Helena, MT

11:18 AM MDT on July 22, 2017 (GMT -0600)
Helena Regional

Weather History for KHLN - October, 2011

Change the Weather History Date:

Tuesday, October 4, 2011

  Actual Average Record
Temperature  
Mean Temperature 62 °F 50 °F  
Max Temperature 75 °F 64 °F 82 °F (1970)
Min Temperature 49 °F 36 °F 21 °F (1898)
Degree Days  
Heating Degree Days 3 15  
Month to date heating degree days 10 56  
Since 1 July heating degree days 140 362  
Cooling Degree Days 0 0  
Month to date cooling degree days 1 0  
Year to date cooling degree days 358 406  
Growing Degree Days 12 (Base 50)    
Moisture  
Dew Point 43 °F    
Average Humidity 62    
Maximum Humidity 93    
Minimum Humidity 31    
Precipitation  
Precipitation 0.17 in 0.03 in 0.89 in (1912)
Month to date precipitation 0.17 0.11  
Year to date precipitation 12.06 9.76  
Snow  
Snow 0.00 in 0.10 in 3.70 in (1913)
Month to date snowfall 0.0 0.3  
Since 1 July snowfall 0.0 1.9  
Since 1 September snowfall 0.0 1.6  
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 29.67 in    
Wind  
Wind Speed 11 mph (South)    
Max Wind Speed 26 mph    
Max Gust Speed 37 mph    
Visibility 10 miles    
Events Rain    
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:

Trip Planner

Search our weather history database for the weather conditions in past years. The results will help you decide how hot, cold, wet, or windy it might be!

Date:

Astronomy

Oct. 04, 2011 Rise Set
Actual Time 7:30 AM MDT 7:02 PM MDT
Civil Twilight 7:00 AM MDT 7:32 PM MDT
Nautical Twilight 6:25 AM MDT 8:07 PM MDT
Astronomical Twilight 5:49 AM MDT 8:42 PM MDT
Moon 3:29 PM MDT (10/4) No Moon Set
Length of Visible Light 12h 32m
Length of Day
11h 31m
First Quarter, 56% of the Moon is Illuminated
Oct 4
First Quarter
Oct 11
Full
Oct 19
Last Quarter
Oct 26
New
Nov 2
First 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 66.9 °F 37.0 °F 33% 29.73 in 10.0 mi South 8.1 mph - N/A   Clear
1:53 AM 66.9 °F 37.0 °F 33% 29.72 in 10.0 mi SSE 8.1 mph - N/A   Clear
2:53 AM 72.0 °F 39.0 °F 30% 29.66 in 10.0 mi South 19.6 mph 29.9 mph N/A   Clear
3:53 AM 71.1 °F 39.9 °F 32% 29.68 in 10.0 mi SSE 10.4 mph 20.7 mph N/A   Clear
4:53 AM 69.8 °F 39.2 °F 33% 29.74 in 10.0 mi SSE 11.5 mph 19.6 mph N/A   Clear
5:53 AM 64.9 °F 39.9 °F 40% 29.66 in 10.0 mi Variable 3.5 mph - N/A   Clear
6:53 AM 66.9 °F 42.1 °F 40% 29.65 in 10.0 mi ESE 10.4 mph - N/A   Clear
7:53 AM 66.2 °F 42.8 °F 43% 29.72 in 10.0 mi South 5.8 mph - N/A   Clear
8:53 AM 70.0 °F 43.0 °F 38% 29.63 in 10.0 mi South 17.3 mph 26.5 mph N/A   Scattered Clouds
9:53 AM 69.8 °F 42.8 °F 38% 29.68 in 9.0 mi South 21.9 mph 36.8 mph N/A   Mostly Cloudy
10:53 AM 73.9 °F 44.1 °F 34% 29.62 in 10.0 mi SSE 13.8 mph 24.2 mph N/A   Clear
11:53 AM 73.4 °F 44.6 °F 36% 29.67 in 10.0 mi South 19.6 mph 29.9 mph N/A   Mostly Cloudy
12:53 PM 71.1 °F 45.0 °F 39% 29.62 in 10.0 mi SSW 13.8 mph 32.2 mph 0.00 in   Partly Cloudy
1:53 PM 73.9 °F 44.1 °F 34% 29.59 in 10.0 mi South 16.1 mph 26.5 mph N/A   Mostly Cloudy
2:53 PM 73.0 °F 44.1 °F 35% 29.56 in 10.0 mi South 11.5 mph 20.7 mph N/A   Scattered Clouds
3:53 PM 62.6 °F 44.6 °F 52% 29.66 in 10.0 mi West 20.7 mph 27.6 mph N/A   Overcast
4:53 PM 57.0 °F 46.0 °F 67% 29.66 in 10.0 mi West 12.7 mph 21.9 mph 0.00 in   Overcast
5:53 PM 57.2 °F 44.6 °F 63% 29.70 in 10.0 mi NNE 8.1 mph - N/A   Scattered Clouds
6:53 PM 55.4 °F 42.8 °F 63% 29.71 in 10.0 mi North 4.6 mph - N/A   Mostly Cloudy
7:53 PM 55.9 °F 41.0 °F 57% 29.68 in 10.0 mi West 3.5 mph - N/A   Mostly Cloudy
8:53 PM 54.0 °F 41.0 °F 62% 29.66 in 10.0 mi SSW 3.5 mph - N/A   Mostly Cloudy
9:53 PM 53.6 °F 44.6 °F 72% 29.69 in 10.0 mi WNW 8.1 mph - N/A   Overcast
10:53 PM 50.0 °F 46.9 °F 89% 29.70 in 8.0 mi SSE 3.5 mph - 0.09 in Rain Light Rain
11:53 PM 50.0 °F 48.9 °F 96% 29.67 in 10.0 mi East 6.9 mph - 0.08 in Rain Light Rain