Helena, MT

12:57 AM MDT on May 28, 2017 (GMT -0600)
Helena Regional

Weather History for KHLN - April, 2013

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Thursday, April 11, 2013

  Actual Average Record
Temperature  
Mean Temperature 45 °F 44 °F  
Max Temperature 54 °F 56 °F 76 °F (1949)
Min Temperature 35 °F 31 °F 5 °F (1940)
Degree Days  
Heating Degree Days 20 21  
Month to date heating degree days 236 249  
Since 1 July heating degree days 6216 6701  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 0 0  
Moisture  
Dew Point 23 °F    
Average Humidity 44    
Maximum Humidity 62    
Minimum Humidity 26    
Precipitation  
Precipitation 0.00 in 0.03 in 0.71 in (1941)
Month to date precipitation 0.39 0.31  
Year to date precipitation 1.15 1.56  
Snow  
Snow 0.00 in 0.10 in 2.80 in (1991)
Month to date snowfall T 1.5  
Since 1 July snowfall 36.1 35.0  
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 29.95 in    
Wind  
Wind Speed 14 mph (WNW)    
Max Wind Speed 24 mph    
Max Gust Speed 33 mph    
Visibility 10 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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Astronomy

Apr. 11, 2013 Rise Set
Actual Time 6:47 AM MDT 8:10 PM MDT
Civil Twilight 6:16 AM MDT 8:42 PM MDT
Nautical Twilight 5:38 AM MDT 9:20 PM MDT
Astronomical Twilight 4:57 AM MDT 10:01 PM MDT
Moon 7:16 AM MDT (4/11) 9:56 PM MDT (4/11)
Length of Visible Light 14h 26m
Length of Day
13h 23m
New Moon, 2% of the Moon is Illuminated
Apr 11
New Moon
Apr 18
First Quarter
Apr 25
Full
May 2
Last Quarter
May 9
New

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 45.0 °F 39.7 °F 30.0 °F 56% 29.85 in 10.0 mi WNW 10.4 mph 25.3 mph N/A   Clear
1:53 AM 43.0 °F 38.2 °F 30.0 °F 60% 29.86 in 10.0 mi West 8.1 mph - N/A   Scattered Clouds
2:53 AM 45.0 °F 41.8 °F 28.9 °F 53% 29.86 in 10.0 mi Variable 5.8 mph - N/A   Overcast
3:53 AM 44.1 °F 38.6 °F 30.9 °F 60% 29.88 in 10.0 mi NW 10.4 mph - N/A   Overcast
4:53 AM 42.1 °F 40.2 °F 28.9 °F 60% 29.92 in 10.0 mi WSW 3.5 mph - N/A   Mostly Cloudy
5:53 AM 42.1 °F 36.1 °F 28.0 °F 58% 29.93 in 10.0 mi WNW 10.4 mph - N/A   Partly Cloudy
6:53 AM 42.1 °F 33.1 °F 27.0 °F 55% 29.93 in 10.0 mi West 20.7 mph 27.6 mph N/A   Scattered Clouds
7:53 AM 43.0 °F 35.1 °F 26.1 °F 51% 29.96 in 10.0 mi West 17.3 mph 25.3 mph N/A   Scattered Clouds
8:53 AM 46.0 °F 39.3 °F 27.0 °F 47% 29.97 in 10.0 mi West 16.1 mph - N/A   Scattered Clouds
9:53 AM 46.9 °F - 26.1 °F 44% 29.97 in 10.0 mi West 13.8 mph 23.0 mph N/A   Mostly Cloudy
10:53 AM 48.2 °F - 24.8 °F 40% 29.93 in 10.0 mi West 19.6 mph 28.8 mph N/A   Mostly Cloudy
11:53 AM 48.9 °F - 21.9 °F 35% 29.99 in 10.0 mi WSW 12.7 mph 20.7 mph N/A   Overcast
12:53 PM 53.6 °F - 21.2 °F 28% 29.92 in 10.0 mi West 18.4 mph 29.9 mph N/A   Mostly Cloudy
1:53 PM 52.0 °F - 19.9 °F 28% 29.94 in 10.0 mi NW 17.3 mph 28.8 mph N/A   Partly Cloudy
2:53 PM 52.0 °F - 17.1 °F 25% 29.93 in 10.0 mi WNW 17.3 mph 26.5 mph N/A   Mostly Cloudy
3:53 PM 50.0 °F - 17.1 °F 27% 29.92 in 10.0 mi WNW 19.6 mph 25.3 mph N/A   Partly Cloudy
4:53 PM 50.0 °F - 18.0 °F 28% 29.94 in 10.0 mi NW 20.7 mph - N/A   Clear
5:53 PM 46.9 °F - 19.0 °F 33% 29.96 in 10.0 mi WNW 18.4 mph 27.6 mph N/A   Clear
6:53 PM 46.9 °F - 19.0 °F 33% 29.99 in 10.0 mi NW 20.7 mph 28.8 mph N/A   Scattered Clouds
7:53 PM 44.1 °F 37.1 °F 19.0 °F 37% 30.00 in 10.0 mi WNW 15.0 mph - N/A   Mostly Cloudy
8:53 PM 42.1 °F 35.7 °F 19.9 °F 41% 30.01 in 10.0 mi West 11.5 mph - N/A   Scattered Clouds
9:53 PM 39.9 °F 32.5 °F 19.9 °F 45% 30.04 in 10.0 mi West 12.7 mph - N/A   Clear
10:53 PM 39.0 °F 31.0 °F 21.0 °F 49% 30.04 in 10.0 mi West 13.8 mph 21.9 mph N/A   Partly Cloudy
11:53 PM 36.0 °F 29.0 °F 21.9 °F 57% 30.06 in 10.0 mi West 9.2 mph - N/A   Clear