Weather History for Lewistown, MT

Change the Weather History Date:

Tuesday, September 6, 2011

  Actual Average Record
Temperature  
Mean Temperature 64 °F 59 °F  
Max Temperature 83 °F 73 °F 94 °F (1988)
Min Temperature 44 °F 44 °F 21 °F (1929)
Degree Days  
Heating Degree Days 1 7  
Month to date heating degree days 51 39  
Since 1 July heating degree days 116 197  
Cooling Degree Days 0 1  
Month to date cooling degree days 0 6  
Year to date cooling degree days 196 202  
Growing Degree Days 14 (Base 50)    
Moisture  
Dew Point 31 °F    
Average Humidity 36    
Maximum Humidity 60    
Minimum Humidity 12    
Precipitation  
Precipitation 0.00 in 0.05 in 1.06 in (1930)
Month to date precipitation 0.02 0.29  
Year to date precipitation 18.61 13.29  
Snow  
Snow 0.00 in - - ()
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 30.09 in    
Wind  
Wind Speed 4 mph (ESE)    
Max Wind Speed 12 mph    
Max Gust Speed 16 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:

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

Sep. 06, 2011 Rise Set
Actual Time 6:43 AM MDT 7:48 PM MDT
Civil Twilight 6:12 AM MDT 8:19 PM MDT
Nautical Twilight 5:34 AM MDT 8:56 PM MDT
Astronomical Twilight 4:55 AM MDT 9:36 PM MDT
Moon 4:42 PM MDT (9/6) 12:43 AM MDT (9/6)
Length of Visible Light 14h 06m
Length of Day
13h 04m
Waxing Gibbous, 71% of the Moon is Illuminated
Sep 6
Waxing Gibbous
Sep 12
Full
Sep 20
Last Quarter
Sep 27
New
Oct 3
First Quarter

Hourly Weather History & Observations

Time (MDT) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:54 AM 54.0 °F 34.0 °F 47% 29.94 in 10.0 mi SSE 5.8 mph - N/A   Clear
1:54 AM 51.1 °F 34.0 °F 52% 29.96 in 10.0 mi Calm Calm - N/A   Clear
2:54 AM 48.9 °F 32.0 °F 52% 29.98 in 10.0 mi SE 5.8 mph - N/A   Clear
3:54 AM 48.9 °F 33.1 °F 54% 29.98 in 10.0 mi SE 6.9 mph - N/A   Clear
4:54 AM 46.0 °F 34.0 °F 63% 30.01 in 10.0 mi Calm Calm - N/A   Clear
5:54 AM 46.9 °F 33.1 °F 59% 30.03 in 10.0 mi ESE 4.6 mph - N/A   Clear
6:54 AM 48.0 °F 33.1 °F 56% 30.05 in 10.0 mi SE 4.6 mph - N/A   Clear
7:19 AM 48.2 °F 32.0 °F 54% 30.14 in 10.0 mi SSE 4.6 mph - N/A   Partly Cloudy
7:54 AM 54.0 °F 34.0 °F 47% 30.08 in 10.0 mi Calm Calm - N/A   Clear
8:54 AM 60.1 °F 35.1 °F 39% 30.09 in 10.0 mi ESE 3.5 mph - N/A   Clear
10:54 AM 73.9 °F 30.0 °F 20% 30.10 in 10.0 mi NW 6.9 mph - N/A   Clear
11:54 AM 77.0 °F 30.0 °F 18% 30.10 in 10.0 mi NW 3.5 mph - N/A   Clear
12:54 PM 79.0 °F 27.0 °F 15% 30.10 in 10.0 mi Calm Calm - N/A   Clear
1:54 PM 81.0 °F 27.0 °F 14% 30.11 in 10.0 mi WNW 6.9 mph - N/A   Clear
3:54 PM 82.0 °F 24.1 °F 12% 30.10 in 10.0 mi Variable 3.5 mph - N/A   Clear
4:54 PM 82.0 °F 24.1 °F 12% 30.11 in 10.0 mi NNW 4.6 mph - N/A   Clear
6:54 PM 75.9 °F 33.1 °F 21% 30.14 in 10.0 mi North 4.6 mph - N/A   Clear
7:54 PM 70.0 °F 30.9 °F 24% 30.15 in 10.0 mi NNE 3.5 mph - N/A   Clear
8:54 PM 62.1 °F 32.0 °F 32% 30.18 in 10.0 mi South 6.9 mph - N/A   Clear
9:54 PM 55.9 °F 32.0 °F 40% 30.19 in 10.0 mi SSE 6.9 mph - N/A   Clear
10:54 PM 53.1 °F 33.1 °F 47% 30.19 in 10.0 mi ESE 6.9 mph - N/A   Clear
11:54 PM 51.1 °F 33.1 °F 50% 30.19 in 10.0 mi ESE 6.9 mph - N/A   Clear