Weather History for Lewistown, MT

Change the Weather History Date:

Wednesday, March 21, 2012

  Actual Average Record
Temperature  
Mean Temperature 35 °F 34 °F  
Max Temperature 45 °F 46 °F 75 °F (1928)
Min Temperature 25 °F 24 °F -21 °F (2002)
Degree Days  
Heating Degree Days 30 31  
Month to date heating degree days 575 706  
Since 1 July heating degree days 5898 6510  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 0 0  
Moisture  
Dew Point 27 °F    
Average Humidity 72    
Maximum Humidity 85    
Minimum Humidity 58    
Precipitation  
Precipitation 0.00 in 0.03 in 0.40 in (1907)
Month to date precipitation 0.64 0.58  
Year to date precipitation 1.67 1.59  
Snow  
Snow 0.00 in - - ()
Snow Depth 8.00 in    
Sea Level Pressure  
Sea Level Pressure 29.89 in    
Wind  
Wind Speed 8 mph (WNW)    
Max Wind Speed 30 mph    
Max Gust Speed 35 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

Mar. 21, 2012 Rise Set
Actual Time 7:17 AM MDT 7:32 PM MDT
Civil Twilight 6:47 AM MDT 8:03 PM MDT
Nautical Twilight 6:11 AM MDT 8:39 PM MDT
Astronomical Twilight 5:34 AM MDT 9:16 PM MDT
Moon 6:31 AM MDT (3/21) 7:04 PM MDT (3/21)
Length of Visible Light 13h 15m
Length of Day
12h 15m
Waning Crescent, 1% of the Moon is Illuminated
Mar 21
Waning Crescent
Mar 22
New
Mar 30
First Quarter
Apr 6
Full
Apr 13
Last Quarter

Hourly Weather History & Observations

Time (MDT) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:54 AM 37.9 °F 25.9 °F 25.0 °F 60% 29.76 in 10.0 mi WSW 28.8 mph - N/A   Clear
1:54 AM 37.9 °F 26.8 °F 25.0 °F 60% 29.78 in 10.0 mi WSW 24.2 mph - N/A   Clear
2:54 AM 37.9 °F 27.6 °F 25.0 °F 60% 29.79 in 10.0 mi WSW 20.7 mph - N/A   Clear
3:54 AM 37.0 °F 27.4 °F 25.0 °F 62% 29.81 in 10.0 mi WSW 17.3 mph - N/A   Clear
4:54 AM 35.1 °F 27.9 °F 24.1 °F 64% 29.84 in 10.0 mi NW 9.2 mph 25.3 mph N/A   Clear
5:54 AM 30.9 °F 22.2 °F 23.0 °F 72% 29.88 in 10.0 mi West 10.4 mph - N/A   Clear
6:54 AM 27.0 °F 17.3 °F 21.9 °F 81% 29.91 in 10.0 mi SW 10.4 mph - N/A   Clear
7:54 AM 26.1 °F 19.4 °F 23.0 °F 88% 29.93 in 10.0 mi South 5.8 mph - N/A   Clear
8:54 AM 28.9 °F 23.9 °F 24.1 °F 82% 29.93 in 10.0 mi East 4.6 mph - N/A   Clear
9:54 AM 30.9 °F 27.5 °F 26.1 °F 82% 29.94 in 10.0 mi ESE 3.5 mph - N/A   Clear
10:54 AM 35.1 °F - 27.0 °F 72% 29.93 in 10.0 mi Calm Calm - N/A   Partly Cloudy
11:54 AM 36.0 °F 33.3 °F 27.0 °F 70% 29.92 in 10.0 mi WNW 3.5 mph - N/A   Clear
12:54 PM 37.0 °F - 28.9 °F 73% 29.90 in 10.0 mi Calm Calm - N/A   Clear
1:54 PM 41.0 °F 39.0 °F 28.0 °F 60% 29.88 in 10.0 mi Variable 3.5 mph - N/A   Clear
2:54 PM 42.1 °F 38.4 °F 30.0 °F 62% 29.89 in 10.0 mi North 5.8 mph - N/A   Mostly Cloudy
3:54 PM 44.1 °F 41.5 °F 30.9 °F 60% 29.86 in 10.0 mi NNE 4.6 mph - N/A   Clear
4:54 PM 44.1 °F 40.1 °F 32.0 °F 63% 29.86 in 10.0 mi North 6.9 mph - N/A   Clear
5:54 PM 42.1 °F 37.7 °F 30.9 °F 65% 29.89 in 10.0 mi North 6.9 mph - N/A   Clear
6:54 PM 41.0 °F - 30.9 °F 67% 29.92 in 10.0 mi Calm Calm - N/A   Clear
7:54 PM 37.9 °F 34.4 °F 30.0 °F 73% 29.95 in 10.0 mi NW 4.6 mph - N/A   Clear
8:54 PM 35.1 °F 28.6 °F 30.0 °F 82% 29.95 in 10.0 mi ESE 8.1 mph - N/A   Clear
9:54 PM 36.0 °F 29.6 °F 30.0 °F 79% 29.95 in 10.0 mi ESE 8.1 mph - N/A   Clear
10:54 PM 37.0 °F 33.3 °F 30.0 °F 76% 29.94 in 10.0 mi Variable 4.6 mph - N/A   Clear