Weather History for Great Falls, MT

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Friday, May 24, 2013

  Actual Average Record
Temperature  
Mean Temperature 53 °F 54 °F  
Max Temperature 65 °F 67 °F 90 °F (1922)
Min Temperature 41 °F 41 °F 30 °F (1995)
Degree Days  
Heating Degree Days 12 11  
Month to date heating degree days 293 346  
Since 1 July heating degree days 6759 7463  
Cooling Degree Days 0 0  
Month to date cooling degree days 3 0  
Year to date cooling degree days 3 1  
Growing Degree Days 3 (Base 50)    
Moisture  
Dew Point 37 °F    
Average Humidity 61    
Maximum Humidity 96    
Minimum Humidity 26    
Precipitation  
Precipitation 0.01 in 0.09 in 1.75 in (1953)
Month to date precipitation 1.25 1.69  
Year to date precipitation 3.54 5.00  
Snow  
Snow 0.00 in 0.10 in 6.20 in (1904)
Month to date snowfall 0.0 2.4  
Since 1 July snowfall 76.2 62.9  
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 29.89 in    
Wind  
Wind Speed 15 mph (WSW)    
Max Wind Speed 36 mph    
Max Gust Speed 44 mph    
Visibility 10 miles    
Events Rain    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

May. 24, 2013 Rise Set
Actual Time 5:38 AM MDT 9:07 PM MDT
Civil Twilight 5:00 AM MDT 9:45 PM MDT
Nautical Twilight 4:10 AM MDT 10:35 PM MDT
Astronomical Twilight 3:03 AM MDT 11:43 PM MDT
Moon 8:51 PM MDT 5:17 AM MDT
Length of Visible Light 16h 44m
Length of Day
15h 28m
Full, 100% of the Moon is Illuminated
May 24
Full
May 24
Full
May 31
Last Quarter
Jun 8
New
Jun 16
First Quarter

Hourly Weather History & Observations

Time (MDT) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:05 AM 44.6 °F 39.7 °F 42.8 °F 93% 29.92 in 10.0 mi WNW 9.2 mph - 0.00 in   Overcast
12:26 AM 42.8 °F 38.6 °F 41.0 °F 93% 29.90 in 10.0 mi WNW 6.9 mph - 0.00 in   Overcast
12:36 AM 42.8 °F 39.3 °F 41.0 °F 93% 29.90 in 10.0 mi WNW 5.8 mph - 0.00 in   Overcast
12:53 AM 43.0 °F 41.3 °F 41.0 °F 93% 29.91 in 10.0 mi WNW 3.5 mph - 0.00 in   Overcast
1:11 AM 42.8 °F 40.1 °F 41.0 °F 93% 29.88 in 10.0 mi WSW 4.6 mph - N/A   Overcast
1:53 AM 43.0 °F 39.5 °F 41.0 °F 93% 29.91 in 10.0 mi SSW 5.8 mph - N/A   Overcast
2:53 AM 42.1 °F 37.1 °F 39.9 °F 92% 29.90 in 10.0 mi SW 8.1 mph - N/A   Overcast
3:53 AM 42.1 °F 37.7 °F 39.9 °F 92% 29.87 in 10.0 mi SW 6.9 mph - 0.00 in Rain Light Rain
4:53 AM 42.1 °F 34.9 °F 39.9 °F 92% 29.89 in 10.0 mi SW 13.8 mph - 0.00 in Rain Light Rain
5:53 AM 42.1 °F 37.7 °F 37.9 °F 85% 29.91 in 10.0 mi SW 6.9 mph - 0.01 in Rain Light Rain
6:53 AM 43.0 °F 36.0 °F 37.9 °F 82% 29.91 in 10.0 mi SSW 13.8 mph - 0.00 in   Overcast
7:53 AM 44.1 °F 37.4 °F 37.9 °F 79% 29.90 in 10.0 mi SSW 13.8 mph - N/A   Mostly Cloudy
8:53 AM 48.9 °F - 39.0 °F 69% 29.88 in 10.0 mi SW 23.0 mph 28.8 mph N/A   Clear
9:53 AM 52.0 °F - 36.0 °F 54% 29.87 in 10.0 mi SW 23.0 mph 29.9 mph N/A   Clear
10:53 AM 55.0 °F - 36.0 °F 49% 29.87 in 10.0 mi SW 23.0 mph 28.8 mph N/A   Partly Cloudy
11:53 AM 57.9 °F - 34.0 °F 41% 29.86 in 10.0 mi SW 23.0 mph 31.1 mph N/A   Partly Cloudy
12:53 PM 61.0 °F - 32.0 °F 34% 29.86 in 10.0 mi SW 21.9 mph 33.4 mph N/A   Scattered Clouds
1:53 PM 57.0 °F - 32.0 °F 39% 29.87 in 10.0 mi SW 16.1 mph 25.3 mph 0.00 in Rain Light Rain
2:53 PM 61.0 °F - 32.0 °F 34% 29.86 in 10.0 mi SW 19.6 mph 26.5 mph 0.00 in   Scattered Clouds
3:53 PM 63.0 °F - 28.9 °F 28% 29.84 in 10.0 mi WSW 20.7 mph 31.1 mph N/A   Clear
4:53 PM 63.0 °F - 30.9 °F 30% 29.84 in 10.0 mi SW 20.7 mph 28.8 mph N/A   Clear
5:53 PM 64.0 °F - 28.0 °F 26% 29.84 in 10.0 mi WSW 20.7 mph 27.6 mph N/A   Clear
6:53 PM 59.0 °F - 34.0 °F 39% 29.87 in 10.0 mi SSW 13.8 mph 20.7 mph 0.00 in Rain Light Rain
7:53 PM 52.0 °F - 39.0 °F 61% 29.93 in 10.0 mi WNW 11.5 mph 21.9 mph 0.00 in Rain Light Rain
8:05 PM 51.8 °F - 39.2 °F 62% 29.91 in 10.0 mi WNW 11.5 mph - 0.00 in   Mostly Cloudy
8:53 PM 51.1 °F - 37.9 °F 61% 29.96 in 10.0 mi West 13.8 mph - 0.00 in   Overcast
9:53 PM 48.0 °F - 37.9 °F 68% 29.96 in 10.0 mi West 9.2 mph - 0.00 in   Mostly Cloudy
10:53 PM 46.9 °F - 37.0 °F 68% 29.97 in 10.0 mi WSW 10.4 mph - N/A   Mostly Cloudy
11:53 PM 48.0 °F - 33.1 °F 56% 29.96 in 10.0 mi SW 11.5 mph - N/A   Partly Cloudy