631  
CXUS53 KILX 011306  
CLMDEC  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE LINCOLN IL  
806 AM CDT WED MAY 01 2024  
   
...............................
 
 
...THE DECATUR IL AIRPORT CLIMATE SUMMARY FOR THE MONTH OF APRIL 2024...  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 9999 TO 9999  
 
WEATHER OBSERVED NORMAL DEPART LAST YEAR'S  
VALUE DATE(S) VALUE FROM VALUE  
NORMAL    
..........................................................
 
 
TEMPERATURE (F)  
RECORD  
HIGH MM MM  
LOW 21 04/02/2021  
HIGHEST 83 04/14 MM MM 84  
04/15  
LOWEST 27 04/06 MM MM 27  
AVG. MAXIMUM 65.3 63.9 1.4 67.3  
AVG. MINIMUM 45.0 42.3 2.7 39.9  
MEAN 55.2 53.1 2.1 53.6  
DAYS MAX >= 90 0 0.0 0.0 0  
DAYS MAX <= 32 0 0.0 0.0 0  
DAYS MIN <= 32 3 4.6 -1.6 8  
DAYS MIN <= 0 0 0.0 0.0 0  
 
PRECIPITATION (INCHES)  
RECORD  
MAXIMUM 3.54 2022  
MINIMUM 1.34 2023  
TOTALS 5.77 3.66 2.11 1.34  
DAILY AVG. 0.19 0.12 0.07 0.04  
DAYS >= .01 15 11.3 3.7 6  
DAYS >= .10 12 6.7 5.3 5  
DAYS >= .50 3 2.7 0.3 0  
DAYS >= 1.00 1 1.0 0.0 0  
GREATEST  
24 HR. TOTAL 1.82 04/01 TO 04/02 0.55  
 
DEGREE DAYS  
HEATING TOTAL 316 370 -54 346  
SINCE 7/1 4386 5255 -869 MM  
COOLING TOTAL 28 13 15 11  
SINCE 1/1 28 16 12 MM    
..........................................................
 
 
WIND (MPH)  
AVERAGE WIND SPEED 12.0  
HIGHEST WIND SPEED/DIRECTION 38/200 DATE 04/16  
HIGHEST GUST SPEED/DIRECTION 53/200 DATE 04/16  
 
AVERAGE RH (PERCENT) 73  
 
WEATHER CONDITIONS. NUMBER OF DAYS WITH  
THUNDERSTORM 6 MIXED PRECIP 0  
HEAVY RAIN 5 RAIN 9  
LIGHT RAIN 15 FREEZING RAIN 0  
LT FREEZING RAIN 0 HAIL 0  
HEAVY SNOW 0 SNOW 0  
LIGHT SNOW 1 SLEET 0  
FOG 15 FOG W/VIS <= 1/4 MILE 0  
HAZE 0  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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