Weather History for Decatur, IL

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Week of August 25, 2013 through August 31, 2013

  Max Avg Min Sum
Temperature  
Max Temperature 98 °F 92 °F 87 °F
Mean Temperature 85 °F 81 °F 74 °F
Min Temperature 77 °F 70 °F 61 °F
Degree Days  
Heating Degree Days (base 65) 0 0 0 0
Cooling Degree Days (base 65) 20 16 9 113
Growing Degree Days (base 50) 35 31 24 214
Dew Point  
Dew Point 75 °F 68 °F 58 °F
Precipitation  
Precipitation 0.00 in 0.00 in 0.00 in 0.00 in
Snowdepth - - - -
Wind  
Wind 23 mph 7 mph 0 mph
Gust Wind 29 mph 18 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.28 in 30.01 in 29.71 in

Weekly Weather History Graph

Weekly Weather History Graph

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Astronomy

Aug. 28, 2013 Rise Set
Actual Time 6:19 AM CDT 7:32 PM CDT
Civil Twilight 5:51 AM CDT 8:00 PM CDT
Nautical Twilight 5:18 AM CDT 8:33 PM CDT
Astronomical Twilight 4:43 AM CDT 9:08 PM CDT
Moon No Moon Rise 2:09 PM CDT (8/28)
Length of Visible Light 14h 08m
Length of Day
13h 12m
Waning Gibbous, 47% of the Moon is Illuminated
Aug 28
Waning Gibbous
Sep 5
New
Sep 12
First Quarter
Sep 19
Full
Sep 26
Last Quarter

Daily Weather History & Observations

2013 Temp. (°F) Dew Point (°F) Humidity (%) Sea Level Press. (in) Visibility (mi) Wind (mph) Precip. (in) Events
Aug high avg low high avg low high avg low high avg low high avg low high avg high sum  
25 87 74 61 64 61 58 97 69 40 30.28 30.24 30.20 10 9 5 13 5 17 0.00  
26 91 80 69 72 68 62 90 70 50 30.23 30.15 30.06 10 7 2 13 7 16 0.00  
27 92 84 77 73 70 66 79 62 44 30.08 30.03 29.96 10 9 6 13 9 - 0.00  
28 95 85 74 74 68 64 88 65 41 30.00 29.97 29.95 10 10 4 17 9 25 0.00  
29 87 78 68 73 70 67 94 76 57 30.07 30.02 29.98 10 5 0 10 5 17 0.00 Fog
30 96 82 67 75 70 60 93 70 46 29.98 29.90 29.82 10 8 3 23 6 29 0.00  
31 98 85 71 74 70 61 87 66 45 29.84 29.78 29.71 10 10 9 18 8 23 T