Weather History for Ankeny, IA

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Monday, September 24, 2012

  Actual Average (KDSM) Record (KDSM)
Temperature  
Mean Temperature 55 °F 62 °F  
Max Temperature 77 °F 73 °F 88 °F (1984)
Min Temperature 33 °F 51 °F 31 °F (1942)
Degree Days  
Heating Degree Days 10 5  
Month to date heating degree days 57  
Since 1 July heating degree days 63  
Cooling Degree Days 0 2  
Month to date cooling degree days 102  
Year to date cooling degree days 1041  
Growing Degree Days 5 (Base 50)    
Moisture  
Dew Point 18 °F    
Average Humidity 52    
Maximum Humidity 100    
Minimum Humidity 4    
Precipitation  
Precipitation 0.00 in 0.09 in 2.12 in (1931)
Month to date precipitation 2.51  
Year to date precipitation 29.23  
Snow  
Snow 0.00 in 0.00 in T in (1985)
Month to date snowfall 0.0  
Since 1 July snowfall 0.0  
Since 1 September snowfall 0.0  
Snow Depth -    
Sea Level Pressure  
Sea Level Pressure 30.03 in    
Wind  
Wind Speed 3 mph (SSW)    
Max Wind Speed 14 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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Date:

Astronomy

Sep. 24, 2012 Rise Set
Actual Time 7:04 AM CDT 7:07 PM CDT
Civil Twilight 6:36 AM CDT 7:34 PM CDT
Nautical Twilight 6:04 AM CDT 8:07 PM CDT
Astronomical Twilight 5:31 AM CDT 8:40 PM CDT
Moon 3:57 PM CDT (9/24) 1:17 AM CDT (9/24)
Length of Visible Light 12h 58m
Length of Day
12h 02m
Waxing Gibbous, 71% of the Moon is Illuminated
Sep 24
Waxing Gibbous
Sep 29
Full
Oct 8
Last Quarter
Oct 15
New
Oct 21
First Quarter

Hourly Weather History & Observations

Time (CDT) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:15 AM 37.4 °F - 35.6 °F 93% 30.23 in 10.0 mi Calm Calm - N/A   Clear
12:35 AM 35.6 °F - 35.6 °F 100% 30.23 in 10.0 mi Calm Calm - N/A   Clear
12:55 AM 35.6 °F - 35.6 °F 100% 30.22 in 10.0 mi Calm Calm - N/A   Clear
1:15 AM 35.6 °F - 35.6 °F 100% 30.22 in 10.0 mi Calm Calm - N/A   Clear
1:35 AM 35.6 °F - 35.6 °F 100% 30.22 in 10.0 mi Calm Calm - N/A   Clear
1:55 AM 35.6 °F - 35.6 °F 100% 30.22 in 10.0 mi Calm Calm - N/A   Clear
2:35 AM 35.6 °F - 35.6 °F 100% 30.21 in 10.0 mi Calm Calm - N/A   Clear
2:55 AM 35.6 °F - 35.6 °F 100% 30.20 in 10.0 mi Calm Calm - N/A   Clear
3:15 AM 33.8 °F - 33.8 °F 100% 30.19 in 10.0 mi Calm Calm - N/A   Clear
3:35 AM 33.8 °F - 33.8 °F 100% 30.19 in 10.0 mi Calm Calm - N/A   Clear
3:55 AM 35.6 °F - 35.6 °F 100% 30.18 in 10.0 mi Calm Calm - N/A   Clear
4:15 AM 35.6 °F - 35.6 °F 100% 30.17 in 10.0 mi Calm Calm - N/A   Clear
4:35 AM 37.4 °F - 37.4 °F 100% 30.17 in 10.0 mi Calm Calm - N/A   Clear
4:55 AM 37.4 °F - 37.4 °F 100% 30.16 in 10.0 mi Calm Calm - N/A   Clear
5:15 AM 37.4 °F - 35.6 °F 93% 30.16 in 10.0 mi Calm Calm - N/A   Clear
5:35 AM 35.6 °F - 35.6 °F 100% 30.16 in 10.0 mi Calm Calm - N/A   Clear
5:55 AM 35.6 °F - 35.6 °F 100% 30.15 in 10.0 mi Calm Calm - N/A   Clear
6:15 AM 37.4 °F - 37.4 °F 100% 30.14 in 10.0 mi Calm Calm - N/A   Clear
6:35 AM 37.4 °F - 35.6 °F 93% 30.14 in 10.0 mi Calm Calm - N/A   Clear
6:55 AM 39.2 °F - 35.6 °F 87% 30.13 in 10.0 mi Calm Calm - N/A   Clear
7:15 AM 37.4 °F - 35.6 °F 93% 30.13 in 10.0 mi Calm Calm - N/A   Clear
7:35 AM 39.2 °F 37.0 °F 35.6 °F 87% 30.13 in 10.0 mi SSE 3.5 mph - N/A   Clear
7:55 AM 41.0 °F 39.0 °F 37.4 °F 87% 30.13 in 10.0 mi SSE 3.5 mph - N/A   Clear
8:15 AM 44.6 °F 43.1 °F 39.2 °F 81% 30.13 in 10.0 mi SSE 3.5 mph - N/A   Clear
8:35 AM 46.4 °F - 39.2 °F 76% 30.12 in 10.0 mi Calm Calm - N/A   Clear
8:55 AM 51.8 °F - 39.2 °F 62% 30.11 in 10.0 mi South 4.6 mph - N/A   Clear
9:15 AM 55.4 °F - 35.6 °F 47% 30.11 in 10.0 mi South 5.8 mph - N/A   Clear
9:35 AM 59.0 °F - 30.2 °F 34% 30.11 in 10.0 mi SSW 10.4 mph 17.3 mph N/A   Clear
9:55 AM 60.8 °F - 30.2 °F 31% 30.11 in 10.0 mi South 10.4 mph 18.4 mph N/A   Clear
10:15 AM 62.6 °F - 28.4 °F 27% 30.10 in 10.0 mi South 11.5 mph 18.4 mph N/A   Clear
10:35 AM 62.6 °F - 28.4 °F 27% 30.10 in 10.0 mi SSW 11.5 mph 18.4 mph N/A   Clear
10:55 AM 66.2 °F - 23.0 °F 19% 30.09 in 10.0 mi SSW 12.7 mph 16.1 mph N/A   Clear
11:15 AM 68.0 °F - 17.6 °F 15% 30.08 in 10.0 mi SSW 11.5 mph - N/A   Clear
11:35 AM 68.0 °F - 14.0 °F 12% 30.07 in 10.0 mi SSW 11.5 mph 18.4 mph N/A   Clear
11:55 AM 69.8 °F - 5.0 °F 8% 30.06 in 10.0 mi SW 11.5 mph - N/A   Clear
12:15 PM 71.6 °F - -0.4 °F 6% 30.05 in 10.0 mi SSW 9.2 mph - N/A   Clear
12:35 PM 71.6 °F - -20.2 °F 4% 30.04 in 10.0 mi SSW 9.2 mph 19.6 mph N/A   Clear
12:55 PM 71.6 °F - -32.8 °F 4% 30.03 in 10.0 mi SSW 9.2 mph - N/A   Clear
1:15 PM 73.4 °F - -43.6 °F 4% 30.01 in 10.0 mi WSW 9.2 mph 16.1 mph N/A   Clear
1:35 PM 73.4 °F - -52.6 °F 4% 29.99 in 10.0 mi WNW 9.2 mph 16.1 mph N/A   Clear
1:55 PM 73.4 °F - -40.0 °F 4% 29.97 in 10.0 mi West 9.2 mph - N/A   Clear
2:15 PM 75.2 °F - -54.4 °F 4% 29.96 in 10.0 mi South 13.8 mph 17.3 mph N/A   Clear
2:35 PM 75.2 °F - -49.0 °F 4% 29.94 in 10.0 mi SW 11.5 mph - N/A   Scattered Clouds
2:55 PM 75.2 °F - -47.2 °F 4% 29.93 in 10.0 mi SSW 9.2 mph - N/A   Clear
3:15 PM 75.2 °F - -47.2 °F 4% 29.92 in 10.0 mi SSW 8.1 mph - N/A   Clear
3:35 PM 77.0 °F - -49.0 °F 4% 29.91 in 10.0 mi SSW 10.4 mph 16.1 mph N/A   Clear
3:55 PM 77.0 °F - -50.8 °F 4% 29.90 in 10.0 mi SSW 9.2 mph - N/A   Clear
4:15 PM 77.0 °F - -34.6 °F 4% 29.89 in 10.0 mi SSW 9.2 mph - N/A   Clear
4:35 PM 77.0 °F - -31.0 °F 4% 29.89 in 10.0 mi SSW 9.2 mph - N/A   Clear
4:55 PM 75.2 °F - -14.8 °F 4% 29.89 in 10.0 mi SSW 8.1 mph - N/A   Clear
5:15 PM 75.2 °F - -0.4 °F 5% 29.88 in 10.0 mi SW 9.2 mph - N/A   Clear
5:35 PM 75.2 °F - -0.4 °F 5% 29.88 in 10.0 mi SSW 8.1 mph - N/A   Clear
5:55 PM 73.4 °F - 10.4 °F 9% 29.88 in 10.0 mi SSW 5.8 mph - N/A   Clear
6:15 PM 71.6 °F - 17.6 °F 13% 29.87 in 10.0 mi SSW 5.8 mph - N/A   Clear
6:35 PM 71.6 °F - 21.2 °F 15% 29.87 in 10.0 mi SSW 6.9 mph - N/A   Clear
6:55 PM 69.8 °F - 26.6 °F 20% 29.87 in 10.0 mi SSW 5.8 mph - N/A   Clear
7:15 PM 68.0 °F - 30.2 °F 24% 29.87 in 10.0 mi SW 3.5 mph - N/A   Clear
7:55 PM 66.2 °F - 33.8 °F 30% 29.88 in 10.0 mi SW 3.5 mph - N/A   Clear
8:15 PM 64.4 °F - 39.2 °F 40% 29.88 in 10.0 mi Calm Calm - N/A   Clear
8:35 PM 57.2 °F - 46.4 °F 67% 29.88 in 10.0 mi Calm Calm - N/A   Clear
8:55 PM 59.0 °F - 46.4 °F 63% 29.87 in 10.0 mi Calm Calm - N/A   Clear
9:15 PM 57.2 °F - 46.4 °F 67% 29.87 in 10.0 mi Calm Calm - N/A   Clear
9:35 PM 55.4 °F - 48.2 °F 77% 29.87 in 10.0 mi Calm Calm - N/A   Clear
9:55 PM 53.6 °F - 48.2 °F 82% 29.86 in 10.0 mi Calm Calm - N/A   Clear
10:15 PM 57.2 °F - 46.4 °F 67% 29.87 in 10.0 mi Calm Calm - N/A   Clear
10:35 PM 53.6 °F - 48.2 °F 82% 29.87 in 10.0 mi Calm Calm - N/A   Clear
10:55 PM 53.6 °F - 48.2 °F 82% 29.86 in 10.0 mi Calm Calm - N/A   Clear
11:55 PM 55.4 °F - 51.8 °F 88% 29.87 in 10.0 mi Calm Calm - N/A   Clear