Weather History for Decatur, IL

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Friday, May 11, 2012

  Actual Average Record
Temperature  
Mean Temperature 60 °F 61 °F  
Max Temperature 75 °F 73 °F 89 °F (2011)
Min Temperature 45 °F 50 °F 45 °F (2012)
Degree Days  
Heating Degree Days 5 5  
Month to date heating degree days 19 68  
Since 1 July heating degree days 4204 5431  
Cooling Degree Days 0 2  
Month to date cooling degree days 51 12  
Year to date cooling degree days 109 26  
Growing Degree Days 10 (Base 50)    
Moisture  
Dew Point 44 °F    
Average Humidity 58    
Maximum Humidity 83    
Minimum Humidity 33    
Precipitation  
Precipitation 0.00 in 0.14 in 0.79 in (2002)
Month to date precipitation 0.93 1.68  
Year to date precipitation 7.68 11.84  
Sea Level Pressure  
Sea Level Pressure 30.12 in    
Wind  
Wind Speed 6 mph (South)    
Max Wind Speed 18 mph    
Max Gust Speed 22 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Daily Weather History Graph

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Astronomy

May. 11, 2012 Rise Set
Actual Time 5:43 AM CDT 8:00 PM CDT
Civil Twilight 5:13 AM CDT 8:30 PM CDT
Nautical Twilight 4:36 AM CDT 9:07 PM CDT
Astronomical Twilight 3:55 AM CDT 9:48 PM CDT
Moon 12:39 AM CDT (5/11) 11:16 AM CDT (5/11)
Length of Visible Light 15h 16m
Length of Day
14h 16m
Waning Gibbous, 63% of the Moon is Illuminated
May 11
Waning Gibbous
May 12
Last Quarter
May 20
New
May 28
First Quarter
Jun 4
Full

Hourly Weather History & Observations

Time (CDT) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:54 AM 52.0 °F 43.0 °F 71% 30.05 in 10.0 mi Calm Calm - N/A   Clear
1:54 AM 54.0 °F 43.0 °F 66% 30.06 in 10.0 mi Calm Calm - N/A   Clear
2:54 AM 50.0 °F 42.1 °F 74% 30.07 in 10.0 mi ESE 3.5 mph - N/A   Clear
3:54 AM 46.0 °F 41.0 °F 83% 30.07 in 10.0 mi Calm Calm - N/A   Clear
4:54 AM 46.9 °F 41.0 °F 80% 30.09 in 10.0 mi East 3.5 mph - N/A   Clear
5:54 AM 46.0 °F 39.9 °F 79% 30.10 in 10.0 mi Calm Calm - N/A   Clear
6:54 AM 51.1 °F 46.0 °F 83% 30.13 in 10.0 mi Calm Calm - N/A   Clear
7:54 AM 60.1 °F 45.0 °F 57% 30.13 in 10.0 mi South 4.6 mph - N/A   Clear
8:54 AM 66.0 °F 43.0 °F 43% 30.14 in 10.0 mi South 6.9 mph - N/A   Clear
9:54 AM 69.1 °F 42.1 °F 38% 30.15 in 10.0 mi SSW 13.8 mph - N/A   Clear
10:54 AM 71.1 °F 42.1 °F 35% 30.15 in 10.0 mi SSW 12.7 mph 18.4 mph N/A   Clear
11:54 AM 72.0 °F 42.1 °F 34% 30.15 in 10.0 mi SSW 15.0 mph 18.4 mph N/A   Clear
12:54 PM 73.0 °F 42.1 °F 33% 30.14 in 10.0 mi South 9.2 mph 17.3 mph N/A   Clear
1:54 PM 73.9 °F 44.1 °F 34% 30.14 in 10.0 mi SSW 11.5 mph 19.6 mph N/A   Clear
2:54 PM 75.0 °F 45.0 °F 34% 30.13 in 10.0 mi South 11.5 mph 17.3 mph N/A   Clear
3:54 PM 73.9 °F 43.0 °F 33% 30.12 in 10.0 mi South 9.2 mph - N/A   Clear
4:54 PM 73.0 °F 44.1 °F 35% 30.13 in 10.0 mi SSW 12.7 mph 18.4 mph N/A   Clear
5:54 PM 72.0 °F 46.0 °F 40% 30.13 in 10.0 mi South 8.1 mph - N/A   Clear
6:54 PM 70.0 °F 45.0 °F 41% 30.13 in 10.0 mi South 6.9 mph - N/A   Clear
7:54 PM 66.9 °F 45.0 °F 45% 30.13 in 10.0 mi South 8.1 mph - N/A   Clear
8:54 PM 64.9 °F 45.0 °F 48% 30.14 in 10.0 mi SSW 3.5 mph - N/A   Clear
9:54 PM 63.0 °F 46.0 °F 54% 30.15 in 10.0 mi SSW 3.5 mph - N/A   Clear
10:54 PM 61.0 °F 46.9 °F 60% 30.16 in 10.0 mi South 3.5 mph - N/A   Clear
11:54 PM 57.0 °F 46.9 °F 69% 30.16 in 10.0 mi Calm Calm - N/A   Clear