Weather History for Jacksonville, IL

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Saturday, December 29, 2012

  Actual Average (KSPI) Record (KSPI)
Temperature  
Mean Temperature 26 °F 27 °F  
Max Temperature 32 °F 35 °F 65 °F (1984)
Min Temperature 21 °F 20 °F -14 °F (1880)
Degree Days  
Heating Degree Days 38 38  
Month to date heating degree days 998  
Since 1 July heating degree days 2066  
Cooling Degree Days 0 0  
Month to date cooling degree days 0  
Year to date cooling degree days 1122  
Moisture  
Dew Point 23 °F    
Average Humidity 82    
Maximum Humidity 92    
Minimum Humidity 69    
Precipitation  
Precipitation 0.00 in 0.07 in 1.56 in (1990)
Month to date precipitation 2.38  
Year to date precipitation 37.29  
Snow  
Snow 0.00 in 0.20 in 1.40 in (1954)
Month to date snowfall 5.2  
Since 1 July snowfall 5.8  
Snow Depth -    
Sea Level Pressure  
Sea Level Pressure 30.13 in    
Wind  
Wind Speed 10 mph (WNW)    
Max Wind Speed 22 mph    
Max Gust Speed 29 mph    
Visibility 7 miles    
Events Snow    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Dec. 29, 2012 Rise Set
Actual Time 7:21 AM CST 4:45 PM CST
Civil Twilight 6:51 AM CST 5:15 PM CST
Nautical Twilight 6:17 AM CST 5:49 PM CST
Astronomical Twilight 5:44 AM CST 6:22 PM CST
Moon 6:17 PM CST (12/29) 7:55 AM CST (12/29)
Length of Visible Light 10h 24m
Length of Day
9h 23m
Full, 98% of the Moon is Illuminated
Dec 29
Full
Jan 4
Last Quarter
Jan 11
New
Jan 18
First Quarter
Jan 26
Full

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 32.5 °F 25.5 °F 30.2 °F 91% 29.91 in 5.0 mi NW 8.1 mph - N/A   Mostly Cloudy
12:35 AM 32.5 °F 26.2 °F 30.2 °F 91% 29.91 in 5.0 mi WNW 6.9 mph - N/A   Mostly Cloudy
12:55 AM 32.4 °F 25.3 °F 30.2 °F 92% 29.92 in 5.0 mi WNW 8.1 mph - N/A   Mostly Cloudy
1:15 AM 32.2 °F 25.0 °F 30.2 °F 92% 29.92 in 5.0 mi WNW 8.1 mph - N/A   Overcast
1:35 AM 32.0 °F 24.8 °F 30.0 °F 92% 29.93 in 5.0 mi WNW 8.1 mph - N/A   Overcast
1:55 AM 32.0 °F 25.6 °F 29.8 °F 92% 29.94 in 5.0 mi WNW 6.9 mph - N/A   Overcast
2:15 AM 32.0 °F 25.6 °F 29.8 °F 92% 29.94 in 5.0 mi WNW 6.9 mph - N/A   Overcast
2:35 AM 32.0 °F 24.8 °F 29.8 °F 92% 29.95 in 5.0 mi WNW 8.1 mph - N/A   Overcast
2:55 AM 32.0 °F 24.8 °F 29.7 °F 91% 29.95 in 5.0 mi NW 8.1 mph - N/A   Overcast
3:15 AM 32.0 °F 23.6 °F 29.3 °F 90% 29.95 in 5.0 mi WNW 10.4 mph - N/A   Overcast
3:35 AM 32.0 °F 24.8 °F 29.3 °F 90% 29.95 in 5.0 mi NW 8.1 mph - N/A   Overcast
3:55 AM 32.0 °F 24.8 °F 29.3 °F 90% 29.96 in 4.0 mi NW 8.1 mph - N/A Snow Light Snow
4:15 AM 32.0 °F 23.0 °F 28.9 °F 88% 29.96 in 5.0 mi NW 11.5 mph - N/A Snow Light Snow
4:35 AM 32.0 °F 23.6 °F 28.4 °F 87% 29.97 in 5.0 mi NW 10.4 mph - N/A Snow Light Snow
4:55 AM 31.6 °F 22.6 °F 27.9 °F 86% 29.97 in 4.0 mi NW 11.5 mph - N/A Snow Light Snow
5:15 AM 31.5 °F 22.3 °F 28.0 °F 87% 29.98 in 4.0 mi NW 11.5 mph - N/A Snow Light Snow
5:35 AM 31.3 °F 22.1 °F 27.9 °F 87% 29.99 in 5.0 mi NW 11.5 mph - N/A Snow Light Snow
5:55 AM 31.1 °F 22.4 °F 27.1 °F 85% 29.99 in 5.0 mi NW 10.4 mph - N/A Snow Light Snow
6:15 AM 30.9 °F 22.2 °F 26.8 °F 85% 30.00 in 5.0 mi NW 10.4 mph - N/A Snow Light Snow
6:35 AM 30.9 °F 22.8 °F 26.6 °F 84% 30.01 in 5.0 mi NNW 9.2 mph - N/A   Overcast
6:55 AM 30.7 °F 22.0 °F 26.8 °F 85% 30.02 in 5.0 mi NW 10.4 mph - N/A Snow Light Snow
7:15 AM 30.9 °F 19.8 °F 27.0 °F 85% 30.03 in 5.0 mi WNW 16.1 mph - N/A Snow Light Snow
7:35 AM 30.2 °F 20.2 °F 26.2 °F 85% 30.03 in 5.0 mi WNW 12.7 mph 21.9 mph N/A Snow Light Snow
7:55 AM 29.8 °F 20.3 °F 25.7 °F 85% 30.05 in 5.0 mi WNW 11.5 mph 20.7 mph N/A   Overcast
8:15 AM 29.3 °F 20.2 °F 24.8 °F 83% 30.06 in 5.0 mi WNW 10.4 mph 19.6 mph N/A   Overcast
8:35 AM 29.1 °F 18.4 °F 24.6 °F 83% 30.08 in 5.0 mi WNW 13.8 mph 17.3 mph N/A   Haze
8:55 AM 28.6 °F 16.4 °F 23.9 °F 83% 30.08 in 5.0 mi WNW 17.3 mph 21.9 mph N/A   Overcast
9:15 AM 28.4 °F 17.0 °F 23.5 °F 82% 30.10 in 7.0 mi WNW 15.0 mph 23.0 mph N/A   Overcast
9:35 AM 28.6 °F 16.8 °F 23.2 °F 80% 30.11 in 7.0 mi WNW 16.1 mph 21.9 mph N/A   Overcast
9:55 AM 28.4 °F 17.0 °F 22.3 °F 78% 30.12 in 5.0 mi WNW 15.0 mph 25.3 mph N/A Snow Light Snow
10:15 AM 28.4 °F 16.6 °F 22.8 °F 80% 30.13 in 4.0 mi WNW 16.1 mph 19.6 mph N/A Snow Light Snow
10:35 AM 28.2 °F 15.5 °F 23.2 °F 81% 30.13 in 4.0 mi WNW 18.4 mph 24.2 mph N/A Snow Light Snow
10:55 AM 28.0 °F 14.9 °F 23.2 °F 82% 30.14 in 1.8 mi West 19.6 mph 23.0 mph N/A Snow Light Snow
11:15 AM 27.5 °F 13.9 °F 22.8 °F 83% 30.14 in 1.8 mi West 20.7 mph 25.3 mph N/A Snow Light Snow
11:35 AM 28.2 °F 15.5 °F 22.8 °F 80% 30.14 in 3.0 mi West 18.4 mph 26.5 mph N/A Snow Light Snow
11:55 AM 28.0 °F 14.6 °F 22.6 °F 80% 30.14 in 5.0 mi West 20.7 mph 25.3 mph N/A Snow Light Snow
12:15 PM 27.9 °F 14.4 °F 21.7 °F 78% 30.13 in 5.0 mi WNW 20.7 mph 28.8 mph N/A Snow Light Snow
12:35 PM 28.4 °F 15.1 °F 21.2 °F 74% 30.13 in 7.0 mi West 20.7 mph 27.6 mph N/A Snow Light Snow
12:55 PM 29.3 °F 15.9 °F 22.1 °F 75% 30.14 in 10.0 mi WNW 21.9 mph 27.6 mph N/A   Overcast
1:15 PM 28.6 °F 15.0 °F 21.4 °F 74% 30.14 in 10.0 mi West 21.9 mph 27.6 mph N/A   Mostly Cloudy
1:35 PM 28.2 °F 15.5 °F 20.5 °F 73% 30.15 in 10.0 mi WNW 18.4 mph 25.3 mph N/A   Mostly Cloudy
1:55 PM 28.0 °F 15.7 °F 20.7 °F 74% 30.15 in 10.0 mi WNW 17.3 mph 21.9 mph N/A   Scattered Clouds
2:15 PM 28.6 °F 16.8 °F 20.5 °F 72% 30.15 in 10.0 mi WNW 16.1 mph 21.9 mph N/A   Mostly Cloudy
2:35 PM 29.1 °F 17.5 °F 20.8 °F 71% 30.16 in 10.0 mi WNW 16.1 mph - N/A   Scattered Clouds
2:55 PM 29.7 °F 17.8 °F 20.5 °F 69% 30.17 in 10.0 mi WNW 17.3 mph 23.0 mph N/A   Mostly Cloudy
3:15 PM 28.4 °F 17.5 °F 20.7 °F 73% 30.18 in 10.0 mi WNW 13.8 mph 18.4 mph N/A   Mostly Cloudy
3:35 PM 28.4 °F 15.8 °F 20.3 °F 72% 30.19 in 10.0 mi West 18.4 mph - N/A   Mostly Cloudy
3:55 PM 28.2 °F 17.2 °F 20.1 °F 72% 30.20 in 10.0 mi West 13.8 mph - N/A   Mostly Cloudy
4:15 PM 27.9 °F 16.8 °F 20.1 °F 73% 30.20 in 10.0 mi West 13.8 mph - N/A   Scattered Clouds
4:35 PM 27.0 °F 18.0 °F 19.6 °F 74% 30.20 in 10.0 mi West 9.2 mph - N/A   Clear
4:55 PM 25.7 °F 16.4 °F 19.4 °F 77% 30.21 in 10.0 mi West 9.2 mph - N/A   Clear
5:15 PM 25.3 °F 15.3 °F 18.5 °F 75% 30.23 in 10.0 mi West 10.4 mph - N/A   Clear
5:35 PM 24.3 °F 15.4 °F 18.5 °F 79% 30.23 in 10.0 mi West 8.1 mph - N/A   Clear
5:55 PM 23.0 °F 13.9 °F 17.6 °F 80% 30.25 in 10.0 mi West 8.1 mph - N/A   Clear
6:15 PM 21.7 °F - 17.6 °F 84% 30.26 in 10.0 mi Calm Calm - N/A   Clear
6:35 PM 22.3 °F - 17.6 °F 82% 30.26 in 10.0 mi Calm Calm - N/A   Clear
6:55 PM 23.5 °F - 18.0 °F 79% 30.27 in 10.0 mi Calm Calm - N/A   Clear
7:15 PM 23.0 °F - 17.6 °F 80% 30.27 in 10.0 mi Calm Calm - N/A   Clear
7:35 PM 23.9 °F - 18.1 °F 79% 30.29 in 10.0 mi Calm Calm - N/A   Clear
7:55 PM 23.9 °F 15.8 °F 18.3 °F 79% 30.30 in 10.0 mi West 6.9 mph - N/A   Clear
8:15 PM 23.7 °F - 18.3 °F 80% 30.30 in 10.0 mi Calm Calm - N/A   Clear
8:35 PM 23.4 °F - 18.0 °F 80% 30.30 in 10.0 mi Calm Calm - N/A   Clear
8:55 PM 22.1 °F - 17.4 °F 82% 30.30 in 10.0 mi Calm Calm - N/A   Clear
9:15 PM 21.0 °F - 16.7 °F 83% 30.30 in 10.0 mi Calm Calm - N/A   Clear
9:35 PM 21.0 °F - 17.4 °F 86% 30.30 in 10.0 mi Calm Calm - N/A   Clear
9:55 PM 21.7 °F - 17.4 °F 83% 30.31 in 10.0 mi Calm Calm - N/A   Clear
10:15 PM 21.9 °F - 17.6 °F 83% 30.31 in 10.0 mi Calm Calm - N/A   Clear
10:35 PM 21.9 °F - 17.6 °F 83% 30.32 in 10.0 mi Calm Calm - N/A   Clear
10:55 PM 21.7 °F - 17.4 °F 83% 30.32 in 10.0 mi Calm Calm - N/A   Clear
11:15 PM 21.4 °F - 17.4 °F 85% 30.32 in 10.0 mi Calm Calm - N/A   Clear
11:35 PM 21.6 °F - 17.4 °F 84% 30.31 in 10.0 mi Calm Calm - N/A   Clear
11:55 PM 22.1 °F - 18.0 °F 84% 30.31 in 10.0 mi Calm Calm - N/A   Clear