Weather History for Waterloo, IA

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Tuesday, August 21, 2012

  Actual Average Record
Temperature  
Mean Temperature 63 °F 71 °F  
Max Temperature 81 °F 82 °F 101 °F (1916)
Min Temperature 45 °F 60 °F 39 °F (2004)
Degree Days  
Heating Degree Days 2 1  
Month to date heating degree days 15 4  
Since 1 June heating degree days 34 34  
Since 1 July heating degree days 15 8  
Cooling Degree Days 0 6  
Month to date cooling degree days 107 152  
Year to date cooling degree days 909 656  
Since 1 June cooling degree days 786 600  
Growing Degree Days 13 (Base 50)    
Moisture  
Dew Point 45 °F    
Average Humidity 59    
Maximum Humidity 93    
Minimum Humidity 25    
Precipitation  
Precipitation 0.00 in 0.14 in 1.29 in (1920)
Month to date precipitation 1.16 3.01  
Year to date precipitation 15.13 25.02  
Snow  
Snow 0.00 in 0.00 in - ()
Month to date snowfall 0.0 0.0  
Since 1 June snowfall 0.0 0.0  
Since 1 July snowfall 0.0 0.0  
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 30.06 in    
Wind  
Wind Speed 3 mph (South)    
Max Wind Speed 12 mph    
Max Gust Speed 18 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Astronomy

Aug. 21, 2012 Rise Set
Actual Time 6:23 AM CDT 8:01 PM CDT
Civil Twilight 5:53 AM CDT 8:30 PM CDT
Nautical Twilight 5:17 AM CDT 9:06 PM CDT
Astronomical Twilight 4:38 AM CDT 9:45 PM CDT
Moon 11:02 AM CDT (8/21) 9:53 PM CDT (8/21)
Length of Visible Light 14h 37m
Length of Day
13h 37m
Waxing Crescent, 19% of the Moon is Illuminated
Aug 21
Waxing Crescent
Aug 24
First Quarter
Aug 31
Full
Sep 8
Last Quarter
Sep 15
New

Hourly Weather History & Observations

Time (CDT) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:54 AM 55.0 °F 48.0 °F 77% 30.04 in 10.0 mi Calm Calm - N/A   Scattered Clouds
1:54 AM 52.0 °F 48.0 °F 86% 30.04 in 10.0 mi Calm Calm - N/A   Clear
2:54 AM 48.9 °F 46.0 °F 90% 30.05 in 10.0 mi Calm Calm - N/A   Clear
3:54 AM 48.9 °F 45.0 °F 86% 30.05 in 10.0 mi Calm Calm - N/A   Clear
4:54 AM 48.0 °F 44.1 °F 86% 30.06 in 10.0 mi Calm Calm - N/A   Clear
5:54 AM 46.9 °F 44.1 °F 90% 30.06 in 10.0 mi Calm Calm - N/A   Clear
6:54 AM 45.0 °F 43.0 °F 93% 30.07 in 10.0 mi Calm Calm - N/A   Clear
7:54 AM 54.0 °F 48.0 °F 80% 30.09 in 10.0 mi Calm Calm - N/A   Clear
8:54 AM 62.1 °F 48.0 °F 60% 30.09 in 10.0 mi Calm Calm - N/A   Clear
9:54 AM 70.0 °F 44.1 °F 39% 30.09 in 10.0 mi SSE 4.6 mph - N/A   Clear
10:54 AM 73.9 °F 39.9 °F 29% 30.08 in 10.0 mi South 3.5 mph - N/A   Clear
11:54 AM 75.0 °F 39.9 °F 28% 30.09 in 10.0 mi Calm Calm - N/A   Clear
12:54 PM 77.0 °F 41.0 °F 28% 30.08 in 10.0 mi SSW 6.9 mph - N/A   Clear
1:54 PM 79.0 °F 39.9 °F 25% 30.06 in 10.0 mi Variable 4.6 mph - N/A   Clear
2:54 PM 80.1 °F 41.0 °F 25% 30.05 in 10.0 mi Variable 3.5 mph - N/A   Clear
3:54 PM 81.0 °F 42.1 °F 25% 30.04 in 10.0 mi SSE 11.5 mph - N/A   Clear
4:54 PM 80.1 °F 43.0 °F 27% 30.04 in 10.0 mi South 9.2 mph - N/A   Clear
5:54 PM 79.0 °F 43.0 °F 28% 30.04 in 10.0 mi South 6.9 mph - N/A   Clear
6:54 PM 77.0 °F 44.1 °F 31% 30.04 in 10.0 mi SSW 5.8 mph - N/A   Clear
7:54 PM 72.0 °F 48.0 °F 43% 30.04 in 10.0 mi South 4.6 mph - N/A   Clear
8:54 PM 68.0 °F 52.0 °F 56% 30.04 in 10.0 mi SSE 4.6 mph - N/A   Clear
9:54 PM 60.1 °F 48.9 °F 67% 30.04 in 10.0 mi Calm Calm - N/A   Clear
10:54 PM 53.1 °F 48.9 °F 86% 30.04 in 10.0 mi East 4.6 mph - N/A   Clear
11:54 PM 55.9 °F 48.9 °F 77% 30.04 in 10.0 mi Calm Calm - N/A   Clear