Weather History for Cahokia, IL

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Friday, August 3, 2012

  Actual Average Record
Temperature  
Mean Temperature 86 °F -  
Max Temperature 99 °F 88 °F 104 °F (1964)
Min Temperature 73 °F 67 °F 57 °F (2014)
Cooling Degree Days 20    
Growing Degree Days 36 (Base 50)    
Moisture  
Dew Point 72 °F    
Average Humidity 67    
Maximum Humidity 90    
Minimum Humidity 43    
Precipitation  
Precipitation 0.00 in - - ()
Sea Level Pressure  
Sea Level Pressure 29.80 in    
Wind  
Wind Speed 5 mph (ESE)    
Max Wind Speed 8 mph    
Max Gust Speed -    
Visibility 10 miles    
Events      
Averages and records for this station are not official NWS values.
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Astronomy

Aug. 03, 2012 Rise Set
Actual Time 6:04 AM CDT 8:08 PM CDT
Civil Twilight 5:35 AM CDT 8:37 PM CDT
Nautical Twilight 4:59 AM CDT 9:13 PM CDT
Astronomical Twilight 4:20 AM CDT 9:51 PM CDT
Moon 8:49 PM CDT (8/3) 7:45 AM CDT (8/3)
Length of Visible Light 15h 02m
Length of Day
14h 03m
Full, 97% of the Moon is Illuminated
Aug 3
Full
Aug 9
Last Quarter
Aug 17
New
Aug 24
First Quarter
Aug 31
Full

Hourly Weather History & Observations

Time (CDT) Temp. Heat Index Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:53 AM 75.9 °F - 71.1 °F 85% 29.80 in 10.0 mi ESE 8.1 mph - N/A   Clear
1:53 AM 75.0 °F - 70.0 °F 84% 29.78 in 10.0 mi SE 6.9 mph - N/A   Clear
2:53 AM 73.9 °F - 70.0 °F 87% 29.77 in 10.0 mi SE 6.9 mph - N/A   Clear
4:53 AM 73.9 °F - 70.0 °F 87% 29.77 in 10.0 mi Calm Calm - N/A   Clear
5:53 AM 73.0 °F - 70.0 °F 90% 29.78 in 10.0 mi ENE 3.5 mph - N/A   Clear
6:53 AM 75.0 °F - 71.1 °F 87% 29.80 in 10.0 mi Calm Calm - N/A   Clear
7:53 AM 78.1 °F - 71.1 °F 79% 29.81 in 10.0 mi Calm Calm - N/A   Clear
8:53 AM 81.0 °F 85.2 °F 72.0 °F 74% 29.81 in 10.0 mi Calm Calm - N/A   Partly Cloudy
10:53 AM 89.1 °F 96.0 °F 72.0 °F 57% 29.81 in 10.0 mi SE 6.9 mph - N/A   Clear
11:53 AM 91.0 °F 99.3 °F 73.0 °F 55% 29.81 in 10.0 mi Variable 4.6 mph - N/A   Clear
12:53 PM 93.0 °F 101.9 °F 73.0 °F 52% 29.81 in 10.0 mi Variable 4.6 mph - N/A   Mostly Cloudy
1:53 PM 93.0 °F 100.7 °F 72.0 °F 50% 29.81 in 10.0 mi East 3.5 mph - N/A   Scattered Clouds
2:53 PM 98.1 °F 107.2 °F 72.0 °F 43% 29.79 in 10.0 mi SE 6.9 mph - N/A   Mostly Cloudy
3:53 PM 98.1 °F 107.2 °F 72.0 °F 43% 29.78 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
5:53 PM 98.1 °F 107.2 °F 72.0 °F 43% 29.78 in 10.0 mi East 8.1 mph - N/A   Mostly Cloudy
6:53 PM 96.1 °F 105.6 °F 73.0 °F 47% 29.78 in 10.0 mi East 8.1 mph - N/A   Partly Cloudy
8:53 PM 84.9 °F 91.4 °F 73.0 °F 67% 29.81 in 10.0 mi SE 4.6 mph - N/A   Clear
9:53 PM 84.9 °F 91.4 °F 73.0 °F 67% 29.82 in 10.0 mi SE 6.9 mph - N/A   Clear
10:53 PM 82.9 °F 88.0 °F 72.0 °F 69% 29.81 in 10.0 mi SE 6.9 mph - N/A   Clear