Helena, MT

11:10 PM MST on February 20, 2018 (GMT -0700)
Helena Regional

Weather History for KHLN - October, 2011

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Friday, October 14, 2011

  Actual Average Record
Temperature  
Mean Temperature 46 °F 46 °F  
Max Temperature 53 °F 60 °F 81 °F (1958)
Min Temperature 38 °F 33 °F 12 °F (1899)
Degree Days  
Heating Degree Days 19 19  
Month to date heating degree days 172 224  
Since 1 July heating degree days 302 530  
Cooling Degree Days 0 0  
Month to date cooling degree days 1 0  
Year to date cooling degree days 358 406  
Moisture  
Dew Point 36 °F    
Average Humidity 73    
Maximum Humidity 92    
Minimum Humidity 53    
Precipitation  
Precipitation 0.01 in 0.03 in 0.57 in (1962)
Month to date precipitation 0.34 0.35  
Year to date precipitation 12.23 10.00  
Snow  
Snow 0.00 in 0.10 in 4.90 in (1992)
Month to date snowfall 0.0 0.9  
Since 1 July snowfall 0.0 2.5  
Since 1 September snowfall 0.0 2.2  
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 30.06 in    
Wind  
Wind Speed 1 mph (NW)    
Max Wind Speed 6 mph    
Max Gust Speed 8 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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Date:

Astronomy

Oct. 14, 2011 Rise Set
Actual Time 7:43 AM MDT 6:43 PM MDT
Civil Twilight 7:13 AM MDT 7:13 PM MDT
Nautical Twilight 6:38 AM MDT 7:48 PM MDT
Astronomical Twilight 6:03 AM MDT 8:23 PM MDT
Moon 7:45 PM MDT (10/14) 10:28 AM MDT (10/14)
Length of Visible Light 12h 00m
Length of Day
10h 59m
Waning Gibbous, 94% of the Moon is Illuminated
Oct 14
Waning Gibbous
Oct 19
Last Quarter
Oct 26
New
Nov 2
First Quarter
Nov 10
Full

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 44.1 °F 40.8 °F 28.9 °F 55% 30.14 in 10.0 mi West 5.8 mph - N/A   Overcast
1:53 AM 44.1 °F 42.5 °F 30.0 °F 58% 30.12 in 10.0 mi WNW 3.5 mph - N/A   Overcast
2:53 AM 42.1 °F - 30.9 °F 65% 30.12 in 10.0 mi Calm Calm - N/A   Overcast
3:53 AM 43.0 °F - 30.0 °F 60% 30.12 in 10.0 mi Calm Calm - N/A   Overcast
4:53 AM 44.1 °F - 30.0 °F 58% 30.12 in 10.0 mi Calm Calm - N/A   Overcast
5:53 AM 42.1 °F - 30.9 °F 65% 30.12 in 10.0 mi Calm Calm - N/A   Overcast
6:53 AM 42.8 °F - 30.2 °F 61% 30.07 in 10.0 mi Calm Calm - N/A   Overcast
7:53 AM 42.1 °F - 32.0 °F 67% 30.14 in 10.0 mi Calm Calm - N/A   Overcast
8:53 AM 42.1 °F - 32.0 °F 67% 30.15 in 10.0 mi Calm Calm - N/A   Overcast
9:53 AM 44.1 °F 42.5 °F 33.1 °F 65% 30.14 in 10.0 mi North 3.5 mph - N/A   Overcast
10:53 AM 43.0 °F 41.3 °F 35.1 °F 74% 30.16 in 10.0 mi NNE 3.5 mph - 0.00 in   Overcast
11:53 AM 42.1 °F - 37.0 °F 82% 30.14 in 10.0 mi Calm Calm - 0.01 in   Overcast
12:25 PM 44.6 °F - 37.4 °F 76% 30.06 in 10.0 mi Calm Calm - 0.00 in   Overcast
12:53 PM 42.8 °F - 37.4 °F 81% 30.05 in 10.0 mi Calm Calm - N/A   Overcast
1:00 PM 42.8 °F - 37.4 °F 81% 30.04 in 10.0 mi Calm Calm - N/A   Overcast
1:23 PM 44.6 °F - 39.2 °F 81% 30.03 in 10.0 mi Calm Calm - N/A   Overcast
1:32 PM 46.4 °F - 39.2 °F 76% 30.03 in 10.0 mi Calm Calm - N/A   Overcast
1:53 PM 46.0 °F - 39.0 °F 76% 30.08 in 10.0 mi Calm Calm - N/A   Overcast
2:00 PM 46.4 °F - 39.2 °F 76% 30.01 in 10.0 mi Calm Calm - N/A   Overcast
2:53 PM 48.0 °F - 39.0 °F 71% 30.06 in 10.0 mi North 3.5 mph - N/A   Mostly Cloudy
3:33 PM 48.2 °F - 39.2 °F 71% 29.99 in 10.0 mi Calm Calm - N/A   Overcast
3:53 PM 50.0 °F - 39.0 °F 66% 30.03 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
4:53 PM 52.0 °F - 39.0 °F 61% 30.01 in 10.0 mi Calm Calm - N/A   Clear
5:53 PM 50.0 °F - 39.0 °F 66% 30.01 in 10.0 mi NNW 3.5 mph - N/A   Clear
6:53 PM 45.0 °F 42.6 °F 39.0 °F 80% 30.02 in 10.0 mi West 4.6 mph - N/A   Clear
7:53 PM 44.1 °F 41.5 °F 39.0 °F 82% 30.02 in 10.0 mi SW 4.6 mph - N/A   Clear
8:53 PM 39.0 °F 35.7 °F 37.0 °F 93% 30.02 in 10.0 mi West 4.6 mph - N/A   Clear
9:53 PM 41.0 °F - 37.9 °F 89% 29.99 in 10.0 mi Calm Calm - N/A   Scattered Clouds
10:53 PM 39.2 °F 37.0 °F 37.4 °F 93% 29.92 in 10.0 mi NW 3.5 mph - N/A   Partly Cloudy
11:53 PM 41.0 °F - 37.9 °F 89% 30.01 in 10.0 mi Calm Calm - N/A   Overcast