Weather History for Ankeny, IA

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Tuesday, February 21, 2012

  Actual Average (KDSM) Record (KDSM)
Temperature  
Mean Temperature 42 °F 30 °F  
Max Temperature 48 °F 38 °F 67 °F (1991)
Min Temperature 35 °F 21 °F -9 °F (1885)
Degree Days  
Heating Degree Days 24 35  
Month to date heating degree days 814  
Since 1 July heating degree days 4594  
Cooling Degree Days 0 0  
Month to date cooling degree days 0  
Year to date cooling degree days 0  
Moisture  
Dew Point 30 °F    
Average Humidity 66    
Maximum Humidity 87    
Minimum Humidity 43    
Precipitation  
Precipitation 0.00 in 0.05 in 1.22 in (1976)
Month to date precipitation 0.90  
Year to date precipitation 1.90  
Snow  
Snow 0.00 in 0.20 in 9.80 in (1976)
Month to date snowfall 6.2  
Since 1 July snowfall 26.6  
Snow Depth -    
Sea Level Pressure  
Sea Level Pressure 29.71 in    
Wind  
Wind Speed 9 mph (West)    
Max Wind Speed 26 mph    
Max Gust Speed 32 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Feb. 21, 2012 Rise Set
Actual Time 7:01 AM CST 5:54 PM CST
Civil Twilight 6:33 AM CST 6:22 PM CST
Nautical Twilight 6:01 AM CST 6:55 PM CST
Astronomical Twilight 5:29 AM CST 7:27 PM CST
Moon 6:30 AM CST (2/21) 6:02 PM CST (2/21)
Length of Visible Light 11h 49m
Length of Day
10h 52m
Waning Crescent, 0% of the Moon is Illuminated
Feb 21
Waning Crescent
Feb 21
New
Feb 29
First Quarter
Mar 8
Full
Mar 14
Last Quarter

Hourly Weather History & Observations

Time (CST) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:15 AM 37.4 °F 34.9 °F 28.4 °F 70% 29.63 in 10.0 mi SSE 3.5 mph - N/A   Overcast
12:35 AM 37.4 °F 32.8 °F 28.4 °F 70% 29.63 in 10.0 mi SE 5.8 mph - N/A   Overcast
12:55 AM 37.4 °F 34.9 °F 30.2 °F 75% 29.63 in 10.0 mi SE 3.5 mph - N/A   Overcast
1:15 AM 37.4 °F - 28.4 °F 70% 29.62 in 10.0 mi Calm Calm - N/A   Overcast
1:35 AM 37.4 °F - 28.4 °F 70% 29.62 in 10.0 mi Calm Calm - N/A   Overcast
1:55 AM 37.4 °F - 30.2 °F 75% 29.62 in 10.0 mi Calm Calm - N/A   Overcast
2:15 AM 37.4 °F - 30.2 °F 75% 29.61 in 10.0 mi Calm Calm - N/A   Overcast
2:35 AM 37.4 °F - 30.2 °F 75% 29.61 in 10.0 mi Calm Calm - N/A   Overcast
2:55 AM 37.4 °F - 30.2 °F 75% 29.60 in 10.0 mi Calm Calm - N/A   Overcast
3:35 AM 37.4 °F - 30.2 °F 75% 29.59 in 10.0 mi Calm Calm - N/A   Overcast
3:55 AM 37.4 °F 34.9 °F 32.0 °F 81% 29.59 in 10.0 mi SW 3.5 mph - N/A   Overcast
4:15 AM 39.2 °F 34.2 °F 33.8 °F 81% 29.60 in 10.0 mi WSW 6.9 mph - N/A   Overcast
4:35 AM 39.2 °F 32.5 °F 33.8 °F 81% 29.60 in 10.0 mi West 10.4 mph - N/A   Overcast
4:55 AM 39.2 °F 29.6 °F 35.6 °F 87% 29.62 in 7.0 mi WNW 19.6 mph 23.0 mph N/A   Overcast
5:15 AM 37.4 °F 25.6 °F 32.0 °F 81% 29.65 in 10.0 mi WNW 26.5 mph 32.2 mph N/A   Overcast
5:35 AM 37.4 °F 28.5 °F 30.2 °F 75% 29.66 in 10.0 mi WNW 15.0 mph 27.6 mph N/A   Overcast
5:55 AM 37.4 °F 27.8 °F 30.2 °F 75% 29.67 in 10.0 mi WNW 17.3 mph 28.8 mph N/A   Overcast
6:15 AM 37.4 °F 27.8 °F 30.2 °F 75% 29.67 in 10.0 mi WNW 17.3 mph 25.3 mph N/A   Overcast
6:35 AM 37.4 °F 28.9 °F 30.2 °F 75% 29.69 in 10.0 mi WNW 13.8 mph 20.7 mph N/A   Overcast
6:55 AM 35.6 °F 26.6 °F 30.2 °F 81% 29.70 in 10.0 mi West 13.8 mph 21.9 mph N/A   Mostly Cloudy
7:15 AM 35.6 °F 26.2 °F 30.2 °F 81% 29.71 in 10.0 mi West 15.0 mph 19.6 mph N/A   Mostly Cloudy
7:35 AM 35.6 °F 26.6 °F 30.2 °F 81% 29.72 in 10.0 mi West 13.8 mph 17.3 mph N/A   Scattered Clouds
7:55 AM 35.6 °F 26.2 °F 30.2 °F 81% 29.73 in 10.0 mi West 15.0 mph 18.4 mph N/A   Scattered Clouds
8:15 AM 35.6 °F 24.8 °F 30.2 °F 81% 29.74 in 10.0 mi West 19.6 mph 24.2 mph N/A   Mostly Cloudy
8:35 AM 37.4 °F 28.5 °F 30.2 °F 75% 29.75 in 10.0 mi West 15.0 mph - N/A   Overcast
8:55 AM 37.4 °F 29.8 °F 30.2 °F 75% 29.76 in 10.0 mi West 11.5 mph - N/A   Overcast
9:15 AM 37.4 °F 29.3 °F 32.0 °F 81% 29.76 in 10.0 mi West 12.7 mph - N/A   Mostly Cloudy
9:35 AM 39.2 °F 31.2 °F 33.8 °F 81% 29.76 in 10.0 mi West 13.8 mph - N/A   Clear
9:55 AM 41.0 °F 33.9 °F 33.8 °F 76% 29.76 in 10.0 mi West 12.7 mph 25.3 mph N/A   Scattered Clouds
10:15 AM 42.8 °F 34.8 °F 32.0 °F 66% 29.76 in 10.0 mi West 17.3 mph 26.5 mph N/A   Clear
10:35 AM 42.8 °F 34.5 °F 32.0 °F 66% 29.76 in 10.0 mi West 18.4 mph 26.5 mph N/A   Clear
11:15 AM 46.4 °F 39.8 °F 32.0 °F 57% 29.76 in 10.0 mi WNW 16.1 mph 27.6 mph N/A   Clear
11:35 AM 46.4 °F 39.0 °F 32.0 °F 57% 29.76 in 10.0 mi West 19.6 mph 26.5 mph N/A   Clear
11:55 AM 44.6 °F 36.9 °F 32.0 °F 61% 29.76 in 10.0 mi West 18.4 mph 26.5 mph N/A   Clear
12:15 PM 46.4 °F 39.0 °F 32.0 °F 57% 29.75 in 10.0 mi WNW 19.6 mph 26.5 mph N/A   Scattered Clouds
12:35 PM 46.4 °F 40.1 °F 30.2 °F 53% 29.75 in 10.0 mi WNW 15.0 mph 28.8 mph N/A   Scattered Clouds
12:55 PM 46.4 °F 39.8 °F 30.2 °F 53% 29.74 in 10.0 mi West 16.1 mph 24.2 mph N/A   Scattered Clouds
1:15 PM 46.4 °F 38.5 °F 30.2 °F 53% 29.74 in 10.0 mi WNW 21.9 mph - N/A   Mostly Cloudy
1:35 PM 46.4 °F 39.5 °F 28.4 °F 50% 29.74 in 10.0 mi West 17.3 mph 28.8 mph N/A   Scattered Clouds
1:55 PM 46.4 °F 38.5 °F 28.4 °F 50% 29.74 in 10.0 mi WSW 21.9 mph 26.5 mph N/A   Mostly Cloudy
2:15 PM 48.2 °F - 28.4 °F 46% 29.74 in 10.0 mi West 20.7 mph 32.2 mph N/A   Mostly Cloudy
2:35 PM 46.4 °F 39.2 °F 28.4 °F 50% 29.74 in 10.0 mi West 18.4 mph 26.5 mph N/A   Scattered Clouds
2:55 PM 46.4 °F 38.1 °F 28.4 °F 50% 29.74 in 10.0 mi WSW 24.2 mph - N/A   Scattered Clouds
3:15 PM 46.4 °F 39.2 °F 28.4 °F 50% 29.75 in 10.0 mi West 18.4 mph 26.5 mph N/A   Scattered Clouds
3:35 PM 46.4 °F 39.5 °F 28.4 °F 50% 29.75 in 10.0 mi West 17.3 mph 26.5 mph N/A   Scattered Clouds
3:55 PM 48.2 °F - 26.6 °F 43% 29.75 in 10.0 mi West 17.3 mph 24.2 mph N/A   Mostly Cloudy
4:15 PM 46.4 °F 39.2 °F 26.6 °F 46% 29.75 in 10.0 mi West 18.4 mph 24.2 mph N/A   Scattered Clouds
4:35 PM 46.4 °F 40.1 °F 26.6 °F 46% 29.75 in 10.0 mi West 15.0 mph 18.4 mph N/A   Scattered Clouds
4:55 PM 46.4 °F 39.2 °F 24.8 °F 43% 29.75 in 10.0 mi West 18.4 mph 23.0 mph N/A   Clear
5:15 PM 44.6 °F 38.4 °F 26.6 °F 49% 29.75 in 10.0 mi West 12.7 mph 23.0 mph N/A   Clear
5:35 PM 44.6 °F 37.8 °F 24.8 °F 46% 29.75 in 10.0 mi West 15.0 mph - N/A   Clear
5:55 PM 42.8 °F 37.5 °F 26.6 °F 53% 29.76 in 10.0 mi West 9.2 mph - N/A   Clear
6:35 PM 39.2 °F 35.9 °F 26.6 °F 61% 29.76 in 10.0 mi WSW 4.6 mph - N/A   Clear
6:55 PM 39.2 °F 37.0 °F 26.6 °F 61% 29.76 in 10.0 mi West 3.5 mph - N/A   Clear
7:15 PM 39.2 °F 37.0 °F 26.6 °F 61% 29.76 in 10.0 mi WSW 3.5 mph - N/A   Clear
7:35 PM 37.4 °F 34.9 °F 26.6 °F 65% 29.76 in 10.0 mi WSW 3.5 mph - N/A   Clear
7:55 PM 37.4 °F 33.8 °F 26.6 °F 65% 29.75 in 10.0 mi WSW 4.6 mph - N/A   Clear
8:15 PM 35.6 °F 30.7 °F 26.6 °F 70% 29.76 in 10.0 mi SW 5.8 mph - N/A   Clear
8:35 PM 37.4 °F 34.9 °F 26.6 °F 65% 29.75 in 10.0 mi SSW 3.5 mph - N/A   Scattered Clouds
8:55 PM 35.6 °F 32.8 °F 26.6 °F 70% 29.74 in 10.0 mi SW 3.5 mph - N/A   Clear
9:15 PM 32.0 °F - 24.8 °F 75% 29.73 in 10.0 mi Calm Calm - N/A   Clear
9:35 PM 32.0 °F - 26.6 °F 80% 29.72 in 10.0 mi Calm Calm - N/A   Clear
9:55 PM 32.0 °F - 26.6 °F 80% 29.71 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
10:15 PM 32.0 °F - 26.6 °F 80% 29.70 in 10.0 mi Calm Calm - N/A   Overcast
10:35 PM 33.8 °F 30.8 °F 28.4 °F 81% 29.70 in 10.0 mi South 3.5 mph - N/A   Overcast
10:55 PM 33.8 °F - 26.6 °F 75% 29.69 in 10.0 mi Calm Calm - N/A   Overcast
11:15 PM 33.8 °F - 28.4 °F 81% 29.68 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
11:35 PM 35.6 °F - 28.4 °F 75% 29.67 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
11:55 PM 33.8 °F - 28.4 °F 81% 29.66 in 10.0 mi Calm Calm - N/A   Mostly Cloudy