St. Charles, IL

6:25 AM CDT on April 23, 2018 (GMT -0500)
Saint Charles County Smartt

Weather History for KSET - September, 2012

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Wednesday, September 19, 2012

  Actual Average (KSTL) Record (KSTL)
Temperature  
Mean Temperature 58 °F -  
Max Temperature 75 °F 79 °F 96 °F (1955)
Min Temperature 42 °F 59 °F 42 °F (1938)
Degree Days  
Heating Degree Days 6    
Growing Degree Days 8 (Base 50)    
Moisture  
Dew Point 44 °F    
Average Humidity 76    
Maximum Humidity 100    
Minimum Humidity 35    
Precipitation  
Precipitation 0.00 in - - ()
Sea Level Pressure  
Sea Level Pressure 30.07 in    
Wind  
Wind Speed 3 mph (South)    
Max Wind Speed 20 mph    
Max Gust Speed 26 mph    
Visibility 6 miles    
Events Fog    
Averages and records for this station are not official NWS values.
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

Daily Weather History Graph

Daily Weather History Graph

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Astronomy

Sep. 19, 2012 Rise Set
Actual Time 6:47 AM CDT 7:02 PM CDT
Civil Twilight 6:20 AM CDT 7:29 PM CDT
Nautical Twilight 5:49 AM CDT 8:00 PM CDT
Astronomical Twilight 5:17 AM CDT 8:32 PM CDT
Moon 10:54 AM CDT (9/19) 9:15 PM CDT (9/19)
Length of Visible Light 13h 08m
Length of Day
12h 15m
Waxing Crescent, 17% of the Moon is Illuminated
Sep 19
Waxing Crescent
Sep 22
First Quarter
Sep 29
Full
Oct 8
Last Quarter
Oct 15
New

Hourly Weather History & Observations

Time (CDT) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:54 AM 46.9 °F - 43.0 °F 86% 30.09 in 10.0 mi Calm Calm - N/A   Clear
1:54 AM 45.0 °F - 42.1 °F 90% 30.09 in 8.0 mi Calm Calm - N/A   Clear
2:03 AM 44.6 °F - 42.8 °F 93% 30.10 in 3.0 mi Calm Calm - N/A   Partly Cloudy
2:19 AM 44.6 °F - 42.8 °F 93% 30.09 in 1.8 mi Calm Calm - N/A   Scattered Clouds
2:37 AM 44.6 °F - 42.8 °F 93% 30.09 in 0.8 mi Calm Calm - N/A   Mist
2:41 AM 44.6 °F - 42.8 °F 93% 30.09 in 1.2 mi Calm Calm - N/A   Partly Cloudy
2:47 AM 44.6 °F - 42.8 °F 93% 30.08 in 4.0 mi Calm Calm - N/A   Clear
2:54 AM 45.0 °F - 43.0 °F 93% 30.08 in 1.8 mi Calm Calm - N/A   Clear
3:23 AM 44.6 °F - 42.8 °F 93% 30.09 in 4.0 mi Calm Calm - N/A   Clear
3:54 AM 44.1 °F - 41.0 °F 89% 30.09 in 10.0 mi Calm Calm - N/A   Clear
4:27 AM 44.6 °F - 42.8 °F 93% 30.09 in 2.0 mi Calm Calm - N/A   Clear
4:42 AM 44.6 °F - 42.8 °F 93% 30.09 in 1.8 mi Calm Calm - N/A   Clear
4:54 AM 44.1 °F - 43.0 °F 96% 30.09 in 5.0 mi Calm Calm - N/A   Clear
5:16 AM 44.6 °F - 41.0 °F 87% 30.10 in 2.0 mi Calm Calm - N/A   Partly Cloudy
5:18 AM 42.8 °F - 41.0 °F 93% 30.10 in 1.0 mi Calm Calm - N/A   Mist
5:25 AM 42.8 °F - 41.0 °F 93% 30.10 in 0.2 mi Calm Calm - N/A Fog Fog
5:54 AM 42.1 °F - 41.0 °F 96% 30.10 in 0.2 mi Calm Calm - N/A Fog Fog
6:06 AM 42.8 °F - 42.8 °F 100% 30.11 in 2.5 mi Calm Calm - N/A   Mostly Cloudy
6:10 AM 42.8 °F - 42.8 °F 100% 30.11 in 5.0 mi Calm Calm - N/A   Scattered Clouds
6:44 AM 42.8 °F - 41.0 °F 93% 30.11 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
6:54 AM 43.0 °F - 41.0 °F 93% 30.11 in 2.5 mi Calm Calm - N/A   Overcast
7:01 AM 42.8 °F - 42.8 °F 100% 30.11 in 0.2 mi Calm Calm - N/A Fog Fog
7:30 AM 44.6 °F - 44.6 °F 100% 30.13 in 1.2 mi Calm Calm - N/A   Scattered Clouds
7:33 AM 44.6 °F 43.1 °F 44.6 °F 100% 30.13 in 5.0 mi NE 3.5 mph - N/A   Partly Cloudy
7:54 AM 48.9 °F - 46.9 °F 93% 30.13 in 10.0 mi Calm Calm - N/A   Clear
8:54 AM 57.0 °F - 46.0 °F 67% 30.14 in 10.0 mi SSW 6.9 mph - N/A   Clear
9:54 AM 63.0 °F - 44.1 °F 50% 30.13 in 10.0 mi South 13.8 mph 20.7 mph N/A   Clear
10:54 AM 66.9 °F - 42.1 °F 40% 30.12 in 10.0 mi South 16.1 mph - N/A   Clear
11:54 AM 69.1 °F - 41.0 °F 36% 30.10 in 10.0 mi SSW 17.3 mph - N/A   Clear
12:54 PM 72.0 °F - 43.0 °F 35% 30.07 in 10.0 mi South 12.7 mph 19.6 mph N/A   Clear
1:54 PM 73.0 °F - 44.1 °F 35% 30.04 in 10.0 mi South 13.8 mph 23.0 mph N/A   Clear
2:54 PM 75.0 °F - 46.0 °F 36% 30.01 in 10.0 mi South 16.1 mph 23.0 mph N/A   Clear
3:54 PM 75.9 °F - 46.0 °F 35% 29.98 in 10.0 mi South 16.1 mph 25.3 mph N/A   Clear
4:54 PM 75.9 °F - 48.0 °F 37% 29.95 in 10.0 mi SSW 19.6 mph 26.5 mph N/A   Clear
5:54 PM 73.9 °F - 48.0 °F 40% 29.94 in 10.0 mi SSW 15.0 mph 25.3 mph N/A   Clear
6:54 PM 69.1 °F - 50.0 °F 51% 29.94 in 10.0 mi South 10.4 mph - N/A   Clear
7:54 PM 66.0 °F - 50.0 °F 56% 29.94 in 10.0 mi South 8.1 mph - N/A   Clear
8:54 PM 64.9 °F - 50.0 °F 58% 29.94 in 10.0 mi South 10.4 mph - N/A   Clear
9:54 PM 64.9 °F - 50.0 °F 58% 29.96 in 10.0 mi SSW 6.9 mph - N/A   Clear
10:54 PM 63.0 °F - 50.0 °F 63% 29.95 in 10.0 mi South 8.1 mph - N/A   Clear
11:54 PM 57.9 °F - 50.0 °F 75% 29.96 in 10.0 mi SSE 4.6 mph - N/A   Clear