Alton, IL

1:44 PM CDT on September 26, 2017 (GMT -0500)
Saint Louis Regional

Weather History for KALN - December, 2012

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Monday, December 3, 2012

  Actual Average Record
Temperature  
Mean Temperature 68 °F -  
Max Temperature 73 °F 46 °F 73 °F (1998)
Min Temperature 63 °F 32 °F 17 °F (2006)
Cooling Degree Days 3    
Growing Degree Days 18 (Base 50)    
Moisture  
Dew Point 59 °F    
Average Humidity 78    
Maximum Humidity 88    
Minimum Humidity 53    
Precipitation  
Precipitation 0.00 in - - ()
Sea Level Pressure  
Sea Level Pressure 29.97 in    
Wind  
Wind Speed 13 mph (South)    
Max Wind Speed 21 mph    
Max Gust Speed 30 mph    
Visibility 8 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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Daily Weather History Graph

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Date:

Astronomy

Dec. 03, 2012 Rise Set
Actual Time 7:02 AM CST 4:38 PM CST
Civil Twilight 6:32 AM CST 5:07 PM CST
Nautical Twilight 5:59 AM CST 5:40 PM CST
Astronomical Twilight 5:27 AM CST 6:13 PM CST
Moon 9:23 PM CST (12/3) 10:26 AM CST (12/3)
Length of Visible Light 10h 35m
Length of Day
9h 36m
Waning Gibbous, 78% of the Moon is Illuminated
Dec 3
Waning Gibbous
Dec 6
Last Quarter
Dec 13
New
Dec 19
First Quarter
Dec 28
Full

Hourly Weather History & Observations

Time (CST) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:15 AM 64.0 °F 60.3 °F 87% 30.01 in 7.0 mi South 11.5 mph - N/A   Scattered Clouds
12:35 AM 64.0 °F 60.4 °F 88% 30.01 in 7.0 mi South 12.7 mph - N/A   Scattered Clouds
12:55 AM 64.0 °F 60.3 °F 87% 30.01 in 7.0 mi South 11.5 mph - N/A   Scattered Clouds
1:15 AM 64.0 °F 60.3 °F 87% 30.02 in 7.0 mi South 11.5 mph - N/A   Mostly Cloudy
1:35 AM 63.9 °F 60.3 °F 88% 30.02 in 7.0 mi South 11.5 mph - N/A   Mostly Cloudy
1:55 AM 63.7 °F 60.1 °F 88% 30.02 in 7.0 mi South 9.2 mph - N/A   Scattered Clouds
2:15 AM 63.9 °F 60.3 °F 88% 30.03 in 7.0 mi South 11.5 mph - N/A   Mostly Cloudy
2:35 AM 64.4 °F 60.4 °F 87% 30.02 in 7.0 mi South 10.4 mph - N/A   Mostly Cloudy
2:55 AM 64.8 °F 60.8 °F 87% 30.02 in 7.0 mi South 10.4 mph - N/A   Mostly Cloudy
3:15 AM 64.8 °F 60.8 °F 87% 30.01 in 7.0 mi South 10.4 mph 16.1 mph N/A   Mostly Cloudy
3:35 AM 64.8 °F 60.8 °F 87% 30.01 in 7.0 mi South 12.7 mph 16.1 mph N/A   Mostly Cloudy
3:55 AM 64.6 °F 60.6 °F 87% 30.01 in 7.0 mi South 10.4 mph - N/A   Scattered Clouds
4:15 AM 64.9 °F 60.8 °F 86% 30.00 in 7.0 mi South 11.5 mph - N/A   Mostly Cloudy
4:35 AM 64.8 °F 60.6 °F 86% 30.00 in 7.0 mi South 13.8 mph - N/A   Scattered Clouds
4:55 AM 64.4 °F 60.4 °F 87% 29.99 in 7.0 mi South 13.8 mph 18.4 mph N/A   Clear
5:15 AM 64.2 °F 60.3 °F 87% 29.99 in 7.0 mi South 12.7 mph - N/A   Clear
5:55 AM 65.1 °F 60.8 °F 86% 29.98 in 7.0 mi South 13.8 mph - N/A   Scattered Clouds
6:50 AM 64.4 °F 60.8 °F 88% 29.98 in 10.0 mi South 16.1 mph - N/A   Scattered Clouds
7:50 AM 66.2 °F 60.8 °F 83% 29.98 in 10.0 mi South 16.1 mph - N/A   Scattered Clouds
9:50 AM 68.0 °F 60.8 °F 78% 29.98 in 10.0 mi South 16.1 mph 23.0 mph N/A   Overcast
10:50 AM 69.8 °F 60.8 °F 73% 29.97 in 10.0 mi South 20.7 mph 28.8 mph N/A   Mostly Cloudy
11:50 AM 73.4 °F 60.8 °F 65% 29.93 in 10.0 mi South 17.3 mph 29.9 mph N/A   Mostly Cloudy
12:50 PM 73.4 °F 57.2 °F 57% 29.90 in 10.0 mi South 20.7 mph 29.9 mph N/A   Scattered Clouds
1:50 PM 73.4 °F 55.4 °F 53% 29.89 in 10.0 mi South 20.7 mph 29.9 mph N/A   Scattered Clouds
2:50 PM 73.4 °F 55.4 °F 53% 29.88 in 10.0 mi South 20.7 mph 29.9 mph N/A   Scattered Clouds
3:50 PM 71.6 °F 57.2 °F 60% 29.90 in 10.0 mi South 20.7 mph 29.9 mph N/A   Scattered Clouds
9:15 PM 66.2 °F 57.2 °F 73% 29.95 in 10.0 mi South 12.7 mph - N/A   Clear
9:35 PM 66.2 °F 56.8 °F 72% 29.95 in 10.0 mi South 10.4 mph - N/A   Clear
9:55 PM 66.0 °F 56.5 °F 71% 29.95 in 10.0 mi SSE 11.5 mph 16.1 mph N/A   Scattered Clouds
10:15 PM 65.7 °F 56.3 °F 72% 29.94 in 10.0 mi South 10.4 mph - N/A   Clear
10:35 PM 65.7 °F 56.3 °F 72% 29.95 in 10.0 mi South 11.5 mph 17.3 mph N/A   Clear
10:55 PM 65.3 °F 56.3 °F 73% 29.95 in 10.0 mi South 11.5 mph - N/A   Clear
11:15 PM 65.3 °F 56.3 °F 73% 29.95 in 10.0 mi South 11.5 mph - N/A   Clear
11:35 PM 64.9 °F 56.3 °F 74% 29.94 in 10.0 mi South 10.4 mph - N/A   Clear
11:55 PM 64.9 °F 56.3 °F 74% 29.94 in 10.0 mi South 11.5 mph 17.3 mph N/A   Clear