Lewistown, MT

2:03 AM MST on January 21, 2018 (GMT -0700)
Lewistown Municipal

Weather History for KLWT - May, 2013

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Monday, May 20, 2013

  Actual Average Record
Temperature  
Mean Temperature 52 °F 51 °F  
Max Temperature 63 °F 64 °F 88 °F (1925)
Min Temperature 40 °F 39 °F 23 °F (1931)
Degree Days  
Heating Degree Days 13 14  
Month to date heating degree days 272 332  
Since 1 July heating degree days 7685 7839  
Cooling Degree Days 0 0  
Month to date cooling degree days 3 0  
Year to date cooling degree days 3 0  
Growing Degree Days 4 (Base 50)    
Moisture  
Dew Point 44 °F    
Average Humidity 63    
Maximum Humidity 100    
Minimum Humidity 26    
Precipitation  
Precipitation T in 0.10 in 2.81 in (1962)
Month to date precipitation 1.87 1.65  
Year to date precipitation 5.23 5.06  
Snow  
Snow 0.00 in - - ()
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 30.13 in    
Wind  
Wind Speed 9 mph (WNW)    
Max Wind Speed 20 mph    
Max Gust Speed 25 mph    
Visibility 10 miles    
Events      
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. 20, 2013 Rise Set
Actual Time 5:36 AM MDT 8:53 PM MDT
Civil Twilight 4:59 AM MDT 9:30 PM MDT
Nautical Twilight 4:11 AM MDT 10:18 PM MDT
Astronomical Twilight 3:10 AM MDT 11:20 PM MDT
Moon 3:47 PM MDT (5/20) 2:52 AM MDT (5/20)
Length of Visible Light 16h 30m
Length of Day
15h 16m
Waxing Gibbous, 75% of the Moon is Illuminated
May 20
Waxing Gibbous
May 24
Full
May 31
Last Quarter
Jun 8
New
Jun 16
First Quarter

Hourly Weather History & Observations

Time (MDT) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:04 AM 48.2 °F - 46.4 °F 93% 30.12 in 10.0 mi WNW 4.6 mph - N/A   Overcast
12:27 AM 48.2 °F - 46.4 °F 93% 30.12 in 10.0 mi NNW 5.8 mph - N/A   Overcast
12:51 AM 48.2 °F - 46.4 °F 93% 30.11 in 10.0 mi WNW 11.5 mph - N/A   Overcast
12:54 AM 48.0 °F - 46.0 °F 93% 30.11 in 10.0 mi WNW 10.4 mph - N/A   Overcast
1:01 AM 48.2 °F - 46.4 °F 93% 30.11 in 10.0 mi WNW 10.4 mph - N/A   Overcast
1:23 AM 48.2 °F - 46.4 °F 93% 30.12 in 10.0 mi WNW 9.2 mph - N/A   Overcast
1:43 AM 46.4 °F 42.9 °F 46.4 °F 100% 30.12 in 10.0 mi WNW 6.9 mph - N/A   Overcast
2:21 AM 46.4 °F 41.5 °F 46.4 °F 100% 30.11 in 10.0 mi WNW 10.4 mph - 0.00 in   Overcast
2:33 AM 46.4 °F 40.7 °F 46.4 °F 100% 30.12 in 10.0 mi WNW 12.7 mph - 0.00 in   Overcast
2:54 AM 46.9 °F - 46.0 °F 97% 30.11 in 10.0 mi WNW 12.7 mph - 0.00 in   Overcast
2:57 AM 46.4 °F 41.1 °F 46.4 °F 100% 30.11 in 10.0 mi WNW 11.5 mph - N/A   Overcast
3:46 AM 46.4 °F 41.1 °F 46.4 °F 100% 30.12 in 7.0 mi NW 11.5 mph - N/A   Overcast
3:54 AM 46.9 °F - 46.0 °F 97% 30.12 in 7.0 mi WNW 11.5 mph - N/A   Overcast
4:12 AM 46.4 °F 41.9 °F 46.4 °F 100% 30.13 in 6.0 mi WNW 9.2 mph - N/A   Overcast
4:54 AM 46.9 °F - 46.0 °F 97% 30.13 in 7.0 mi WNW 9.2 mph - N/A   Overcast
5:54 AM 46.9 °F - 46.0 °F 97% 30.14 in 8.0 mi WNW 8.1 mph - N/A   Overcast
6:54 AM 46.9 °F - 46.0 °F 97% 30.15 in 7.0 mi WNW 11.5 mph - N/A   Overcast
8:54 AM 48.0 °F - 46.0 °F 93% 30.17 in 10.0 mi NW 9.2 mph - N/A   Overcast
9:51 AM 50.0 °F - 46.4 °F 87% 30.17 in 10.0 mi NW 9.2 mph - N/A   Overcast
9:54 AM 50.0 °F - 46.9 °F 89% 30.16 in 10.0 mi WNW 10.4 mph - N/A   Overcast
10:54 AM 52.0 °F - 48.0 °F 86% 30.15 in 10.0 mi NW 11.5 mph - N/A   Overcast
11:33 AM 55.4 °F - 46.4 °F 72% 30.16 in 10.0 mi NW 11.5 mph 19.6 mph N/A   Mostly Cloudy
11:54 AM 55.9 °F - 48.0 °F 75% 30.14 in 10.0 mi WNW 13.8 mph 21.9 mph N/A   Mostly Cloudy
12:54 PM 57.0 °F - 46.9 °F 69% 30.12 in 10.0 mi NW 9.2 mph 16.1 mph 0.00 in   Mostly Cloudy
1:54 PM 52.0 °F - 45.0 °F 77% 30.14 in 10.0 mi WNW 15.0 mph - 0.00 in   Overcast
2:54 PM 55.0 °F - 44.1 °F 67% 30.13 in 10.0 mi West 13.8 mph - 0.00 in   Partly Cloudy
3:54 PM 59.0 °F - 46.0 °F 62% 30.11 in 10.0 mi Variable 5.8 mph - N/A   Mostly Cloudy
4:54 PM 62.1 °F - 44.1 °F 52% 30.09 in 10.0 mi NNW 8.1 mph 16.1 mph N/A   Mostly Cloudy
5:54 PM 61.0 °F - 44.1 °F 54% 30.09 in 10.0 mi NW 9.2 mph 16.1 mph N/A   Scattered Clouds
6:54 PM 60.1 °F - 26.1 °F 27% 30.09 in 10.0 mi NE 6.9 mph - N/A   Clear
8:54 PM 51.1 °F - 30.0 °F 44% 30.13 in 10.0 mi WSW 4.6 mph - N/A   Scattered Clouds
9:54 PM 48.0 °F - 39.9 °F 74% 30.14 in 10.0 mi SW 5.8 mph - N/A   Overcast
10:54 PM 45.0 °F 40.6 °F 34.0 °F 65% 30.14 in 10.0 mi South 8.1 mph - N/A   Clear
11:54 PM 41.0 °F 38.0 °F 35.1 °F 79% 30.14 in 10.0 mi SSE 4.6 mph - N/A   Clear