Weather History for Decatur, IL

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Tuesday, September 17, 2013

  Actual Average Record
Temperature  
Mean Temperature 62 °F 66 °F  
Max Temperature 76 °F 78 °F 89 °F (2007)
Min Temperature 48 °F 54 °F 41 °F (1999)
Degree Days  
Heating Degree Days 3 2  
Month to date heating degree days 19 14  
Since 1 July heating degree days 29 20  
Cooling Degree Days 0 3  
Month to date cooling degree days 129 83  
Year to date cooling degree days 1001 1001  
Growing Degree Days 12 (Base 50)    
Moisture  
Dew Point 50 °F    
Average Humidity 67    
Maximum Humidity 93    
Minimum Humidity 41    
Precipitation  
Precipitation 0.00 in 0.07 in 0.91 in (2002)
Month to date precipitation 0.14 1.96  
Year to date precipitation 26.51 28.27  
Sea Level Pressure  
Sea Level Pressure 30.22 in    
Wind  
Wind Speed 6 mph (ESE)    
Max Wind Speed 24 mph    
Max Gust Speed 16 mph    
Visibility 9 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

Sep. 17, 2013 Rise Set
Actual Time 6:38 AM CDT 7:00 PM CDT
Civil Twilight 6:11 AM CDT 7:27 PM CDT
Nautical Twilight 5:39 AM CDT 7:59 PM CDT
Astronomical Twilight 5:07 AM CDT 8:31 PM CDT
Moon 5:47 PM CDT (9/17) 4:33 AM CDT (9/17)
Length of Visible Light 13h 15m
Length of Day
12h 21m
Waxing Gibbous, 96% of the Moon is Illuminated
Sep 17
Waxing Gibbous
Sep 19
Full
Sep 26
Last Quarter
Oct 4
New
Oct 11
First Quarter

Hourly Weather History & Observations

Time (CDT) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:54 AM 50.0 °F 46.9 °F 89% 30.31 in 9.0 mi NE 4.6 mph - N/A   Clear
1:54 AM 48.9 °F 46.0 °F 90% 30.31 in 8.0 mi NE 4.6 mph - N/A   Clear
2:54 AM 50.0 °F 46.9 °F 89% 30.30 in 8.0 mi ENE 6.9 mph - N/A   Overcast
3:54 AM 51.1 °F 48.0 °F 89% 30.29 in 8.0 mi NE 3.5 mph - N/A   Overcast
4:54 AM 48.0 °F 46.0 °F 93% 30.28 in 7.0 mi ENE 5.8 mph - N/A   Partly Cloudy
5:54 AM 48.0 °F 46.0 °F 93% 30.27 in 7.0 mi ENE 3.5 mph - N/A   Clear
6:54 AM 50.0 °F 46.9 °F 89% 30.29 in 7.0 mi East 4.6 mph - N/A   Clear
7:54 AM 52.0 °F 48.9 °F 89% 30.29 in 8.0 mi East 5.8 mph - N/A   Clear
8:54 AM 57.0 °F 51.1 °F 81% 30.29 in 10.0 mi ESE 9.2 mph - N/A   Clear
9:54 AM 63.0 °F 53.1 °F 70% 30.28 in 10.0 mi ESE 6.9 mph - N/A   Clear
10:54 AM 66.9 °F 53.1 °F 61% 30.27 in 10.0 mi SE 11.5 mph - N/A   Clear
11:54 AM 73.0 °F 53.1 °F 49% 30.25 in 10.0 mi SSE 11.5 mph - N/A   Clear
12:54 PM 75.0 °F 51.1 °F 43% 30.23 in - North - - N/A   Partly Cloudy
1:54 PM 73.9 °F 50.0 °F 43% 30.20 in 10.0 mi SE 8.1 mph 16.1 mph N/A   Clear
2:54 PM 75.0 °F 50.0 °F 41% 30.18 in 10.0 mi SE 5.8 mph - N/A   Partly Cloudy
3:54 PM 73.9 °F 48.9 °F 41% 30.17 in 10.0 mi SE 9.2 mph - N/A   Mostly Cloudy
4:54 PM 73.9 °F 50.0 °F 43% 30.16 in 10.0 mi South 5.8 mph - N/A   Overcast
5:54 PM 73.0 °F 51.1 °F 46% 30.15 in 10.0 mi SSE 3.5 mph - N/A   Mostly Cloudy
6:54 PM 70.0 °F 52.0 °F 53% 30.13 in 10.0 mi ESE 5.8 mph - N/A   Overcast
7:54 PM 68.0 °F 53.1 °F 59% 30.14 in 10.0 mi ESE 6.9 mph - N/A   Mostly Cloudy
8:54 PM 66.9 °F 52.0 °F 59% 30.13 in 10.0 mi ESE 4.6 mph - N/A   Mostly Cloudy
9:54 PM 66.0 °F 52.0 °F 60% 30.12 in 10.0 mi ESE 5.8 mph - N/A   Scattered Clouds
10:54 PM 66.0 °F 53.1 °F 63% 30.12 in 10.0 mi North - - N/A   Scattered Clouds
11:54 PM 66.0 °F 53.1 °F 63% 30.10 in 10.0 mi North - - N/A   Clear