Weather History for Cairo, IL

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Wednesday, December 21, 2011

  Actual Average Record
Temperature  
Mean Temperature 52 °F -  
Max Temperature 59 °F 44 °F 69 °F (1949)
Min Temperature 44 °F 30 °F 7 °F (1973)
Degree Days  
Heating Degree Days 14    
Growing Degree Days 2 (Base 50)    
Moisture  
Dew Point 44 °F    
Average Humidity 78    
Maximum Humidity 94    
Minimum Humidity 66    
Precipitation  
Precipitation 0.00 in - - ()
Sea Level Pressure  
Sea Level Pressure 29.86 in    
Wind  
Wind Speed 10 mph (SW)    
Max Wind Speed 16 mph    
Max Gust Speed 22 mph    
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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Date:

Astronomy

Dec. 21, 2011 Rise Set
Actual Time 7:06 AM CST 4:43 PM CST
Civil Twilight 6:37 AM CST 5:12 PM CST
Nautical Twilight 6:04 AM CST 5:45 PM CST
Astronomical Twilight 5:33 AM CST 6:16 PM CST
Moon 3:41 AM CST (12/21) 2:01 PM CST (12/21)
Length of Visible Light 10h 35m
Length of Day
9h 36m
Waning Crescent, 12% of the Moon is Illuminated
Dec 21
Waning Crescent
Dec 24
New
Jan 1
First Quarter
Jan 9
Full
Jan 16
Last Quarter

Hourly Weather History & Observations

Time (CST) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:15 AM 59.0 °F - 57.2 °F 94% 29.74 in 7.0 mi SW 6.9 mph - N/A   Mostly Cloudy
12:35 AM 59.0 °F - 55.4 °F 88% 29.74 in 7.0 mi SW 8.1 mph - N/A   Overcast
12:55 AM 59.0 °F - 55.4 °F 88% 29.75 in 7.0 mi SW 12.7 mph - N/A   Overcast
1:15 AM 59.0 °F - 55.4 °F 88% 29.74 in 7.0 mi SW 9.2 mph - N/A   Overcast
1:35 AM 57.2 °F - 55.4 °F 94% 29.74 in 10.0 mi SW 9.2 mph - N/A   Overcast
1:55 AM 57.2 °F - 55.4 °F 94% 29.74 in 10.0 mi SW 10.4 mph - N/A   Mostly Cloudy
2:15 AM 57.2 °F - 55.4 °F 94% 29.74 in 10.0 mi SSW 10.4 mph 17.3 mph N/A   Overcast
2:35 AM 57.2 °F - 53.6 °F 88% 29.74 in 10.0 mi SSW 11.5 mph - N/A   Mostly Cloudy
2:55 AM 55.4 °F - 53.6 °F 94% 29.75 in 10.0 mi SSW 15.0 mph - N/A   Scattered Clouds
3:15 AM 55.4 °F - 51.8 °F 88% 29.75 in 10.0 mi SW 12.7 mph 18.4 mph N/A   Clear
3:35 AM 53.6 °F - 50.0 °F 88% 29.75 in 10.0 mi SW 11.5 mph 19.6 mph N/A   Scattered Clouds
4:15 AM 51.8 °F - 46.4 °F 82% 29.75 in 10.0 mi SSW 16.1 mph 21.9 mph N/A   Mostly Cloudy
4:35 AM 50.0 °F - 44.6 °F 82% 29.76 in 10.0 mi SW 15.0 mph 20.7 mph N/A   Scattered Clouds
4:55 AM 50.0 °F - 42.8 °F 76% 29.78 in 10.0 mi SW 16.1 mph - N/A   Clear
5:15 AM 48.2 °F - 42.8 °F 82% 29.79 in 10.0 mi SW 12.7 mph 18.4 mph N/A   Mostly Cloudy
5:35 AM 46.4 °F 40.7 °F 41.0 °F 81% 29.80 in 10.0 mi SW 12.7 mph - N/A   Scattered Clouds
5:55 AM 46.4 °F 41.1 °F 41.0 °F 81% 29.81 in 10.0 mi SW 11.5 mph - N/A   Clear
6:15 AM 46.4 °F 41.5 °F 39.2 °F 76% 29.82 in 10.0 mi SW 10.4 mph - N/A   Clear
6:35 AM 46.4 °F 40.4 °F 39.2 °F 76% 29.82 in 10.0 mi SW 13.8 mph 18.4 mph N/A   Clear
6:55 AM 46.4 °F 41.1 °F 39.2 °F 76% 29.83 in 10.0 mi SW 11.5 mph 18.4 mph N/A   Clear
7:15 AM 44.6 °F 39.7 °F 39.2 °F 81% 29.84 in 10.0 mi SW 9.2 mph - N/A   Clear
7:35 AM 46.4 °F 42.4 °F 41.0 °F 81% 29.85 in 10.0 mi SW 8.1 mph - N/A   Mostly Cloudy
7:55 AM 46.4 °F 41.5 °F 41.0 °F 81% 29.86 in 10.0 mi SW 10.4 mph - N/A   Overcast
8:15 AM 48.2 °F - 41.0 °F 76% 29.88 in 10.0 mi SW 11.5 mph - N/A   Overcast
8:35 AM 48.2 °F - 41.0 °F 76% 29.89 in 10.0 mi SW 11.5 mph - N/A   Overcast
8:55 AM 48.2 °F - 41.0 °F 76% 29.90 in 10.0 mi SW 11.5 mph - N/A   Overcast
9:15 AM 48.2 °F - 41.0 °F 76% 29.92 in 10.0 mi SW 10.4 mph - N/A   Overcast
9:35 AM 48.2 °F - 42.8 °F 82% 29.92 in 10.0 mi SW 10.4 mph - N/A   Overcast
9:55 AM 48.2 °F - 41.0 °F 76% 29.93 in 10.0 mi SW 8.1 mph - N/A   Overcast
10:15 AM 48.2 °F - 42.8 °F 82% 29.93 in 10.0 mi SW 9.2 mph - N/A   Overcast
10:35 AM 48.2 °F - 42.8 °F 82% 29.92 in 10.0 mi SW 9.2 mph - N/A   Overcast
10:55 AM 50.0 °F - 42.8 °F 76% 29.92 in 10.0 mi SW 9.2 mph - N/A   Overcast
11:15 AM 50.0 °F - 42.8 °F 76% 29.92 in 10.0 mi SW 8.1 mph - N/A   Overcast
11:35 AM 50.0 °F - 42.8 °F 76% 29.92 in 10.0 mi SW 6.9 mph - N/A   Overcast
11:55 AM 50.0 °F - 41.0 °F 71% 29.92 in 10.0 mi WSW 6.9 mph - N/A   Overcast
12:15 PM 50.0 °F - 41.0 °F 71% 29.91 in 10.0 mi SW 8.1 mph - N/A   Overcast
12:35 PM 50.0 °F - 41.0 °F 71% 29.91 in 10.0 mi SW 8.1 mph - N/A   Overcast
12:55 PM 50.0 °F - 41.0 °F 71% 29.91 in 10.0 mi SW 9.2 mph - N/A   Overcast
1:15 PM 50.0 °F - 41.0 °F 71% 29.91 in 10.0 mi SW 10.4 mph - N/A   Overcast
1:35 PM 50.0 °F - 41.0 °F 71% 29.90 in 10.0 mi SW 8.1 mph - N/A   Overcast
1:55 PM 50.0 °F - 41.0 °F 71% 29.91 in 10.0 mi SW 8.1 mph - N/A   Overcast
2:15 PM 50.0 °F - 39.2 °F 66% 29.91 in 10.0 mi SW 6.9 mph - N/A   Overcast
2:35 PM 50.0 °F - 39.2 °F 66% 29.91 in 10.0 mi SSW 8.1 mph - N/A   Overcast
2:55 PM 50.0 °F - 41.0 °F 71% 29.92 in 10.0 mi SSW 9.2 mph - N/A   Overcast
3:15 PM 48.2 °F - 41.0 °F 76% 29.92 in 10.0 mi SSW 9.2 mph - N/A   Overcast
3:35 PM 48.2 °F - 39.2 °F 71% 29.93 in 10.0 mi SSW 6.9 mph - N/A   Overcast
3:55 PM 48.2 °F - 39.2 °F 71% 29.93 in 10.0 mi SSW 8.1 mph - N/A   Overcast
4:15 PM 48.2 °F - 39.2 °F 71% 29.93 in 10.0 mi SSW 5.8 mph - N/A   Overcast
4:35 PM 48.2 °F - 39.2 °F 71% 29.95 in 10.0 mi SSW 6.9 mph - N/A   Overcast
4:55 PM 48.2 °F - 39.2 °F 71% 29.95 in 10.0 mi WSW 6.9 mph - N/A   Overcast
5:15 PM 48.2 °F - 39.2 °F 71% 29.95 in 10.0 mi WSW 6.9 mph - N/A   Overcast
5:35 PM 48.2 °F - 39.2 °F 71% 29.96 in 10.0 mi WSW 4.6 mph - N/A   Overcast
5:55 PM 46.4 °F 45.2 °F 39.2 °F 76% 29.96 in 10.0 mi SW 3.5 mph - N/A   Overcast
6:15 PM 46.4 °F 43.5 °F 39.2 °F 76% 29.97 in 10.0 mi SW 5.8 mph - N/A   Overcast
6:35 PM 46.4 °F 43.5 °F 37.4 °F 71% 29.97 in 10.0 mi SW 5.8 mph - N/A   Overcast
6:55 PM 46.4 °F 44.3 °F 39.2 °F 76% 29.99 in 10.0 mi SW 4.6 mph - N/A   Overcast
7:15 PM 46.4 °F 45.2 °F 39.2 °F 76% 29.99 in 10.0 mi WSW 3.5 mph - N/A   Overcast
7:35 PM 46.4 °F 45.2 °F 39.2 °F 76% 30.00 in 10.0 mi West 3.5 mph - N/A   Overcast
7:55 PM 46.4 °F 45.2 °F 39.2 °F 76% 30.00 in 10.0 mi West 3.5 mph - N/A   Overcast
8:15 PM 46.4 °F - 39.2 °F 76% 30.00 in 10.0 mi Calm Calm - N/A   Overcast
8:35 PM 46.4 °F - 39.2 °F 76% 30.00 in 10.0 mi Calm Calm - N/A   Overcast
8:55 PM 46.4 °F - 37.4 °F 71% 30.00 in 10.0 mi Calm Calm - N/A   Overcast
9:15 PM 44.6 °F 43.1 °F 37.4 °F 76% 29.99 in 10.0 mi East 3.5 mph - N/A   Overcast
9:35 PM 44.6 °F - 39.2 °F 81% 30.00 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
9:55 PM 42.8 °F - 37.4 °F 81% 30.00 in 10.0 mi Calm Calm - N/A   Scattered Clouds
10:15 PM 42.8 °F 40.1 °F 37.4 °F 81% 30.02 in 10.0 mi SSE 4.6 mph - N/A   Scattered Clouds
10:35 PM 42.8 °F 40.1 °F 37.4 °F 81% 30.02 in 10.0 mi SSE 4.6 mph - N/A   Mostly Cloudy
10:55 PM 44.6 °F 42.2 °F 39.2 °F 81% 30.03 in 10.0 mi South 4.6 mph - N/A   Overcast
11:15 PM 44.6 °F - 39.2 °F 81% 30.03 in 10.0 mi Calm Calm - N/A   Overcast
11:35 PM 44.6 °F - 39.2 °F 81% 30.03 in 10.0 mi Calm Calm - N/A   Overcast
11:55 PM 44.6 °F - 39.2 °F 81% 30.05 in 10.0 mi Calm Calm - N/A   Overcast