Weather History for Helena, MT

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Sunday, November 23, 2014

  Actual Average Record
Temperature  
Mean Temperature 37 °F 29 °F  
Max Temperature 43 °F 39 °F 63 °F (1942)
Min Temperature 31 °F 19 °F -27 °F (1985)
Degree Days  
Heating Degree Days 28 36  
Month to date heating degree days 795 710  
Since 1 July heating degree days 1419 1618  
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 55    
Maximum Humidity 72    
Minimum Humidity 38    
Precipitation  
Precipitation T in 0.01 in 0.33 in (1893)
Month to date precipitation 0.28 0.37  
Year to date precipitation 10.64 10.70  
Snow  
Snow T in 0.10 in 10.00 in (1893)
Month to date snowfall 0.7 3.3  
Since 1 July snowfall 0.7 7.3  
Since 1 September snowfall 0.7 7.0  
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 29.99 in    
Wind  
Wind Speed 14 mph (West)    
Max Wind Speed 31 mph    
Max Gust Speed 42 mph    
Visibility 10 miles    
Events Snow    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Nov. 23, 2014 Rise Set
Actual Time 7:41 AM MST 4:47 PM MST
Civil Twilight 7:07 AM MST 5:20 PM MST
Nautical Twilight 6:30 AM MST 5:57 PM MST
Astronomical Twilight 5:54 AM MST 6:33 PM MST
Moon 8:40 AM MST (11/23) 6:14 PM MST (11/23)
Length of Visible Light 10h 12m
Length of Day
9h 05m
New Moon, 2% of the Moon is Illuminated
Nov 23
New Moon
Nov 29
First Quarter
Dec 6
Full
Dec 14
Last Quarter
Dec 21
New

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 35.1 °F 25.5 °F 23.0 °F 61% 29.85 in 10.0 mi West 15.0 mph - N/A   Clear
1:53 AM 35.1 °F 23.3 °F 23.0 °F 61% 29.85 in 10.0 mi West 23.0 mph 32.2 mph N/A   Scattered Clouds
2:05 AM 35.1 °F 23.5 °F 23.0 °F 61% 29.78 in 10.0 mi West 21.9 mph 32.2 mph N/A   Mostly Cloudy
2:17 AM 35.1 °F 25.9 °F 21.9 °F 59% 29.79 in 10.0 mi West 13.8 mph 27.6 mph N/A   Scattered Clouds
2:53 AM 32.0 °F 24.2 °F 24.1 °F 73% 29.95 in 10.0 mi WSW 9.2 mph - N/A   Clear
3:14 AM 33.1 °F 25.5 °F 25.0 °F 72% 29.84 in 9.0 mi WSW 9.2 mph - 0.00 in   Scattered Clouds
3:53 AM 33.1 °F 26.9 °F 24.1 °F 70% 29.95 in 10.0 mi WSW 6.9 mph - 0.00 in   Mostly Cloudy
4:53 AM 34.0 °F 24.2 °F 23.0 °F 64% 29.97 in 10.0 mi NW 15.0 mph - N/A   Clear
5:53 AM 35.1 °F 23.8 °F 19.9 °F 54% 30.00 in 10.0 mi West 20.7 mph 31.1 mph N/A   Scattered Clouds
6:53 AM 34.0 °F 23.8 °F 21.0 °F 59% 30.04 in 10.0 mi West 16.1 mph 23.0 mph N/A   Overcast
7:53 AM 34.0 °F 23.0 °F 19.9 °F 56% 30.06 in 10.0 mi West 18.4 mph 31.1 mph N/A   Clear
8:53 AM 35.1 °F 26.4 °F 19.0 °F 52% 30.09 in 10.0 mi WNW 12.7 mph 19.6 mph N/A   Clear
9:53 AM 37.0 °F 28.9 °F 18.0 °F 46% 30.11 in 10.0 mi WNW 12.7 mph - N/A   Scattered Clouds
10:53 AM 39.0 °F 29.9 °F 18.0 °F 43% 30.10 in 10.0 mi WNW 17.3 mph 26.5 mph N/A   Mostly Cloudy
11:53 AM 41.0 °F 33.1 °F 17.1 °F 38% 30.09 in 10.0 mi NW 15.0 mph 35.7 mph N/A   Mostly Cloudy
12:53 PM 39.9 °F 36.7 °F 19.0 °F 43% 30.09 in 10.0 mi Variable 4.6 mph - N/A   Overcast
1:53 PM 39.9 °F 31.8 °F 19.9 °F 45% 30.06 in 10.0 mi West 15.0 mph 25.3 mph N/A   Mostly Cloudy
2:53 PM 42.1 °F 32.8 °F 19.0 °F 40% 30.03 in 10.0 mi West 21.9 mph 29.9 mph N/A   Scattered Clouds
3:53 PM 39.9 °F - 19.0 °F 43% 30.02 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
4:53 PM 39.9 °F 31.8 °F 19.0 °F 43% 30.01 in 10.0 mi WSW 15.0 mph 19.6 mph N/A   Mostly Cloudy
5:53 PM 39.9 °F 33.4 °F 21.0 °F 47% 29.98 in 10.0 mi West 10.4 mph - N/A   Partly Cloudy
6:53 PM 39.0 °F - 19.9 °F 46% 29.98 in 10.0 mi North - - N/A   Scattered Clouds
7:53 PM 37.0 °F 32.4 °F 24.1 °F 59% 29.97 in 10.0 mi West 5.8 mph 19.6 mph N/A   Clear
8:53 PM 37.9 °F 26.6 °F 25.0 °F 60% 29.94 in 10.0 mi WSW 25.3 mph 39.1 mph 0.00 in   Partly Cloudy
9:53 PM 36.0 °F 24.2 °F 25.0 °F 64% 29.96 in 10.0 mi West 24.2 mph 31.1 mph N/A   Clear
10:53 PM 35.1 °F 27.4 °F 27.0 °F 72% 29.98 in 7.0 mi WNW 10.4 mph 23.0 mph 0.00 in Snow Light Snow
11:53 PM 35.1 °F 27.4 °F 26.1 °F 70% 30.00 in 10.0 mi West 10.4 mph - 0.00 in   Scattered Clouds