Weather History for Decatur, IL

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Monday, September 17, 2012

  Actual Average Record
Temperature  
Mean Temperature 66 °F 66 °F  
Max Temperature 77 °F 78 °F 89 °F (2007)
Min Temperature 54 °F 54 °F 41 °F (1999)
Degree Days  
Heating Degree Days 0 2  
Month to date heating degree days 13 14  
Since 1 July heating degree days 13 20  
Cooling Degree Days 1 3  
Month to date cooling degree days 104 83  
Year to date cooling degree days 1418 1001  
Growing Degree Days 14 (Base 50)    
Moisture  
Dew Point 60 °F    
Average Humidity 80    
Maximum Humidity 100    
Minimum Humidity 60    
Precipitation  
Precipitation 0.16 in 0.07 in 0.91 in (2002)
Month to date precipitation 5.01 1.96  
Year to date precipitation 18.00 28.27  
Sea Level Pressure  
Sea Level Pressure 29.91 in    
Wind  
Wind Speed 4 mph (West)    
Max Wind Speed 21 mph    
Max Gust Speed 26 mph    
Visibility 6 miles    
Events Fog , Rain , Thunderstorm    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Sep. 17, 2012 Rise Set
Actual Time 6:38 AM CDT 6:59 PM CDT
Civil Twilight 6:11 AM CDT 7:26 PM CDT
Nautical Twilight 5:39 AM CDT 7:58 PM CDT
Astronomical Twilight 5:07 AM CDT 8:31 PM CDT
Moon 8:27 AM CDT (9/17) 7:42 PM CDT (9/17)
Length of Visible Light 13h 15m
Length of Day
12h 21m
Waxing Crescent, 3% of the Moon is Illuminated
Sep 17
Waxing Crescent
Sep 22
First Quarter
Sep 29
Full
Oct 8
Last Quarter
Oct 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 57.9 °F 57.0 °F 97% 29.99 in 10.0 mi Calm Calm - N/A   Clear
1:54 AM 55.9 °F 55.0 °F 97% 29.99 in 8.0 mi Calm Calm - N/A   Clear
2:13 AM 55.4 °F 55.4 °F 100% 30.00 in 9.0 mi Calm Calm - N/A   Mostly Cloudy
2:21 AM 55.4 °F 55.4 °F 100% 29.99 in 1.5 mi Calm Calm - N/A   Mostly Cloudy
2:27 AM 55.4 °F 55.4 °F 100% 29.99 in 0.2 mi Calm Calm - N/A Fog Fog
2:35 AM 55.4 °F 55.4 °F 100% 29.99 in 0.2 mi Calm Calm - N/A Fog Fog
2:47 AM 55.4 °F 55.4 °F 100% 29.99 in 1.0 mi Calm Calm - N/A   Mist
2:51 AM 55.4 °F 55.4 °F 100% 29.98 in 2.0 mi Calm Calm - N/A   Scattered Clouds
2:54 AM 55.0 °F 55.0 °F 100% 29.98 in 4.0 mi Calm Calm - N/A   Scattered Clouds
3:09 AM 55.4 °F 55.4 °F 100% 29.98 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
3:47 AM 55.4 °F 55.4 °F 100% 29.97 in 1.8 mi Calm Calm - N/A   Mostly Cloudy
3:54 AM 55.0 °F 55.0 °F 100% 29.96 in 4.0 mi Calm Calm - N/A   Scattered Clouds
4:00 AM 53.6 °F 53.6 °F 100% 29.97 in 6.0 mi Calm Calm - N/A   Mostly Cloudy
4:12 AM 53.6 °F 53.6 °F 100% 29.96 in 7.0 mi Calm Calm - N/A   Mostly Cloudy
4:44 AM 55.4 °F 55.4 °F 100% 29.96 in 1.0 mi Calm Calm - N/A   Mist
4:47 AM 55.4 °F 55.4 °F 100% 29.96 in 0.2 mi Calm Calm - N/A Fog Fog
4:54 AM 55.0 °F 55.0 °F 100% 29.95 in 0.2 mi Calm Calm - N/A Fog Fog
5:54 AM 57.0 °F 57.0 °F 100% 29.95 in 0.2 mi Calm Calm - N/A Fog Fog
6:31 AM 57.2 °F 57.2 °F 100% 29.96 in 0.2 mi Calm Calm - N/A Fog Fog
6:39 AM 57.2 °F 57.2 °F 100% 29.96 in 0.8 mi Calm Calm - N/A   Mist
6:47 AM 57.2 °F 57.2 °F 100% 29.96 in 0.2 mi Calm Calm - N/A Fog Fog
6:54 AM 57.9 °F 57.9 °F 100% 29.96 in 0.2 mi Calm Calm - N/A Fog Fog
7:54 AM 60.1 °F 60.1 °F 100% 29.96 in 0.2 mi Calm Calm - N/A Fog Fog
8:02 AM 60.8 °F 60.8 °F 100% 29.96 in 0.2 mi Calm Calm - N/A Fog Fog
8:16 AM 60.8 °F 60.8 °F 100% 29.96 in 0.8 mi Calm Calm - N/A   Overcast
8:30 AM 62.6 °F 62.6 °F 100% 29.95 in 1.0 mi Calm Calm - N/A   Overcast
8:54 AM 64.0 °F 64.0 °F 100% 29.94 in 3.0 mi Calm Calm - N/A   Overcast
9:00 AM 64.4 °F 64.4 °F 100% 29.95 in 4.0 mi Calm Calm - N/A   Overcast
9:10 AM 64.4 °F 64.4 °F 100% 29.95 in 4.0 mi Calm Calm - N/A   Mostly Cloudy
9:18 AM 64.4 °F 64.4 °F 100% 29.95 in 4.0 mi Calm Calm - N/A   Scattered Clouds
9:54 AM 68.0 °F 64.9 °F 90% 29.94 in 7.0 mi Calm Calm - N/A   Partly Cloudy
10:23 AM 69.8 °F 64.4 °F 83% 29.94 in 9.0 mi WNW 3.5 mph - N/A   Mostly Cloudy
10:52 AM 69.8 °F 64.4 °F 83% 29.93 in 10.0 mi Calm Calm - N/A   Scattered Clouds
10:53 AM 70.0 °F 64.0 °F 81% 29.92 in 10.0 mi SSW 3.5 mph - N/A   Scattered Clouds
11:54 AM 72.0 °F 63.0 °F 73% 29.91 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
12:01 PM 73.4 °F 64.4 °F 73% 29.91 in 10.0 mi Calm Calm - N/A   Overcast
12:43 PM 73.4 °F 62.6 °F 69% 29.89 in 10.0 mi SW 4.6 mph - N/A   Mostly Cloudy
12:54 PM 73.0 °F 63.0 °F 71% 29.88 in 10.0 mi SSW 6.9 mph - N/A   Mostly Cloudy
1:54 PM 75.9 °F 62.1 °F 62% 29.86 in 10.0 mi SSW 8.1 mph - N/A   Mostly Cloudy
2:02 PM 75.2 °F 62.6 °F 65% 29.86 in 10.0 mi Variable 4.6 mph - N/A   Mostly Cloudy
2:54 PM 75.9 °F 62.1 °F 62% 29.83 in 10.0 mi Calm Calm - N/A   Scattered Clouds
3:54 PM 75.9 °F 61.0 °F 60% 29.80 in 10.0 mi West 3.5 mph - N/A   Overcast
4:54 PM 75.9 °F 62.1 °F 62% 29.79 in 10.0 mi WSW 3.5 mph - N/A   Partly Cloudy
5:54 PM 75.0 °F 62.1 °F 64% 29.78 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
6:54 PM 72.0 °F 64.0 °F 76% 29.77 in 10.0 mi SW 8.1 mph - N/A   Scattered Clouds
7:54 PM 69.1 °F 64.9 °F 87% 29.77 in 10.0 mi SW 6.9 mph - N/A   Clear
8:54 PM 69.1 °F 64.9 °F 87% 29.78 in 10.0 mi WSW 8.1 mph - N/A Thunderstorm Mostly Cloudy
9:16 PM 64.4 °F 62.6 °F 94% 29.82 in 3.0 mi NW 11.5 mph - 0.12 in Rain , Thunderstorm Heavy Thunderstorms and Rain
9:30 PM 64.4 °F 62.6 °F 94% 29.81 in 9.0 mi NNW 12.7 mph 19.6 mph 0.15 in Rain , Thunderstorm Light Thunderstorms and Rain
9:47 PM 64.4 °F 62.6 °F 94% 29.80 in 9.0 mi North 8.1 mph - 0.16 in Rain Rain
9:54 PM 64.0 °F 62.1 °F 93% 29.80 in 10.0 mi North 8.1 mph - 0.16 in Rain Light Rain
10:09 PM 64.4 °F 62.6 °F 94% 29.82 in 10.0 mi NW 15.0 mph 20.7 mph 0.00 in   Overcast
10:18 PM 64.4 °F 62.6 °F 94% 29.82 in 10.0 mi NNW 11.5 mph 20.7 mph 0.00 in   Overcast
10:54 PM 62.1 °F 59.0 °F 90% 29.82 in 10.0 mi NNW 15.0 mph 24.2 mph 0.00 in   Overcast
11:54 PM 61.0 °F 57.0 °F 87% 29.82 in 10.0 mi NNW 15.0 mph - N/A   Overcast