Weather History for Mount Vernon, IL

Change the Weather History Date:

Monday, July 23, 2012

  Actual Average Record
Temperature  
Mean Temperature 86 °F -  
Max Temperature 102 °F 85 °F 102 °F (2012)
Min Temperature 69 °F 65 °F 53 °F (2007)
Cooling Degree Days 20    
Growing Degree Days 36 (Base 50)    
Moisture  
Dew Point 68 °F    
Average Humidity 56    
Maximum Humidity 88    
Minimum Humidity 31    
Precipitation  
Precipitation 0.00 in - - ()
Sea Level Pressure  
Sea Level Pressure 30.06 in    
Wind  
Wind Speed 6 mph (SW)    
Max Wind Speed 15 mph    
Max Gust Speed 23 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

Daily Weather History Graph

Daily Weather History Graph

Search for Another Location

Airport:

Trip Planner

Search our weather history database for the weather conditions in past years. The results will help you decide how hot, cold, wet, or windy it might be!

Date:

Astronomy

Jul. 23, 2012 Rise Set
Actual Time 5:50 AM CDT 8:12 PM CDT
Civil Twilight 5:20 AM CDT 8:42 PM CDT
Nautical Twilight 4:43 AM CDT 9:19 PM CDT
Astronomical Twilight 4:02 AM CDT 10:00 PM CDT
Moon 10:36 AM CDT (7/23) 10:33 PM CDT (7/23)
Length of Visible Light 15h 22m
Length of Day
14h 22m
Waxing Crescent, 22% of the Moon is Illuminated
Jul 23
Waxing Crescent
Jul 26
First Quarter
Aug 1
Full
Aug 9
Last Quarter
Aug 17
New

Hourly Weather History & Observations

Time (CDT) Temp. Heat Index Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:15 AM 73.4 °F - 62.6 °F 69% 30.09 in 10.0 mi Calm Calm - N/A   Clear
12:35 AM 73.4 °F - 62.6 °F 69% 30.10 in 10.0 mi Calm Calm - N/A   Clear
12:55 AM 71.6 °F - 62.6 °F 73% 30.10 in 10.0 mi Calm Calm - N/A   Clear
1:15 AM 71.6 °F - 64.4 °F 78% 30.09 in 10.0 mi Calm Calm - N/A   Clear
1:35 AM 71.6 °F - 64.4 °F 78% 30.09 in 10.0 mi Calm Calm - N/A   Clear
1:55 AM 73.4 °F - 62.6 °F 69% 30.09 in 10.0 mi Calm Calm - N/A   Clear
2:15 AM 71.6 °F - 62.6 °F 73% 30.08 in 10.0 mi Calm Calm - N/A   Clear
2:35 AM 71.6 °F - 62.6 °F 73% 30.09 in 10.0 mi Calm Calm - N/A   Clear
2:55 AM 69.8 °F - 62.6 °F 78% 30.08 in 10.0 mi Calm Calm - N/A   Clear
3:35 AM 69.8 °F - 64.4 °F 83% 30.08 in 10.0 mi Calm Calm - N/A   Clear
3:55 AM 71.6 °F - 64.4 °F 78% 30.09 in 10.0 mi Calm Calm - N/A   Clear
4:15 AM 69.8 °F - 64.4 °F 83% 30.09 in 10.0 mi Calm Calm - N/A   Clear
4:35 AM 71.6 °F - 66.2 °F 83% 30.10 in 10.0 mi WSW 4.6 mph - N/A   Clear
4:55 AM 69.8 °F - 64.4 °F 83% 30.10 in 10.0 mi WSW 4.6 mph - N/A   Clear
5:15 AM 71.6 °F - 64.4 °F 78% 30.11 in 10.0 mi SW 4.6 mph - N/A   Clear
5:35 AM 71.6 °F - 68.0 °F 88% 30.11 in 10.0 mi Calm Calm - N/A   Clear
5:55 AM 73.4 °F - 69.8 °F 88% 30.11 in 10.0 mi SSW 4.6 mph - N/A   Clear
6:15 AM 73.4 °F - 69.8 °F 88% 30.11 in 10.0 mi SW 3.5 mph - N/A   Clear
6:35 AM 75.2 °F - 69.8 °F 83% 30.12 in 10.0 mi SW 5.8 mph - N/A   Clear
6:55 AM 77.0 °F - 71.6 °F 83% 30.12 in 10.0 mi SSW 6.9 mph - N/A   Clear
7:15 AM 78.8 °F - 71.6 °F 78% 30.12 in 10.0 mi SW 8.1 mph - N/A   Clear
7:35 AM 80.6 °F 84.6 °F 71.6 °F 74% 30.12 in 10.0 mi SW 10.4 mph - N/A   Clear
7:55 AM 82.4 °F 87.2 °F 71.6 °F 70% 30.12 in 10.0 mi SW 11.5 mph - N/A   Clear
8:15 AM 82.4 °F 87.2 °F 71.6 °F 70% 30.12 in 10.0 mi SW 10.4 mph - N/A   Clear
8:35 AM 84.2 °F 89.6 °F 71.6 °F 66% 30.12 in 10.0 mi SW 10.4 mph - N/A   Clear
8:55 AM - - - N/A% 30.11 in 10.0 mi SW 11.5 mph 16.1 mph N/A   Clear
9:15 AM 87.8 °F 93.8 °F 71.6 °F 58% 30.11 in 10.0 mi WSW 9.2 mph - N/A   Clear
9:35 AM - - - N/A% 30.10 in 10.0 mi SW 13.8 mph - N/A   Clear
9:55 AM - - - N/A% 30.10 in 10.0 mi WSW 13.8 mph 18.4 mph N/A   Clear
10:15 AM - - - N/A% 30.09 in 10.0 mi West 10.4 mph 17.3 mph N/A   Clear
10:35 AM 93.2 °F 98.8 °F 69.8 °F 46% 30.10 in 10.0 mi WSW 13.8 mph - N/A   Clear
10:55 AM 93.2 °F 98.8 °F 69.8 °F 46% 30.09 in 10.0 mi SW 11.5 mph 16.1 mph N/A   Clear
11:15 AM 95.0 °F 101.3 °F 69.8 °F 44% 30.08 in 10.0 mi SW 12.7 mph 17.3 mph N/A   Clear
11:35 AM 96.8 °F 103.1 °F 69.8 °F 41% 30.08 in 10.0 mi SW 13.8 mph - N/A   Clear
11:55 AM 96.8 °F 103.1 °F 69.8 °F 41% 30.07 in 10.0 mi WSW 13.8 mph - N/A   Clear
12:15 PM 96.8 °F 101.8 °F 68.0 °F 39% 30.07 in 10.0 mi WSW 11.5 mph 17.3 mph N/A   Clear
12:35 PM 98.6 °F 105.5 °F 69.8 °F 39% 30.07 in 10.0 mi SW 8.1 mph - N/A   Clear
12:55 PM 100.4 °F 106.3 °F 68.0 °F 35% 30.06 in 10.0 mi SW 15.0 mph - N/A   Clear
1:15 PM 100.4 °F 104.9 °F 66.2 °F 33% 30.05 in 10.0 mi SSW 11.5 mph - N/A   Clear
1:35 PM 100.4 °F 104.9 °F 66.2 °F 33% 30.05 in 10.0 mi SSW 11.5 mph 17.3 mph N/A   Clear
1:55 PM 102.2 °F 106.9 °F 66.2 °F 31% 30.04 in 10.0 mi SW 9.2 mph - N/A   Clear
2:15 PM 100.4 °F 104.9 °F 66.2 °F 33% 30.04 in 10.0 mi SW 11.5 mph 23.0 mph N/A   Clear
2:35 PM 102.2 °F 108.4 °F 68.0 °F 33% 30.03 in 10.0 mi South 15.0 mph 19.6 mph N/A   Clear
2:55 PM 102.2 °F 108.4 °F 68.0 °F 33% 30.03 in 10.0 mi South 12.7 mph 18.4 mph N/A   Clear
3:15 PM 102.2 °F 106.9 °F 66.2 °F 31% 30.02 in 10.0 mi SSW 9.2 mph 19.6 mph N/A   Clear
3:35 PM 102.2 °F 106.9 °F 66.2 °F 31% 30.01 in 10.0 mi South 13.8 mph - N/A   Clear
3:55 PM 102.2 °F 106.9 °F 66.2 °F 31% 30.00 in 10.0 mi South 12.7 mph 19.6 mph N/A   Clear
4:15 PM 102.2 °F 106.9 °F 66.2 °F 31% 30.00 in 10.0 mi South 12.7 mph 18.4 mph N/A   Clear
4:35 PM 102.2 °F 106.9 °F 66.2 °F 31% 30.00 in 10.0 mi South 13.8 mph - N/A   Clear
4:55 PM 102.2 °F 106.9 °F 66.2 °F 31% 30.00 in 10.0 mi SW 9.2 mph - N/A   Clear
5:15 PM 102.2 °F 106.9 °F 66.2 °F 31% 29.99 in 10.0 mi South 13.8 mph 18.4 mph N/A   Clear
5:35 PM 102.2 °F 106.9 °F 66.2 °F 31% 29.99 in 10.0 mi SSW 13.8 mph - N/A   Clear
6:15 PM 100.4 °F 104.9 °F 66.2 °F 33% 29.99 in 10.0 mi SSW 12.7 mph 17.3 mph N/A   Clear
6:35 PM 100.4 °F 104.9 °F 66.2 °F 33% 29.99 in 10.0 mi SSW 13.8 mph - N/A   Clear
6:55 PM 98.6 °F 105.5 °F 69.8 °F 39% 29.99 in 10.0 mi SSW 13.8 mph - N/A   Clear
7:15 PM 96.8 °F 103.1 °F 69.8 °F 41% 29.99 in 10.0 mi SSW 15.0 mph - N/A   Clear
7:35 PM 95.0 °F 101.3 °F 69.8 °F 44% 29.99 in 10.0 mi SSW 12.7 mph - N/A   Clear
8:15 PM 91.4 °F 96.8 °F 69.8 °F 49% 29.99 in 10.0 mi SSW 12.7 mph - N/A   Clear
8:35 PM 91.4 °F 98.4 °F 71.6 °F 52% 30.00 in 10.0 mi SSW 12.7 mph - N/A   Clear
8:55 PM 89.6 °F 96.2 °F 71.6 °F 55% 30.00 in 10.0 mi SSW 9.2 mph - N/A   Clear
9:15 PM 89.6 °F 96.2 °F 71.6 °F 55% 30.00 in 10.0 mi SSW 13.8 mph - N/A   Clear
9:35 PM 89.6 °F 96.2 °F 71.6 °F 55% 30.01 in 10.0 mi SSW 13.8 mph 18.4 mph N/A   Clear
9:55 PM 87.8 °F 93.8 °F 71.6 °F 58% 30.02 in 10.0 mi SSW 10.4 mph - N/A   Clear
10:15 PM 87.8 °F 93.8 °F 71.6 °F 58% 30.02 in 10.0 mi SSW 12.7 mph - N/A   Clear
10:35 PM 87.8 °F 93.8 °F 71.6 °F 58% 30.02 in 10.0 mi SSW 11.5 mph - N/A   Clear
10:55 PM 86.0 °F 91.8 °F 71.6 °F 62% 30.03 in 10.0 mi SSW 12.7 mph 17.3 mph N/A   Clear
11:15 PM 86.0 °F 91.8 °F 71.6 °F 62% 30.03 in 10.0 mi SSW 11.5 mph - N/A   Clear
11:35 PM 84.2 °F 89.6 °F 71.6 °F 66% 30.03 in 10.0 mi SSW 10.4 mph - N/A   Clear
11:55 PM 84.2 °F 89.6 °F 71.6 °F 66% 30.02 in 10.0 mi SSW 11.5 mph - N/A   Clear