Weather History for Helena, MT

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Wednesday, March 26, 2014

  Actual Average Record
Temperature  
Mean Temperature 42 °F 40 °F  
Max Temperature 53 °F 52 °F 73 °F (1978)
Min Temperature 30 °F 27 °F -22 °F (1955)
Degree Days  
Heating Degree Days 23 26  
Month to date heating degree days 797 768  
Since 1 July heating degree days 6313 6329  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 0 0  
Moisture  
Dew Point 25 °F    
Average Humidity 54    
Maximum Humidity 78    
Minimum Humidity 30    
Precipitation  
Precipitation 0.00 in 0.02 in 0.41 in (1886)
Month to date precipitation 0.67 0.47  
Year to date precipitation 3.20 1.13  
Snow  
Snow 0.00 in 0.20 in 6.10 in (1886)
Month to date snowfall 3.6 5.2  
Since 1 July snowfall 41.6 32.5  
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 29.57 in    
Wind  
Wind Speed 8 mph (West)    
Max Wind Speed 20 mph    
Max Gust Speed 23 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Daily Weather History Graph

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Date:

Astronomy

Mar. 26, 2014 Rise Set
Actual Time 7:18 AM MDT 7:48 PM MDT
Civil Twilight 6:48 AM MDT 8:19 PM MDT
Nautical Twilight 6:12 AM MDT 8:55 PM MDT
Astronomical Twilight 5:35 AM MDT 9:32 PM MDT
Moon 4:45 AM MDT (3/26) 3:17 PM MDT (3/26)
Length of Visible Light 13h 30m
Length of Day
12h 29m
Waning Crescent, 21% of the Moon is Illuminated
Mar 26
Waning Crescent
Mar 30
New
Apr 7
First Quarter
Apr 15
Full
Apr 22
Last Quarter

Hourly Weather History & Observations

Time (MDT) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:53 AM 36.0 °F - 25.0 °F 64% 29.61 in 10.0 mi Calm Calm - N/A   Partly Cloudy
1:53 AM 36.0 °F 31.1 °F 25.0 °F 64% 29.60 in 10.0 mi SSW 5.8 mph - N/A   Clear
2:53 AM 37.0 °F 34.5 °F 23.0 °F 57% 29.57 in 10.0 mi SSW 3.5 mph - N/A   Clear
3:53 AM 30.9 °F - 24.1 °F 76% 29.57 in 10.0 mi Calm Calm - N/A   Clear
4:53 AM 37.0 °F 34.5 °F 25.0 °F 62% 29.56 in 10.0 mi North 3.5 mph - N/A   Clear
5:53 AM 41.0 °F 36.4 °F 26.1 °F 55% 29.57 in 10.0 mi WSW 6.9 mph - N/A   Mostly Cloudy
6:53 AM 42.1 °F 35.2 °F 26.1 °F 53% 29.58 in 10.0 mi WSW 12.7 mph - N/A   Overcast
7:53 AM 42.1 °F 37.1 °F 24.1 °F 49% 29.59 in 10.0 mi WSW 8.1 mph - N/A   Overcast
8:53 AM 43.0 °F 39.5 °F 25.0 °F 49% 29.59 in 10.0 mi WSW 5.8 mph - N/A   Mostly Cloudy
9:53 AM 46.0 °F 43.1 °F 27.0 °F 47% 29.57 in 10.0 mi West 5.8 mph - N/A   Mostly Cloudy
10:53 AM 48.0 °F - 25.0 °F 41% 29.58 in 10.0 mi WNW 10.4 mph - N/A   Scattered Clouds
11:53 AM 48.9 °F - 25.0 °F 39% 29.58 in 10.0 mi WNW 11.5 mph - N/A   Mostly Cloudy
12:53 PM 51.1 °F - 21.9 °F 32% 29.55 in 10.0 mi West 10.4 mph - N/A   Scattered Clouds
1:53 PM 52.0 °F - 24.1 °F 34% 29.53 in 10.0 mi WNW 9.2 mph - N/A   Mostly Cloudy
2:53 PM 52.0 °F - 23.0 °F 32% 29.50 in 10.0 mi WSW 10.4 mph - N/A   Mostly Cloudy
3:53 PM 48.9 °F - 26.1 °F 41% 29.54 in 10.0 mi WSW 15.0 mph 20.7 mph N/A   Overcast
4:53 PM 50.0 °F - 26.1 °F 39% 29.52 in 10.0 mi West 11.5 mph - N/A   Mostly Cloudy
5:53 PM 48.9 °F - 24.1 °F 38% 29.52 in 10.0 mi West 18.4 mph - N/A   Scattered Clouds
6:53 PM 48.0 °F - 25.0 °F 41% 29.53 in 10.0 mi Variable 4.6 mph - N/A   Partly Cloudy
7:53 PM 42.1 °F 35.2 °F 28.0 °F 58% 29.56 in 10.0 mi North 12.7 mph - N/A   Scattered Clouds
8:53 PM 37.0 °F - 28.0 °F 70% 29.60 in 10.0 mi Calm Calm - N/A   Clear
9:53 PM 36.0 °F 33.3 °F 26.1 °F 67% 29.62 in 10.0 mi NNW 3.5 mph - N/A   Clear
10:53 PM 32.0 °F 27.5 °F 25.0 °F 75% 29.64 in 10.0 mi West 4.6 mph - N/A   Clear
11:53 PM 30.9 °F 24.3 °F 25.0 °F 79% 29.65 in 10.0 mi West 6.9 mph - N/A   Clear