Helena, MT

8:20 PM MDT on March 24, 2017 (GMT -0600)
Helena Regional

Weather History for KHLN - December, 2014

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Thursday, December 4, 2014

  Actual Average Record
Temperature  
Mean Temperature 27 °F 24 °F  
Max Temperature 34 °F 34 °F 64 °F (1918)
Min Temperature 19 °F 15 °F -24 °F (1972)
Degree Days  
Heating Degree Days 38 41  
Month to date heating degree days 200 161  
Since 1 July heating degree days 1912 2043  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 469 406  
Moisture  
Dew Point 22 °F    
Average Humidity 84    
Maximum Humidity 92    
Minimum Humidity 75    
Precipitation  
Precipitation 0.01 in 0.01 in 0.32 in (1977)
Month to date precipitation 0.02 0.06  
Year to date precipitation 11.45 10.88  
Snow  
Snow T in 0.20 in 5.80 in (1977)
Month to date snowfall 0.1 0.9  
Since 1 July snowfall 10.9 9.7  
Snow Depth 1.00 in    
Sea Level Pressure  
Sea Level Pressure 30.04 in    
Wind  
Wind Speed 1 mph (ENE)    
Max Wind Speed 13 mph    
Max Gust Speed 16 mph    
Visibility 8 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

Daily Weather History Graph

Daily Weather History Graph

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Date:

Astronomy

Dec. 04, 2014 Rise Set
Actual Time 7:55 AM MST 4:41 PM MST
Civil Twilight 7:20 AM MST 5:15 PM MST
Nautical Twilight 6:42 AM MST 5:53 PM MST
Astronomical Twilight 6:05 AM MST 6:30 PM MST
Moon 3:52 PM MST (12/4) 5:42 AM MST (12/4)
Length of Visible Light 9h 55m
Length of Day
8h 46m
Waxing Gibbous, 97% of the Moon is Illuminated
Dec 4
Waxing Gibbous
Dec 6
Full
Dec 14
Last Quarter
Dec 21
New
Dec 28
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 19.9 °F - 14.0 °F 78% 30.06 in 10.0 mi Calm Calm - N/A   Overcast
1:53 AM 19.9 °F 14.9 °F 15.1 °F 81% 30.04 in 9.0 mi SE 3.5 mph - N/A   Scattered Clouds
2:53 AM 21.0 °F - 17.1 °F 85% 30.03 in 8.0 mi Calm Calm - N/A   Mostly Cloudy
3:53 AM 21.9 °F - 17.1 °F 82% 30.03 in 8.0 mi Calm Calm - 0.00 in   Overcast
4:53 AM 21.9 °F - 16.0 °F 78% 30.04 in 9.0 mi Calm Calm - N/A   Overcast
5:53 AM 23.0 °F 18.4 °F 18.0 °F 81% 30.03 in 8.0 mi ENE 3.5 mph - N/A   Overcast
6:53 AM 23.0 °F - 19.0 °F 85% 30.02 in 7.0 mi Calm Calm - N/A   Overcast
7:53 AM 24.1 °F - 19.9 °F 84% 30.01 in 9.0 mi Calm Calm - N/A   Overcast
8:53 AM 24.1 °F - 19.9 °F 84% 30.01 in 8.0 mi Calm Calm - N/A   Overcast
9:53 AM 25.0 °F - 19.9 °F 81% 30.02 in 7.0 mi Calm Calm - N/A   Overcast
10:53 AM 27.0 °F - 19.9 °F 75% 30.03 in 9.0 mi Calm Calm - N/A   Overcast
11:53 AM 27.0 °F 23.0 °F 21.9 °F 81% 30.01 in 6.0 mi SSE 3.5 mph - 0.00 in   Overcast
12:53 PM 34.0 °F 24.6 °F 28.9 °F 82% 29.98 in 8.0 mi NNE 13.8 mph - 0.01 in   Overcast
1:12 PM 30.0 °F 21.1 °F 25.0 °F 82% 29.83 in 6.0 mi NNE 10.4 mph - N/A   Haze
1:53 PM 30.0 °F - 25.0 °F 82% 30.01 in 8.0 mi Calm Calm - N/A   Overcast
2:53 PM 30.9 °F - 26.1 °F 82% 30.02 in 8.0 mi Calm Calm - N/A   Clear
3:53 PM 30.0 °F 26.5 °F 24.1 °F 79% 30.04 in 7.0 mi NE 3.5 mph - N/A   Partly Cloudy
4:53 PM 30.0 °F - 25.0 °F 82% 30.05 in 9.0 mi Calm Calm - N/A   Partly Cloudy
5:53 PM 28.9 °F - 25.0 °F 85% 30.07 in 7.0 mi Calm Calm - N/A   Scattered Clouds
6:53 PM 30.0 °F - 26.1 °F 85% 30.07 in 8.0 mi Calm Calm - N/A   Clear
7:53 PM 28.9 °F - 25.0 °F 85% 30.08 in 9.0 mi Calm Calm - N/A   Clear
8:53 PM 28.0 °F - 25.0 °F 88% 30.11 in 7.0 mi Calm Calm - N/A   Clear
9:53 PM 27.0 °F - 24.1 °F 89% 30.12 in 7.0 mi Calm Calm - N/A   Clear
10:53 PM 27.0 °F - 24.1 °F 89% 30.14 in 6.0 mi Calm Calm - N/A   Mostly Cloudy
11:53 PM 32.0 °F - 28.0 °F 85% 30.15 in 7.0 mi Calm Calm - N/A   Overcast