Weather History for Decatur, IL

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Week of August 11, 2013 through August 17, 2013

  Max Avg Min Sum
Temperature  
Max Temperature 83 °F 79 °F 75 °F
Mean Temperature 74 °F 67 °F 62 °F
Min Temperature 64 °F 55 °F 48 °F
Degree Days  
Heating Degree Days (base 65) 3 1 0 6
Cooling Degree Days (base 65) 9 3 0 22
Growing Degree Days (base 50) 24 17 10 119
Dew Point  
Dew Point 70 °F 56 °F 46 °F
Precipitation  
Precipitation 0.02 in 0.00 in 0.00 in 0.02 in
Snowdepth - - - -
Wind  
Wind 16 mph 5 mph 0 mph
Gust Wind 23 mph 18 mph 17 mph
Sea Level Pressure  
Sea Level Pressure 30.23 in 30.12 in 29.90 in

Weekly Weather History Graph

Weekly Weather History Graph

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Astronomy

Aug. 17, 2013 Rise Set
Actual Time 6:09 AM CDT 7:48 PM CDT
Civil Twilight 5:40 AM CDT 8:17 PM CDT
Nautical Twilight 5:05 AM CDT 8:51 PM CDT
Astronomical Twilight 4:28 AM CDT 9:28 PM CDT
Moon 5:03 PM CDT (8/17) 2:12 AM CDT (8/17)
Length of Visible Light 14h 36m
Length of Day
13h 39m
Waxing Gibbous, 84% of the Moon is Illuminated
Aug 17
Waxing Gibbous
Aug 20
Full
Aug 28
Last Quarter
Sep 5
New
Sep 12
First 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  
11 83 70 57 64 58 53 84 63 42 30.15 30.11 30.06 10 10 7 9 2 14 0.00  
12 83 74 64 70 64 60 90 74 58 30.08 29.98 29.90 10 10 9 16 6 21 0.02 Rain , Thunderstorm
13 78 66 53 67 58 49 90 66 41 30.16 30.04 29.92 10 9 3 16 9 21 0.00  
14 75 62 48 53 50 46 93 67 41 30.23 30.19 30.15 10 10 10 12 4 17 0.00  
15 75 62 49 56 50 47 93 66 38 30.20 30.16 30.11 10 10 10 13 3 17 0.00  
16 79 69 58 58 55 52 87 63 39 30.18 30.15 30.12 10 10 10 16 5 23 0.00  
17 81 68 55 58 55 52 93 68 42 30.22 30.18 30.14 10 10 8 10 4 14 0.00