Helena, MT

11:51 PM MDT on April 26, 2018 (GMT -0600)
Helena Regional

Weather History for KHLN - May, 2013

Change the Weather History Date:

Thursday, May 9, 2013

  Actual Average Record
Temperature  
Mean Temperature 60 °F 52 °F  
Max Temperature 74 °F 65 °F 84 °F (1994)
Min Temperature 46 °F 39 °F 24 °F (2002)
Degree Days  
Heating Degree Days 5 13  
Month to date heating degree days 118 129  
Since 1 July heating degree days 6809 7183  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 0 0  
Growing Degree Days 10 (Base 50)    
Moisture  
Dew Point 35 °F    
Average Humidity 44    
Maximum Humidity 66    
Minimum Humidity 22    
Precipitation  
Precipitation T in 0.05 in 1.12 in (1905)
Month to date precipitation 0.13 0.39  
Year to date precipitation 1.67 2.62  
Snow  
Snow 0.00 in 0.00 in 8.00 in (1983)
Month to date snowfall 0.0 0.4  
Since 1 July snowfall 39.7 37.6  
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 30.10 in    
Wind  
Wind Speed 4 mph (WSW)    
Max Wind Speed 37 mph    
Max Gust Speed 49 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

Daily Weather History Graph

Daily Weather History Graph

Search for Another Location

Airport or City:

Astronomy

May. 09, 2013 Rise Set
Actual Time 6:01 AM MDT 8:48 PM MDT
Civil Twilight 5:26 AM MDT 9:23 PM MDT
Nautical Twilight 4:42 AM MDT 10:07 PM MDT
Astronomical Twilight 3:50 AM MDT 11:00 PM MDT
Moon 5:49 AM MDT (5/9) 8:46 PM MDT (5/9)
Length of Visible Light 15h 56m
Length of Day
14h 47m
Waning Crescent, 0% of the Moon is Illuminated
May 9
Waning Crescent
May 9
New
May 17
First Quarter
May 24
Full
May 31
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 59.0 °F 35.1 °F 41% 30.07 in 10.0 mi SSW 4.6 mph - N/A   Overcast
1:53 AM 55.9 °F 36.0 °F 47% 30.08 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
2:53 AM 52.0 °F 36.0 °F 54% 30.08 in 10.0 mi SW 3.5 mph - N/A   Clear
3:53 AM 48.0 °F 36.0 °F 63% 30.10 in 10.0 mi Calm Calm - N/A   Clear
4:53 AM 51.1 °F 36.0 °F 56% 30.10 in 10.0 mi South 4.6 mph - N/A   Clear
5:53 AM 46.0 °F 36.0 °F 68% 30.12 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
6:53 AM 48.0 °F 37.0 °F 66% 30.12 in 10.0 mi NNW 6.9 mph - N/A   Clear
7:53 AM 50.0 °F 37.0 °F 61% 30.15 in 10.0 mi West 3.5 mph - N/A   Clear
8:53 AM 55.0 °F 37.9 °F 53% 30.16 in 10.0 mi North 6.9 mph - N/A   Clear
9:53 AM 60.1 °F 37.0 °F 42% 30.14 in 10.0 mi SE 4.6 mph - N/A   Clear
10:53 AM 64.4 °F 37.4 °F 37% 30.14 in 10.0 mi Variable 3.5 mph - N/A   Scattered Clouds
11:53 AM 68.0 °F 36.0 °F 31% 30.11 in 10.0 mi Variable 3.5 mph - N/A   Clear
12:53 PM 72.0 °F 35.1 °F 26% 30.07 in 10.0 mi East 4.6 mph - N/A   Clear
1:53 PM 69.8 °F 37.4 °F 31% 30.11 in 10.0 mi West 9.2 mph - N/A   Clear
2:53 PM 71.1 °F 32.0 °F 24% 30.09 in 10.0 mi WNW 6.9 mph - N/A   Clear
3:53 PM 64.9 °F 37.9 °F 37% 30.11 in 10.0 mi Variable 3.5 mph - 0.00 in   Overcast
4:53 PM 72.0 °F 30.0 °F 21% 30.08 in 10.0 mi Calm Calm - N/A   Clear
5:53 PM 71.1 °F 32.0 °F 24% 30.08 in 10.0 mi Calm Calm - N/A   Clear
6:53 PM 71.1 °F 32.0 °F 24% 30.07 in 10.0 mi NW 3.5 mph - N/A   Clear
7:53 PM 68.0 °F 36.0 °F 31% 30.08 in 10.0 mi Calm Calm - N/A   Clear
8:53 PM 63.0 °F 37.0 °F 38% 30.09 in 10.0 mi WSW 5.8 mph - N/A   Clear
9:53 PM 59.0 °F 35.1 °F 41% 30.10 in 10.0 mi WSW 10.4 mph - N/A   Partly Cloudy
10:53 PM 53.6 °F 35.6 °F 51% 30.12 in 10.0 mi WNW 4.6 mph - N/A   Scattered Clouds
11:53 PM 55.4 °F 35.6 °F 47% 30.13 in 10.0 mi SSE 5.8 mph - N/A   Mostly Cloudy