Weather History for Great Falls, MT

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Sunday, June 30, 2013

  Actual Average Record
Temperature  
Mean Temperature 74 °F 64 °F  
Max Temperature 90 °F 79 °F 101 °F (1990)
Min Temperature 58 °F 49 °F 36 °F (1995)
Degree Days  
Heating Degree Days 0 4  
Month to date heating degree days 165 191  
Since 1 June heating degree days 165 191  
Since 1 July heating degree days 7015 7726  
Cooling Degree Days 9 2  
Month to date cooling degree days 27 32  
Year to date cooling degree days 30 39  
Since 1 June cooling degree days 27 32  
Growing Degree Days 24 (Base 50)    
Moisture  
Dew Point 55 °F    
Average Humidity 55    
Maximum Humidity 78    
Minimum Humidity 31    
Precipitation  
Precipitation 0.00 in 0.06 in 0.92 in (1892)
Month to date precipitation 2.36 2.53  
Year to date precipitation 7.44 8.26  
Snow  
Snow 0.00 in 0.00 in 0.00 in (2002)
Month to date snowfall 0.0 0.3  
Since 1 June snowfall 0.0 0.3  
Since 1 July snowfall 76.2 63.5  
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 30.02 in    
Wind  
Wind Speed 6 mph (ESE)    
Max Wind Speed 14 mph    
Max Gust Speed 17 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Jun. 30, 2013 Rise Set
Actual Time 5:32 AM MDT 9:26 PM MDT
Civil Twilight 4:51 AM MDT 10:06 PM MDT
Nautical Twilight 3:56 AM MDT 11:01 PM MDT
Astronomical Twilight 2:31 AM MDT 12:25 AM MDT
Moon 12:53 AM MDT (6/30) 2:26 PM MDT (6/30)
Length of Visible Light 17h 14m
Length of Day
15h 54m
Last Quarter, 45% of the Moon is Illuminated
Jun 30
Last Quarter
Jul 8
New
Jul 15
First Quarter
Jul 22
Full
Jul 29
Last Quarter

Hourly Weather History & Observations

Time (MDT) Temp. Heat Index Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:53 AM 68.0 °F - 53.1 °F 59% 29.99 in 10.0 mi SSW 10.4 mph - N/A   Clear
1:53 AM 68.0 °F - 53.1 °F 59% 29.97 in 10.0 mi SSW 12.7 mph - N/A   Clear
2:53 AM 66.9 °F - 52.0 °F 59% 29.98 in 10.0 mi South 9.2 mph - N/A   Clear
3:53 AM 60.1 °F - 53.1 °F 78% 29.99 in 10.0 mi SE 9.2 mph - N/A   Clear
4:53 AM 60.1 °F - 52.0 °F 75% 29.98 in 10.0 mi South 9.2 mph - N/A   Clear
5:53 AM 61.0 °F - 52.0 °F 72% 29.98 in 10.0 mi SE 3.5 mph - N/A   Clear
6:53 AM 64.9 °F - 54.0 °F 68% 29.98 in 10.0 mi Calm Calm - N/A   Clear
7:53 AM 70.0 °F - 54.0 °F 57% 29.99 in 10.0 mi SSW 5.8 mph - N/A   Clear
8:53 AM 70.0 °F - 55.0 °F 59% 30.03 in 10.0 mi NNW 5.8 mph - N/A   Partly Cloudy
9:53 AM 75.9 °F - 57.0 °F 52% 30.04 in 10.0 mi NE 10.4 mph - N/A   Clear
10:53 AM 75.9 °F - 55.9 °F 50% 30.05 in 10.0 mi ENE 5.8 mph - N/A   Clear
11:53 AM 79.0 °F - 54.0 °F 42% 30.04 in 10.0 mi South 3.5 mph - N/A   Clear
12:53 PM 81.0 °F 80.8 °F 55.9 °F 42% 30.03 in 10.0 mi SSW 3.5 mph - N/A   Clear
1:53 PM 82.9 °F 82.0 °F 55.0 °F 38% 30.03 in 10.0 mi Calm Calm - N/A   Clear
2:53 PM 86.0 °F 84.7 °F 55.9 °F 36% 30.02 in 10.0 mi Calm Calm - N/A   Clear
3:53 PM 88.0 °F 86.1 °F 55.0 °F 32% 30.02 in 10.0 mi Variable 4.6 mph - N/A   Scattered Clouds
4:53 PM 87.1 °F 85.1 °F 54.0 °F 32% 30.02 in 10.0 mi ENE 6.9 mph - N/A   Mostly Cloudy
5:53 PM 86.0 °F 84.5 °F 55.0 °F 35% 30.02 in 10.0 mi Calm Calm - N/A   Partly Cloudy
6:53 PM 88.0 °F 86.1 °F 55.0 °F 32% 30.01 in 10.0 mi NE 8.1 mph - N/A   Mostly Cloudy
7:53 PM 84.0 °F 83.0 °F 55.9 °F 38% 30.02 in 10.0 mi East 8.1 mph - N/A   Scattered Clouds
8:53 PM 81.0 °F 80.7 °F 55.0 °F 41% 30.03 in 10.0 mi NE 6.9 mph - N/A   Clear
9:53 PM 75.0 °F - 57.0 °F 53% 30.05 in 10.0 mi NE 8.1 mph - N/A   Clear
10:53 PM 71.1 °F - 57.9 °F 63% 30.07 in 10.0 mi ENE 6.9 mph - N/A   Clear
11:53 PM 71.1 °F - 57.9 °F 63% 30.08 in 10.0 mi East 6.9 mph - N/A   Clear