Weather History for Des Moines, IA

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Monday, December 12, 2011

  Actual Average Record
Temperature  
Mean Temperature 41 °F 27 °F  
Max Temperature 43 °F 35 °F 64 °F (1968)
Min Temperature 38 °F 19 °F -11 °F (1961)
Degree Days  
Heating Degree Days 24 38  
Month to date heating degree days 453 436  
Since 1 July heating degree days 1529 1694  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 1353 1066  
Moisture  
Dew Point 32 °F    
Average Humidity 71    
Maximum Humidity 79    
Minimum Humidity 62    
Precipitation  
Precipitation T in 0.04 in 0.59 in (1991)
Month to date precipitation 1.48 0.63  
Year to date precipitation 36.14 35.23  
Snow  
Snow 0.00 in 0.30 in 6.30 in (1972)
Month to date snowfall 1.9 3.5  
Since 1 July snowfall 5.6 6.4  
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 30.26 in    
Wind  
Wind Speed 8 mph (South)    
Max Wind Speed 17 mph    
Max Gust Speed 21 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Astronomy

Dec. 12, 2011 Rise Set
Actual Time 7:31 AM CST 4:44 PM CST
Civil Twilight 7:00 AM CST 5:16 PM CST
Nautical Twilight 6:25 AM CST 5:51 PM CST
Astronomical Twilight 5:51 AM CST 6:24 PM CST
Moon 6:57 PM CST (12/12) 9:03 AM CST (12/12)
Length of Visible Light 10h 15m
Length of Day
9h 13m
Waning Gibbous, 95% of the Moon is Illuminated
Dec 12
Waning Gibbous
Dec 17
Last Quarter
Dec 24
New
Jan 1
First Quarter
Jan 9
Full

Hourly Weather History & Observations

Time (CST) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:54 AM 43.0 °F 36.4 °F 33.1 °F 68% 30.21 in 10.0 mi SSW 12.7 mph 20.7 mph 0.00 in   Overcast
1:54 AM 43.0 °F 36.0 °F 32.0 °F 65% 30.21 in 10.0 mi South 13.8 mph - N/A   Overcast
2:54 AM 42.1 °F 36.6 °F 33.1 °F 70% 30.22 in 10.0 mi South 9.2 mph - 0.00 in   Overcast
3:54 AM 42.1 °F 37.1 °F 32.0 °F 67% 30.21 in 10.0 mi South 8.1 mph - N/A   Overcast
4:54 AM 41.0 °F 35.2 °F 32.0 °F 70% 30.22 in 10.0 mi South 9.2 mph - N/A   Overcast
5:54 AM 41.0 °F 35.2 °F 32.0 °F 70% 30.22 in 10.0 mi South 9.2 mph - N/A   Overcast
6:54 AM 41.0 °F 33.9 °F 32.0 °F 70% 30.22 in 10.0 mi South 12.7 mph - N/A   Overcast
7:54 AM 41.0 °F 35.2 °F 30.9 °F 67% 30.23 in 10.0 mi South 9.2 mph - N/A   Overcast
8:54 AM 41.0 °F 34.7 °F 30.9 °F 67% 30.24 in 10.0 mi SSW 10.4 mph - N/A   Overcast
9:54 AM 41.0 °F 36.4 °F 30.9 °F 67% 30.26 in 10.0 mi SSW 6.9 mph - N/A   Overcast
10:54 AM 42.1 °F 36.1 °F 30.9 °F 65% 30.26 in 10.0 mi South 10.4 mph - N/A   Overcast
11:54 AM 42.1 °F 36.1 °F 30.0 °F 62% 30.25 in 10.0 mi SSW 10.4 mph - N/A   Overcast
12:54 PM 42.8 °F 39.3 °F 30.2 °F 61% 30.22 in 10.0 mi South 5.8 mph - N/A   Overcast
1:54 PM 42.8 °F 38.6 °F 30.2 °F 61% 30.22 in 10.0 mi South 6.9 mph - N/A   Overcast
2:54 PM 41.0 °F 35.8 °F 32.0 °F 70% 30.24 in 10.0 mi SSE 8.1 mph - N/A   Overcast
3:54 PM 41.0 °F 36.4 °F 33.1 °F 73% 30.26 in 10.0 mi South 6.9 mph - N/A   Overcast
4:54 PM 39.2 °F 33.6 °F 33.8 °F 81% 30.25 in 10.0 mi South 8.1 mph - N/A   Overcast
5:54 PM 39.0 °F 34.8 °F 33.1 °F 79% 30.28 in 10.0 mi SSE 5.8 mph - N/A   Overcast
6:54 PM 39.0 °F 33.4 °F 33.1 °F 79% 30.30 in 10.0 mi SSE 8.1 mph - N/A   Overcast
7:54 PM 39.0 °F 34.8 °F 33.1 °F 79% 30.31 in 10.0 mi SSE 5.8 mph - N/A   Overcast
8:54 PM 39.0 °F 35.7 °F 32.0 °F 76% 30.31 in 10.0 mi SSE 4.6 mph - N/A   Overcast
9:33 PM 39.2 °F 35.9 °F 32.0 °F 75% 30.30 in 10.0 mi SSE 4.6 mph - N/A   Overcast
9:54 PM 39.0 °F 35.7 °F 32.0 °F 76% 30.32 in 10.0 mi SE 4.6 mph - N/A   Overcast
10:54 PM 39.0 °F 35.7 °F 32.0 °F 76% 30.33 in 10.0 mi SSE 4.6 mph - N/A   Overcast
11:54 PM 39.0 °F 34.8 °F 32.0 °F 76% 30.32 in 10.0 mi SSE 5.8 mph - N/A   Overcast