Helena, MT

11:45 AM MDT on March 29, 2017 (GMT -0600)
Helena Regional

Weather History for KHLN - September, 2014

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Monday, September 22, 2014

  Actual Average Record
Temperature  
Mean Temperature 65 °F 55 °F  
Max Temperature 81 °F 70 °F 89 °F (1966)
Min Temperature 48 °F 41 °F 21 °F (1934)
Degree Days  
Heating Degree Days 0 10  
Month to date heating degree days 150 145  
Since 1 July heating degree days 197 214  
Cooling Degree Days 0 0  
Month to date cooling degree days 4 22  
Year to date cooling degree days 452 405  
Growing Degree Days 14 (Base 50)    
Moisture  
Dew Point 48 °F    
Average Humidity 58    
Maximum Humidity 80    
Minimum Humidity 35    
Precipitation  
Precipitation 0.00 in 0.03 in 0.48 in (1930)
Month to date precipitation 0.19 0.84  
Year to date precipitation 9.05 9.39  
Snow  
Snow 0.00 in 0.00 in 5.10 in (1934)
Month to date snowfall T 0.8  
Since 1 July snowfall T 1.1  
Since 1 September snowfall T 0.8  
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 29.97 in    
Wind  
Wind Speed 4 mph (SE)    
Max Wind Speed 16 mph    
Max Gust Speed 22 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

Sep. 22, 2014 Rise Set
Actual Time 7:14 AM MDT 7:25 PM MDT
Civil Twilight 6:44 AM MDT 7:55 PM MDT
Nautical Twilight 6:09 AM MDT 8:30 PM MDT
Astronomical Twilight 5:32 AM MDT 9:07 PM MDT
Moon 5:43 AM MDT (9/22) 6:36 PM MDT (9/22)
Length of Visible Light 13h 10m
Length of Day
12h 10m
Waning Crescent, 2% of the Moon is Illuminated
Sep 22
Waning Crescent
Sep 24
New
Oct 1
First Quarter
Oct 8
Full
Oct 15
Last Quarter

Hourly Weather History & Observations

Time (MDT) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:53 AM 55.9 °F 45.0 °F 67% 30.02 in 10.0 mi Calm Calm - N/A   Clear
2:53 AM 54.0 °F 44.1 °F 69% 29.99 in 10.0 mi SE 3.5 mph - N/A   Clear
3:53 AM 54.0 °F 44.1 °F 69% 29.99 in 10.0 mi Calm Calm - N/A   Clear
4:53 AM 53.1 °F 44.1 °F 71% 29.99 in 10.0 mi Calm Calm - N/A   Clear
5:53 AM 52.0 °F 44.1 °F 74% 30.00 in 10.0 mi Calm Calm - N/A   Clear
6:53 AM 48.9 °F 43.0 °F 80% 30.01 in 10.0 mi Calm Calm - N/A   Clear
7:53 AM 52.0 °F 44.1 °F 74% 30.02 in 10.0 mi Calm Calm - N/A   Clear
8:53 AM 57.9 °F 45.0 °F 62% 30.01 in 10.0 mi Calm Calm - N/A   Clear
9:53 AM 61.0 °F 46.0 °F 58% 30.01 in 10.0 mi Calm Calm - N/A   Clear
10:53 AM 64.0 °F 46.9 °F 54% 30.01 in 10.0 mi Calm Calm - N/A   Clear
11:53 AM 70.0 °F 46.9 °F 44% 29.98 in 10.0 mi Calm Calm - N/A   Clear
12:53 PM 73.0 °F 51.1 °F 46% 29.96 in 10.0 mi East 6.9 mph - N/A   Clear
1:53 PM 75.9 °F 48.0 °F 37% 29.94 in 10.0 mi SE 10.4 mph - N/A   Clear
2:53 PM 77.0 °F 48.0 °F 36% 29.93 in 10.0 mi SSE 6.9 mph - N/A   Clear
3:53 PM 79.0 °F 48.0 °F 34% 29.91 in 10.0 mi ESE 6.9 mph - N/A   Clear
4:53 PM 79.0 °F 50.0 °F 36% 29.91 in 10.0 mi East 12.7 mph - N/A   Clear
5:53 PM 75.0 °F 51.1 °F 43% 29.91 in 10.0 mi ESE 13.8 mph - N/A   Clear
6:53 PM 71.1 °F 52.0 °F 51% 29.93 in 10.0 mi East 9.2 mph - N/A   Clear
7:53 PM 66.0 °F 52.0 °F 60% 29.95 in 10.0 mi West 6.9 mph - N/A   Clear
8:53 PM 66.0 °F 52.0 °F 60% 29.96 in 10.0 mi Calm Calm - N/A   Clear
9:53 PM 64.9 °F 51.1 °F 61% 29.98 in 10.0 mi Calm Calm - N/A   Partly Cloudy
10:53 PM 62.1 °F 51.1 °F 67% 29.98 in 10.0 mi Calm Calm - N/A   Clear
11:53 PM 60.1 °F 50.0 °F 69% 29.97 in 10.0 mi WSW 6.9 mph - N/A   Clear