Alton, IL

5:39 PM CST on November 16, 2019 (GMT -0600)
Saint Louis Regional

Weather History for KALN - October, 2019

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Friday, October 18, 2019

  Actual Average Record
Temperature  
Mean Temperature 50 °F -  
Max Temperature 65 °F 66 °F 104 °F (2003)
Min Temperature 37 °F 44 °F 28 °F (2015)
Degree Days  
Heating Degree Days 14    
Moisture  
Dew Point 41 °F    
Average Humidity 88    
Maximum Humidity 100    
Minimum Humidity 45    
Precipitation  
Precipitation 0.00 in - - ()
Sea Level Pressure  
Sea Level Pressure 29.98 in    
Wind  
Wind Speed 4 mph (ESE)    
Max Wind Speed 17 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

Daily Weather History Graph

Daily Weather History Graph

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Astronomy

Oct. 18, 2019 Rise Set
Actual Time 7:12 AM CDT 6:17 PM CDT
Civil Twilight 6:45 AM CDT 6:44 PM CDT
Nautical Twilight 6:14 AM CDT 7:15 PM CDT
Astronomical Twilight 5:43 AM CDT 7:46 PM CDT
Moon 9:36 PM CDT (10/18) 11:43 AM CDT (10/18)
Length of Visible Light 11h 59m
Length of Day
11h 05m
Waning Gibbous, 78% of the Moon is Illuminated
Oct 18
Waning Gibbous
Oct 21
Last Quarter
Oct 27
New
Nov 4
First Quarter
Nov 12
Full

Hourly Weather History & Observations

Time (CDT) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:15 AM 39.7 °F - 39.7 °F 100% 30.02 in 10.0 mi Calm Calm - N/A   Clear
12:35 AM 38.7 °F - 38.7 °F 100% 30.02 in 10.0 mi Calm Calm - N/A   Clear
12:55 AM 37.6 °F 35.1 °F 37.6 °F 100% 30.01 in 10.0 mi East 3.5 mph - N/A   Clear
1:15 AM 39.4 °F 37.2 °F 39.4 °F 100% 30.01 in 10.0 mi ENE 3.5 mph - N/A   Clear
1:35 AM 38.3 °F 35.9 °F 38.3 °F 100% 30.01 in 10.0 mi East 3.5 mph - N/A   Clear
1:55 AM 38.3 °F 35.9 °F 38.3 °F 100% 30.01 in 10.0 mi East 3.5 mph - N/A   Clear
2:15 AM 39.2 °F 35.9 °F 39.2 °F 100% 30.02 in 10.0 mi East 4.6 mph - N/A   Clear
2:35 AM 38.8 °F 35.4 °F 38.8 °F 100% 30.02 in 10.0 mi East 4.6 mph - N/A   Clear
2:55 AM 39.6 °F 36.3 °F 39.6 °F 100% 30.01 in 10.0 mi East 4.6 mph - N/A   Clear
3:15 AM 40.1 °F 36.9 °F 40.1 °F 100% 30.01 in 10.0 mi East 4.6 mph - N/A   Clear
3:35 AM 39.6 °F - 39.6 °F 100% 30.01 in 10.0 mi Calm Calm - N/A   Clear
3:55 AM 39.0 °F 35.7 °F 39.0 °F 100% 30.01 in 10.0 mi East 4.6 mph - N/A   Clear
4:15 AM 40.1 °F 36.9 °F 40.1 °F 100% 30.01 in 10.0 mi East 4.6 mph - N/A   Clear
4:35 AM 40.1 °F 36.9 °F 40.1 °F 100% 30.02 in 10.0 mi ESE 4.6 mph - N/A   Clear
4:55 AM 39.0 °F 36.8 °F 39.0 °F 100% 30.03 in 10.0 mi ESE 3.5 mph - N/A   Clear
5:15 AM 39.2 °F 37.0 °F 39.2 °F 100% 30.03 in 10.0 mi East 3.5 mph - N/A   Clear
5:35 AM 38.1 °F - 38.1 °F 100% 30.04 in 10.0 mi Calm Calm - N/A   Clear
5:55 AM 38.1 °F 35.7 °F 38.1 °F 100% 30.04 in 10.0 mi East 3.5 mph - N/A   Clear
6:15 AM 38.8 °F 34.6 °F 38.8 °F 100% 30.04 in 10.0 mi East 5.8 mph - N/A   Clear
6:35 AM 39.6 °F 36.3 °F 39.6 °F 100% 30.04 in 10.0 mi East 4.6 mph - N/A   Clear
6:50 AM 39.2 °F 33.6 °F 37.4 °F 93% 30.04 in 10.0 mi East 8.1 mph - N/A   Scattered Clouds
8:49 AM 48.2 °F - 44.6 °F 87% 30.06 in 10.0 mi SSE 6.9 mph - N/A   Mostly Cloudy
9:50 AM 53.6 °F - 42.8 °F 67% 30.05 in 10.0 mi SSE 11.5 mph - N/A   Mostly Cloudy
10:55 AM 59.0 °F - 44.6 °F 59% 30.04 in 10.0 mi SSE 13.8 mph - N/A   Mostly Cloudy
11:53 AM 60.8 °F - 44.6 °F 55% 30.02 in 10.0 mi SSE 12.7 mph - N/A   Mostly Cloudy
12:47 PM 62.6 °F - 44.6 °F 52% 30.01 in 10.0 mi SSE 13.8 mph - N/A   Mostly Cloudy
2:50 PM 64.4 °F - 44.6 °F 49% 29.94 in 10.0 mi SE 11.5 mph - N/A   Mostly Cloudy
3:51 PM 64.4 °F - 42.8 °F 45% 29.92 in 10.0 mi SE 17.3 mph - N/A   Mostly Cloudy
4:50 PM 64.4 °F - 42.8 °F 45% 29.90 in 10.0 mi SE 12.7 mph - N/A   Scattered Clouds
5:50 PM 42.8 °F 37.5 °F 42.8 °F 100% 29.89 in 10.0 mi SE 9.2 mph - N/A   Clear
7:50 PM 48.2 °F - 42.8 °F 82% 29.89 in 10.0 mi ESE 5.8 mph - N/A   Clear
8:50 PM 48.2 °F - 42.8 °F 82% 29.89 in 10.0 mi ESE 5.8 mph - N/A   Clear
9:50 PM 46.4 °F 42.9 °F 42.8 °F 87% 29.88 in 10.0 mi ESE 6.9 mph - N/A   Clear
10:15 PM 48.6 °F - 42.4 °F 79% 29.89 in 10.0 mi ESE 4.6 mph - N/A   Clear
10:35 PM 48.6 °F - 42.6 °F 80% 29.88 in 10.0 mi East 3.5 mph - N/A   Clear
10:55 PM 47.1 °F - 42.3 °F 83% 29.88 in 10.0 mi ESE 3.5 mph - N/A   Clear
11:15 PM 44.6 °F - 41.9 °F 90% 29.88 in 10.0 mi Calm Calm - N/A   Clear
11:35 PM 43.3 °F 40.7 °F 42.6 °F 97% 29.88 in 10.0 mi East 4.6 mph - N/A   Clear
11:55 PM 42.6 °F 39.0 °F 42.1 °F 98% 29.87 in 10.0 mi East 5.8 mph - N/A   Clear