Weather History for Watertown, SD

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Monday, January 21, 2013

  Actual Average Record
Temperature  
Mean Temperature -6 °F 12 °F  
Max Temperature 0 °F 22 °F 50 °F (1933)
Min Temperature -12 °F 3 °F -30 °F (1954)
Degree Days  
Heating Degree Days 71 53  
Month to date heating degree days 1059 1106  
Since 1 July heating degree days 4416 4565  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 0 0  
Moisture  
Dew Point -13 °F    
Average Humidity 72    
Maximum Humidity 79    
Minimum Humidity 64    
Precipitation  
Precipitation 0.00 in 0.01 in 0.50 in (1917)
Month to date precipitation 0.15 0.35  
Year to date precipitation 0.15 0.35  
Snow  
Snow 0.00 in - - ()
Month to date snowfall 0.3  
Since 1 July snowfall 11.0  
Snow Depth 5.00 in    
Sea Level Pressure  
Sea Level Pressure 30.43 in    
Wind  
Wind Speed 14 mph (WNW)    
Max Wind Speed 22 mph    
Max Gust Speed 28 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Jan. 21, 2013 Rise Set
Actual Time 7:58 AM CST 5:21 PM CST
Civil Twilight 7:26 AM CST 5:54 PM CST
Nautical Twilight 6:50 AM CST 6:29 PM CST
Astronomical Twilight 6:15 AM CST 7:04 PM CST
Moon 1:01 PM CST 3:28 AM CST
Length of Visible Light 10h 27m
Length of Day
9h 23m
Waxing Gibbous, 75% of the Moon is Illuminated
Jan 21
Waxing Gibbous
Jan 26
Full
Feb 3
Last Quarter
Feb 10
New
Feb 17
First Quarter

Hourly Weather History & Observations

Time (CST) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:53 AM -9.9 °F -35.4 °F -17.0 °F 71% 30.46 in 10.0 mi NW 20.7 mph 26.5 mph N/A   Clear
1:53 AM -9.9 °F -32.8 °F -17.0 °F 71% 30.47 in 10.0 mi NW 16.1 mph - N/A   Clear
2:53 AM -9.9 °F -34.2 °F -17.0 °F 71% 30.47 in 10.0 mi NW 18.4 mph 24.2 mph N/A   Clear
3:53 AM -11.0 °F -33.5 °F -18.0 °F 71% 30.46 in 10.0 mi NW 15.0 mph - N/A   Clear
4:53 AM -11.0 °F -31.8 °F -18.0 °F 71% 30.45 in 10.0 mi WNW 12.7 mph - N/A   Clear
6:53 AM -11.9 °F -33.8 °F -18.0 °F 74% 30.44 in 10.0 mi WNW 13.8 mph - N/A   Clear
7:53 AM -11.9 °F -33.0 °F -18.0 °F 74% 30.44 in 10.0 mi WNW 12.7 mph - N/A   Clear
8:53 AM -11.0 °F -33.5 °F -18.0 °F 71% 30.46 in 10.0 mi WNW 15.0 mph - N/A   Clear
9:53 AM -9.9 °F -32.8 °F -17.0 °F 71% 30.47 in 10.0 mi WNW 16.1 mph - N/A   Clear
10:53 AM -9.0 °F -31.7 °F -16.1 °F 71% 30.48 in 10.0 mi WNW 16.1 mph - N/A   Clear
11:53 AM -7.1 °F -27.6 °F -14.1 °F 72% 30.46 in 10.0 mi WNW 13.8 mph - N/A   Clear
12:53 PM -5.1 °F -26.6 °F -13.0 °F 69% 30.43 in 10.0 mi WNW 16.1 mph - N/A   Clear
1:53 PM -2.9 °F -21.6 °F -11.0 °F 68% 30.40 in 10.0 mi WNW 12.7 mph - N/A   Clear
2:53 PM -2.0 °F -21.9 °F -9.9 °F 69% 30.40 in 10.0 mi WNW 15.0 mph - N/A   Clear
3:53 PM -0.9 °F -19.9 °F -9.0 °F 69% 30.40 in 10.0 mi WNW 13.8 mph - N/A   Clear
4:53 PM -0.9 °F -18.3 °F -9.0 °F 69% 30.39 in 10.0 mi WNW 11.5 mph - N/A   Clear
5:53 PM -2.0 °F -19.6 °F -8.0 °F 76% 30.39 in 10.0 mi West 11.5 mph - N/A   Clear
6:53 PM -2.0 °F -19.6 °F -9.0 °F 72% 30.39 in 10.0 mi WNW 11.5 mph - N/A   Clear
7:53 PM -2.9 °F -19.8 °F -9.0 °F 75% 30.39 in 10.0 mi West 10.4 mph - N/A   Clear
8:53 PM -2.9 °F -19.8 °F -9.0 °F 75% 30.39 in 10.0 mi WNW 10.4 mph - N/A   Clear
9:53 PM -2.0 °F -18.7 °F -9.0 °F 72% 30.40 in 10.0 mi NW 10.4 mph - N/A   Clear
10:53 PM -0.9 °F -18.3 °F -9.0 °F 69% 30.39 in 10.0 mi NW 11.5 mph - N/A   Clear
11:53 PM -0.9 °F -16.4 °F -8.0 °F 72% 30.39 in 10.0 mi NW 9.2 mph - N/A   Clear