Watertown, SD

2:26 AM CST on November 21, 2017 (GMT -0600)
Watertown Municipal

Weather History for KATY - December, 2012

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Wednesday, December 19, 2012

  Actual Average Record
Temperature  
Mean Temperature 15 °F 15 °F  
Max Temperature 22 °F 24 °F 51 °F (1923)
Min Temperature 7 °F 6 °F -28 °F (1955)
Degree Days  
Heating Degree Days 50 50  
Month to date heating degree days 783 902  
Since 1 July heating degree days 2658 2842  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 788 515  
Moisture  
Dew Point 11 °F    
Average Humidity 85    
Maximum Humidity 96    
Minimum Humidity 73    
Precipitation  
Precipitation 0.00 in 0.01 in 0.18 in (1968)
Month to date precipitation 0.87 0.33  
Year to date precipitation 18.33 21.88  
Snow  
Snow 0.00 in - - ()
Month to date snowfall 8.3  
Since 1 July snowfall 8.8  
Snow Depth 6.00 in    
Sea Level Pressure  
Sea Level Pressure 30.00 in    
Wind  
Wind Speed 7 mph (West)    
Max Wind Speed 15 mph    
Max Gust Speed 20 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Daily Weather History Graph

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Date:

Astronomy

Dec. 19, 2012 Rise Set
Actual Time 8:02 AM CST 4:49 PM CST
Civil Twilight 7:28 AM CST 5:23 PM CST
Nautical Twilight 6:51 AM CST 6:00 PM CST
Astronomical Twilight 6:15 AM CST 6:36 PM CST
Moon 11:55 AM CST (12/19) No Moon Set
Length of Visible Light 9h 54m
Length of Day
8h 46m
Waxing Crescent, 45% of the Moon is Illuminated
Dec 19
Waxing Crescent
Dec 19
First Quarter
Dec 28
Full
Jan 4
Last Quarter
Jan 11
New

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 18.0 °F 6.1 °F 14.0 °F 84% 29.86 in 10.0 mi WSW 10.4 mph - N/A   Clear
1:53 AM 14.0 °F 8.2 °F 10.9 °F 88% 29.88 in 10.0 mi South 3.5 mph - N/A   Clear
2:53 AM 14.0 °F 8.2 °F 12.0 °F 92% 29.89 in 10.0 mi SW 3.5 mph - N/A   Clear
3:53 AM 12.0 °F 5.9 °F 10.0 °F 92% 29.89 in 10.0 mi South 3.5 mph - N/A   Clear
4:53 AM 10.0 °F - 7.0 °F 87% 29.91 in 10.0 mi Calm Calm - N/A   Clear
5:53 AM 10.0 °F 3.6 °F 7.0 °F 87% 29.92 in 10.0 mi SSE 3.5 mph - N/A   Clear
6:53 AM 9.0 °F 0.6 °F 6.1 °F 88% 29.95 in 10.0 mi SSE 4.6 mph - N/A   Clear
7:53 AM 8.1 °F - 6.1 °F 92% 29.97 in 10.0 mi Calm Calm - N/A   Clear
8:53 AM 10.0 °F 0.4 °F 8.1 °F 92% 29.98 in 9.0 mi South 5.8 mph - N/A   Clear
9:53 AM 12.0 °F 5.9 °F 10.0 °F 92% 29.99 in 10.0 mi SSE 3.5 mph - N/A   Clear
10:53 AM 17.1 °F 10.0 °F 15.1 °F 92% 30.01 in - SSE 4.6 mph - N/A   Scattered Clouds
11:53 AM 19.0 °F 12.3 °F 15.1 °F 85% 30.01 in 10.0 mi South 4.6 mph - N/A   Partly Cloudy
12:53 PM 21.9 °F 11.7 °F 17.1 °F 82% 30.02 in 10.0 mi NW 9.2 mph - N/A   Partly Cloudy
1:53 PM 21.9 °F 13.4 °F 15.1 °F 75% 30.02 in 10.0 mi WNW 6.9 mph - N/A   Scattered Clouds
2:53 PM 21.0 °F 11.4 °F 15.1 °F 78% 30.02 in 10.0 mi West 8.1 mph - N/A   Overcast
3:53 PM 19.9 °F 10.1 °F 12.9 °F 74% 30.04 in 10.0 mi WNW 8.1 mph - N/A   Overcast
4:53 PM 18.0 °F 8.7 °F 12.0 °F 78% 30.06 in 10.0 mi WNW 6.9 mph - N/A   Mostly Cloudy
5:53 PM 17.1 °F 3.6 °F 12.0 °F 81% 30.08 in 10.0 mi WNW 12.7 mph - N/A   Clear
6:53 PM 17.1 °F 5.0 °F 12.0 °F 81% 30.12 in 10.0 mi NW 10.4 mph - N/A   Overcast
7:53 PM 16.0 °F 3.6 °F 12.0 °F 84% 30.12 in 10.0 mi NW 10.4 mph - N/A   Overcast
8:53 PM 16.0 °F 2.9 °F 10.9 °F 81% 30.10 in 10.0 mi NNW 11.5 mph - N/A   Scattered Clouds
9:53 PM 15.1 °F 1.1 °F 10.9 °F 84% 30.08 in 10.0 mi NNW 12.7 mph - N/A   Clear
10:17 PM 15.8 °F 2.7 °F 10.4 °F 79% 29.97 in 10.0 mi NNW 11.5 mph - N/A   Mostly Cloudy
10:53 PM 15.1 °F 1.1 °F 10.9 °F 84% 30.08 in 10.0 mi NNW 12.7 mph - N/A   Overcast
11:53 PM 15.1 °F 1.8 °F 12.0 °F 88% 30.09 in 10.0 mi NNW 11.5 mph - N/A   Overcast