5.8 mph - N/A   Clear
2:53 AM 57.9 °F 57.0 °F 97% 29.65 in 10.0 mi NNW 3.5 mph - N/A   Clear
3:53 AM 59.0 °F 57.0 °F 93% 29.63 in 10.0 mi West 6.9 mph - N/A   Clear
4:53 AM 60.1 °F 57.0 °F 90% 29.64 in 10.0 mi West 5.8 mph - N/A   Clear
5:59 AM 57.0 °F 55.0 °F 93% 29.75 in 10.0 mi SW 9.2 mph - N/A   Clear
6:53 AM 60.1 °F 55.0 °F 83% 29.69 in 10.0 mi SW 12.7 mph - N/A   Clear
7:53 AM 64.0 °F 55.9 °F 75% 29.76 in 10.0 mi West 9.2 mph - N/A   Clear
8:53 AM 68.0 °F 55.9 °F 65% 29.77 in 10.0 mi WNW 3.5 mph - N/A   Clear
9:53 AM 72.0 °F 54.0 °F 53% 29.78 in 10.0 mi West 10.4 mph - N/A   Partly Cloudy
10:53 AM 72.0 °F 53.1 °F 51% 29.78 in 10.0 mi NNW 11.5 mph - N/A   Clear
11:53 AM 73.0 °F 51.1 °F 46% 29.79 in 10.0 mi North 10.4 mph - N/A   Clear
12:53 PM 75.0 °F 52.0 °F 44% 29.79 in 10.0 mi NNE 8.1 mph 16.1 mph N/A   Clear
1:53 PM 72.0 °F 53.1 °F 51% 29.83 in 10.0 mi NNW 4.6 mph - N/A   Mostly Cloudy
2:53 PM 73.0 °F 51.1 °F 46% 29.85 in 10.0 mi West 5.8 mph - N/A   Overcast
3:53 PM 72.0 °F 51.1 °F 48% 29.83 in 10.0 mi WNW 5.8 mph - N/A   Overcast
4:53 PM 73.0 °F 52.0 °F 48% 29.83 in 10.0 mi NNW 6.9 mph - N/A   Overcast
5:53 PM 73.0 °F 51.1 °F 46% 29.84 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
6:53 PM 71.1 °F 52.0 °F 51% 29.87 in 10.0 mi NNW 4.6 mph - N/A   Overcast
7:53 PM 66.9 °F 54.0 °F 63% 29.89 in 10.0 mi SW 13.8 mph - 0.00 in Rain Light Rain
8:53 PM 62.1 °F 55.9 °F 80% 29.90 in 10.0 mi WSW 10.4 mph - 0.00 in Rain Light Rain
9:53 PM 61.0 °F 57.0 °F 87% 29.91 in 10.0 mi West 8.1 mph - 0.00 in Rain Light Rain
10:53 PM 61.0 °F 57.0 °F 87% 29.91 in 10.0 mi West 6.9 mph - 0.00 in   Overcast
11:53 PM 61.0 °F 55.9 °F 83% 29.91 in 10.0 mi WSW 9.2 mph - N/A   Overcast