065  
CXUS43 KLOT 271255  
CLMVPZ  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
820 AM CDT SUN OCT 01 2023  
   
...............................
 
 
...THE VALPARAISO IN CLIMATE SUMMARY FOR THE MONTH OF SEPTEMBER 2023...  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1998 TO 2023  
 
WEATHER OBSERVED NORMAL DEPART LAST YEAR'S  
VALUE DATE(S) VALUE FROM VALUE DATE(S)  
NORMAL    
............................................................
 
 
TEMPERATURE (F)  
RECORD  
HIGH 97 09/11/2013  
09/10/2013  
LOW 36 09/24/2012  
HIGHEST 90 09/03 90 09/20  
09/04  
09/05  
LOWEST 45 09/14 37 09/29  
AVG. MAXIMUM 75.6 77.6 -2.0 MM  
AVG. MINIMUM 54.5 54.8 -0.3 MM  
MEAN 65.0 66.2 -1.2 MM  
DAYS MAX >= 90 3 2.3 0.7 1  
DAYS MAX <= 32 0 0.0 0.0 0  
DAYS MIN <= 32 0 0.0 0.0 0  
DAYS MIN <= 0 0 0.0 0.0 0  
 
PRECIPITATION (INCHES)  
RECORD  
MAXIMUM 6.35 2019  
MINIMUM 0.50 2004  
TOTALS 2.15 2.51 -0.36 MM  
DAILY AVG. 0.07 0.08 -0.01 MM  
DAYS >= .01 10 10.1 -0.1 MM  
DAYS >= .10 7 5.0 2.0 MM  
DAYS >= .50 1 1.3 -0.3 MM  
DAYS >= 1.00 0 0.4 -0.4 MM  
GREATEST  
24 HR. TOTAL 0.64 09/11 TO 09/12 0.72  
 
DEGREE DAYS  
HEATING TOTAL 63 75 -12 MM  
SINCE 7/1 74 84 -10 MM  
COOLING TOTAL 72 111 -39 MM  
SINCE 1/1 677 955 -278 MM    
............................................................
 
 
WIND (MPH)  
AVERAGE WIND SPEED 5.2  
HIGHEST WIND SPEED/DIRECTION 24/260 DATE 09/06  
HIGHEST GUST SPEED/DIRECTION 30/260 DATE 09/06  
 
AVERAGE RH (PERCENT) 76  
 
WEATHER CONDITIONS. NUMBER OF DAYS WITH  
THUNDERSTORM 2 MIXED PRECIP 0  
HEAVY RAIN 2 RAIN 6  
LIGHT RAIN 10 FREEZING RAIN 0  
LT FREEZING RAIN 0 HAIL 0  
HEAVY SNOW 0 SNOW 0  
LIGHT SNOW 0 SLEET 0  
FOG 22 FOG W/VIS <= 1/4 MILE 5  
HAZE 1  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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