Des Moines, IA

10:18 AM CST on January 17, 2017 (GMT -0600)
Des Moines International

Weather History for KDSM - December, 2011

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Wednesday, December 21, 2011

  Actual Average Record
Temperature  
Mean Temperature 39 °F 24 °F  
Max Temperature 48 °F 32 °F 63 °F (1941)
Min Temperature 29 °F 16 °F -18 °F (1989)
Degree Days  
Heating Degree Days 26 41  
Month to date heating degree days 698 794  
Since 1 July heating degree days 1774 2052  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 1353 1066  
Moisture  
Dew Point 29 °F    
Average Humidity 73    
Maximum Humidity 92    
Minimum Humidity 53    
Precipitation  
Precipitation 0.01 in 0.04 in 0.60 in (1881)
Month to date precipitation 2.25 1.03  
Year to date precipitation 36.91 35.63  
Snow  
Snow 0.10 in 0.30 in 3.80 in (1905)
Month to date snowfall 2.0 6.2  
Since 1 July snowfall 5.7 9.1  
Snow Depth T in    
Sea Level Pressure  
Sea Level Pressure 29.78 in    
Wind  
Wind Speed 8 mph (WSW)    
Max Wind Speed 16 mph    
Max Gust Speed 20 mph    
Visibility 6 miles    
Events Snow    
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

Dec. 21, 2011 Rise Set
Actual Time 7:37 AM CST 4:47 PM CST
Civil Twilight 7:06 AM CST 5:19 PM CST
Nautical Twilight 6:31 AM CST 5:54 PM CST
Astronomical Twilight 5:57 AM CST 6:27 PM CST
Moon 4:10 AM CST (12/21) 2:08 PM CST (12/21)
Length of Visible Light 10h 13m
Length of Day
9h 10m
Waning Crescent, 12% of the Moon is Illuminated
Dec 21
Waning Crescent
Dec 24
New
Jan 1
First Quarter
Jan 9
Full
Jan 16
Last Quarter

Hourly Weather History & Observations

Time (CST) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:38 AM 32.0 °F 28.7 °F 30.2 °F 93% 29.77 in 3.0 mi West 3.5 mph - 0.00 in Snow Light Snow
12:54 AM 32.0 °F 28.7 °F 30.0 °F 92% 29.79 in 3.0 mi West 3.5 mph - 0.00 in Snow Light Snow
1:25 AM 32.0 °F 27.5 °F 30.2 °F 93% 29.76 in 2.5 mi West 4.6 mph - 0.00 in Snow Light Snow
1:54 AM 32.0 °F 27.5 °F 30.0 °F 92% 29.78 in 2.0 mi West 4.6 mph - 0.00 in Snow Light Snow
2:04 AM 32.0 °F 27.5 °F 30.2 °F 93% 29.75 in 2.0 mi West 4.6 mph - 0.01 in Snow Light Snow
2:32 AM 32.0 °F 27.5 °F 30.2 °F 93% 29.75 in 2.0 mi WNW 4.6 mph - 0.01 in Snow Light Snow
2:42 AM 32.0 °F 27.5 °F 30.2 °F 93% 29.75 in 2.0 mi WNW 4.6 mph - 0.01 in Snow Light Snow
2:54 AM 32.0 °F 28.7 °F 30.0 °F 92% 29.77 in 2.0 mi WNW 3.5 mph - 0.01 in Snow Light Snow
3:12 AM 32.0 °F - 30.2 °F 93% 29.74 in 2.0 mi Calm Calm - 0.00 in   Overcast
3:54 AM 32.0 °F - 30.0 °F 92% 29.75 in 2.0 mi Calm Calm - 0.00 in   Overcast
3:57 AM 32.0 °F - 30.2 °F 93% 29.73 in 4.0 mi Calm Calm - N/A   Overcast
4:20 AM 32.0 °F - 30.2 °F 93% 29.72 in 4.0 mi Calm Calm - N/A   Overcast
4:38 AM 32.0 °F 28.7 °F 28.4 °F 87% 29.72 in 4.0 mi SW 3.5 mph - N/A   Overcast
4:54 AM 32.0 °F 28.7 °F 28.9 °F 88% 29.75 in 4.0 mi SW 3.5 mph - N/A   Overcast
5:54 AM 32.0 °F 25.6 °F 28.9 °F 88% 29.74 in 5.0 mi South 6.9 mph - N/A   Overcast
6:54 AM 30.2 °F 24.3 °F 28.4 °F 93% 29.72 in 4.0 mi South 5.8 mph - N/A   Mostly Cloudy
7:54 AM 30.0 °F 22.4 °F 28.0 °F 92% 29.74 in 3.0 mi South 8.1 mph - N/A   Partly Cloudy
8:01 AM 30.2 °F 22.6 °F 28.4 °F 93% 29.72 in 2.0 mi South 8.1 mph - N/A   Partly Cloudy
8:54 AM 32.0 °F 24.2 °F 30.0 °F 92% 29.75 in 3.0 mi South 9.2 mph - N/A   Mostly Cloudy
9:54 AM 35.1 °F 27.4 °F 28.9 °F 78% 29.77 in 9.0 mi SSW 10.4 mph - N/A   Scattered Clouds
10:54 AM 39.9 °F 33.4 °F 30.0 °F 68% 29.78 in 10.0 mi SSW 10.4 mph - N/A   Partly Cloudy
11:54 AM 42.1 °F 35.2 °F 28.9 °F 60% 29.75 in 10.0 mi SSW 12.7 mph - N/A   Partly Cloudy
12:54 PM 46.0 °F 39.9 °F 30.0 °F 54% 29.73 in 10.0 mi SW 13.8 mph - N/A   Partly Cloudy
1:54 PM 46.9 °F - 30.0 °F 52% 29.73 in 10.0 mi SSW 11.5 mph - N/A   Partly Cloudy
3:54 PM 44.1 °F 39.0 °F 30.9 °F 60% 29.76 in 10.0 mi WSW 9.2 mph - N/A   Scattered Clouds
4:54 PM 42.1 °F 36.1 °F 30.9 °F 65% 29.79 in 10.0 mi WSW 10.4 mph - N/A   Mostly Cloudy
5:54 PM 39.9 °F 35.1 °F 30.0 °F 68% 29.82 in 10.0 mi West 6.9 mph - N/A   Overcast
6:54 PM 39.9 °F 35.1 °F 28.0 °F 63% 29.83 in 10.0 mi NW 6.9 mph - N/A   Overcast
7:54 PM 37.0 °F 33.3 °F 28.9 °F 73% 29.87 in 10.0 mi WSW 4.6 mph - N/A   Overcast
8:54 PM 37.0 °F 32.4 °F 28.0 °F 70% 29.89 in 10.0 mi WNW 5.8 mph - N/A   Overcast
9:54 PM 37.9 °F 31.5 °F 28.0 °F 68% 29.92 in 10.0 mi North 9.2 mph - N/A   Overcast
10:54 PM 35.1 °F 27.4 °F 26.1 °F 70% 29.96 in 10.0 mi NNW 10.4 mph - N/A   Overcast
11:54 PM 33.1 °F 25.5 °F 25.0 °F 72% 30.00 in 10.0 mi NNW 9.2 mph - N/A   Scattered Clouds