Helena, MT

6:07 PM MST on December 07, 2016 (GMT -0700)
Helena Regional

Weather History for KHLN - May, 2014

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Saturday, May 17, 2014

  Actual Average Record
Temperature  
Mean Temperature 58 °F 54 °F  
Max Temperature 73 °F 68 °F 90 °F (2006)
Min Temperature 42 °F 41 °F 18 °F (2016)
Degree Days  
Heating Degree Days 7 11  
Month to date heating degree days 253 224  
Since 1 July heating degree days 7264 7278  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 0 0  
Growing Degree Days 7 (Base 50)    
Moisture  
Dew Point 42 °F    
Average Humidity 63    
Maximum Humidity 96    
Minimum Humidity 29    
Precipitation  
Precipitation 0.01 in 0.07 in 0.54 in (1938)
Month to date precipitation 0.17 0.86  
Year to date precipitation 4.37 3.09  
Snow  
Snow 0.00 in 0.00 in 4.00 in (1903)
Month to date snowfall T 0.7  
Since 1 July snowfall 41.8 37.9  
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 29.91 in    
Wind  
Wind Speed 5 mph (WSW)    
Max Wind Speed 23 mph    
Max Gust Speed 29 mph    
Visibility 10 miles    
Events Rain , Thunderstorm    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

Daily Weather History Graph

Daily Weather History Graph

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Astronomy

May. 17, 2014 Rise Set
Actual Time 5:51 AM MDT 8:57 PM MDT
Civil Twilight 5:15 AM MDT 9:34 PM MDT
Nautical Twilight 4:29 AM MDT 10:20 PM MDT
Astronomical Twilight 3:32 AM MDT 11:18 PM MDT
Moon 11:59 PM MDT (5/17) 8:39 AM MDT (5/17)
Length of Visible Light 16h 18m
Length of Day
15h 06m
Waning Gibbous, 89% of the Moon is Illuminated
May 17
Waning Gibbous
May 21
Last Quarter
May 28
New
Jun 5
First Quarter
Jun 12
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 48.0 °F - 42.1 °F 80% 30.08 in 9.0 mi West 4.6 mph - 0.00 in Rain Light Rain
1:53 AM 48.9 °F - 43.0 °F 80% 30.05 in 10.0 mi Calm Calm - 0.01 in   Overcast
2:53 AM 46.9 °F - 44.1 °F 90% 30.04 in 10.0 mi Calm Calm - N/A   Partly Cloudy
3:53 AM 46.0 °F 44.8 °F 43.0 °F 89% 30.04 in 10.0 mi WNW 3.5 mph - N/A   Partly Cloudy
4:53 AM 46.0 °F - 42.1 °F 86% 30.02 in 10.0 mi Calm Calm - N/A   Clear
5:53 AM 43.0 °F - 41.0 °F 93% 30.04 in 10.0 mi Calm Calm - N/A   Clear
6:53 AM 45.0 °F - 42.1 °F 90% 30.05 in 9.0 mi Calm Calm - N/A   Clear
7:53 AM 46.9 °F - 43.0 °F 86% 30.05 in 9.0 mi Calm Calm - N/A   Clear
8:53 AM 50.0 °F - 44.1 °F 80% 30.03 in 10.0 mi Calm Calm - N/A   Scattered Clouds
9:53 AM 54.0 °F - 44.1 °F 69% 30.01 in 10.0 mi NNW 4.6 mph - N/A   Clear
10:53 AM 55.9 °F - 45.0 °F 67% 29.99 in 10.0 mi Calm Calm - N/A   Partly Cloudy
11:53 AM 62.1 °F - 46.0 °F 56% 29.94 in 10.0 mi Variable 5.8 mph - N/A   Clear
12:53 PM 64.9 °F - 44.1 °F 47% 29.90 in 10.0 mi SSE 8.1 mph - N/A   Scattered Clouds
1:53 PM 69.1 °F - 37.9 °F 32% 29.87 in 10.0 mi Variable 4.6 mph - N/A   Clear
2:53 PM 72.0 °F - 39.0 °F 30% 29.84 in 10.0 mi NNW 6.9 mph - N/A   Partly Cloudy
3:53 PM 72.0 °F - 37.9 °F 29% 29.82 in 10.0 mi East 6.9 mph - N/A   Clear
4:53 PM 72.0 °F - 37.9 °F 29% 29.79 in 10.0 mi ESE 6.9 mph - N/A   Scattered Clouds
5:53 PM 71.1 °F - 39.0 °F 31% 29.77 in 10.0 mi East 12.7 mph - N/A   Clear
6:53 PM 70.0 °F - 39.9 °F 33% 29.75 in 10.0 mi ESE 6.9 mph - N/A   Mostly Cloudy
7:14 PM 69.8 °F - 39.2 °F 33% 29.76 in 10.0 mi South 5.8 mph - N/A Thunderstorm Overcast
7:37 PM 62.6 °F - 46.4 °F 55% 29.80 in 10.0 mi West 13.8 mph 25.3 mph 0.00 in   Overcast
7:53 PM 60.8 °F - 44.6 °F 55% 29.80 in 10.0 mi West 19.6 mph 23.0 mph N/A   Overcast
8:53 PM 59.0 °F - 41.0 °F 51% 29.79 in 10.0 mi SW 8.1 mph - N/A   Scattered Clouds
9:53 PM 57.0 °F - 41.0 °F 55% 29.80 in 10.0 mi SW 5.8 mph - N/A   Clear
10:53 PM 52.0 °F - 41.0 °F 66% 29.82 in 10.0 mi Calm Calm - N/A   Clear
11:53 PM 50.0 °F - 41.0 °F 71% 29.81 in 10.0 mi West 5.8 mph - N/A   Mostly Cloudy