Watertown, SD

6:02 AM CDT on May 24, 2017 (GMT -0500)
Watertown Municipal

Weather History for KATY - September, 2012

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Sunday, September 9, 2012

  Actual Average Record
Temperature  
Mean Temperature 57 °F 62 °F  
Max Temperature 74 °F 74 °F 103 °F (1931)
Min Temperature 39 °F 51 °F 27 °F (1898)
Degree Days  
Heating Degree Days 8 5  
Month to date heating degree days 23 35  
Since 1 July heating degree days 58 92  
Cooling Degree Days 0 2  
Month to date cooling degree days 41 22  
Year to date cooling degree days 777 496  
Growing Degree Days 6 (Base 50)    
Moisture  
Dew Point 40 °F    
Average Humidity 59    
Maximum Humidity 93    
Minimum Humidity 25    
Precipitation  
Precipitation 0.00 in 0.09 in 2.05 in (1900)
Month to date precipitation T 0.84  
Year to date precipitation 15.32 17.07  
Sea Level Pressure  
Sea Level Pressure 30.16 in    
Wind  
Wind Speed 5 mph (SW)    
Max Wind Speed 14 mph    
Max Gust Speed 17 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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Date:

Astronomy

Sep. 09, 2012 Rise Set
Actual Time 7:00 AM CDT 7:49 PM CDT
Civil Twilight 6:31 AM CDT 8:19 PM CDT
Nautical Twilight 5:55 AM CDT 8:54 PM CDT
Astronomical Twilight 5:18 AM CDT 9:31 PM CDT
Moon 12:19 AM CDT (9/9) 3:47 PM CDT (9/9)
Length of Visible Light 13h 48m
Length of Day
12h 48m
Last Quarter, 39% of the Moon is Illuminated
Sep 9
Last Quarter
Sep 15
New
Sep 22
First Quarter
Sep 29
Full
Oct 8
Last Quarter

Hourly Weather History & Observations

Time (CDT) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:53 AM 44.1 °F 40.1 °F 37.9 °F 79% 30.16 in 10.0 mi North 6.9 mph - N/A   Clear
1:53 AM 43.0 °F 40.3 °F 39.0 °F 86% 30.17 in 10.0 mi North 4.6 mph - N/A   Clear
2:53 AM 44.1 °F 41.5 °F 39.0 °F 82% 30.17 in 10.0 mi NNW 4.6 mph - N/A   Clear
3:53 AM 41.0 °F - 39.0 °F 93% 30.19 in 10.0 mi Calm Calm - N/A   Clear
4:53 AM 41.0 °F 38.0 °F 37.9 °F 89% 30.21 in 10.0 mi North 4.6 mph - N/A   Clear
5:53 AM 41.0 °F 38.0 °F 39.0 °F 93% 30.22 in 10.0 mi NNW 4.6 mph - N/A   Clear
6:53 AM 39.9 °F - 37.9 °F 93% 30.23 in 10.0 mi Calm Calm - N/A   Clear
7:53 AM 43.0 °F - 39.0 °F 86% 30.25 in 10.0 mi Calm Calm - N/A   Clear
8:53 AM 50.0 °F - 43.0 °F 77% 30.26 in 10.0 mi Calm Calm - N/A   Clear
9:53 AM 55.9 °F - 45.0 °F 67% 30.26 in 10.0 mi NW 4.6 mph - N/A   Clear
10:53 AM 59.0 °F - 42.1 °F 53% 30.26 in 10.0 mi Calm Calm - N/A   Clear
11:53 AM 62.1 °F - 39.9 °F 44% 30.24 in 10.0 mi Calm Calm - N/A   Clear
12:53 PM 64.9 °F - 37.0 °F 36% 30.22 in 10.0 mi WSW 8.1 mph - N/A   Clear
1:53 PM 69.1 °F - 37.0 °F 31% 30.19 in 10.0 mi SSW 6.9 mph - N/A   Clear
2:53 PM 71.1 °F - 39.0 °F 31% 30.16 in 10.0 mi WSW 6.9 mph - N/A   Clear
3:53 PM 73.0 °F - 39.0 °F 29% 30.13 in 10.0 mi Variable 5.8 mph - N/A   Clear
4:53 PM 73.0 °F - 36.0 °F 26% 30.10 in 10.0 mi SSW 8.1 mph - N/A   Clear
5:53 PM 73.0 °F - 39.0 °F 29% 30.08 in 10.0 mi SSW 12.7 mph - N/A   Clear
6:53 PM 71.1 °F - 41.0 °F 34% 30.07 in 10.0 mi South 10.4 mph - N/A   Clear
7:53 PM 64.9 °F - 43.0 °F 45% 30.06 in 10.0 mi SSE 4.6 mph - N/A   Clear
8:53 PM 61.0 °F - 43.0 °F 52% 30.06 in 10.0 mi South 6.9 mph - N/A   Clear
9:53 PM 57.9 °F - 43.0 °F 58% 30.04 in 10.0 mi SSE 9.2 mph - N/A   Clear
10:53 PM 57.0 °F - 44.1 °F 62% 30.04 in 10.0 mi South 9.2 mph - N/A   Clear
11:53 PM 55.0 °F - 44.1 °F 67% 30.02 in 10.0 mi SSE 6.9 mph - N/A   Clear