Climatological Report (Monthly) 
Issued by NWS
        
        
                
        
            
        Issued by NWS
856
CXUS53 KLOT 011348
CLMVPZ
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
848 AM CDT SAT NOV 01 2025
...................................
...THE VALPARAISO IN CLIMATE SUMMARY FOR THE MONTH OF OCTOBER 2025...
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1998 TO 2025
WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH             91   10/01/2019
 LOW              24   10/31/2020
HIGHEST           89   10/03                          83  10/11
LOWEST            31   10/25                          31  10/17
                                                          10/27
AVG. MAXIMUM    67.5               65.1     2.4     69.5
AVG. MINIMUM    45.6               44.2     1.4     43.9
MEAN            56.6               54.6     2.0     56.7
DAYS MAX >= 90     0                0.0     0.0        0
DAYS MAX <= 32     0                0.0     0.0        0
DAYS MIN <= 32     1                3.0    -2.0        2
DAYS MIN <= 0      0                0.0     0.0        0
PRECIPITATION (INCHES)
RECORD
 MAXIMUM        8.31   2001
 MINIMUM        1.10   2010
TOTALS          2.47               3.32   -0.85     1.38
DAILY AVG.      0.08               0.11   -0.03     0.04
DAYS >= .01        5               11.5    -6.5        6
DAYS >= .10        3                6.5    -3.5        5
DAYS >= .50        3                2.5     0.5        1
DAYS >= 1.00       0                0.8    -0.8        0
GREATEST
 24 HR. TOTAL   1.59   10/18 TO 10/19               0.51
DEGREE DAYS
HEATING TOTAL    291                340     -49      271
 SINCE 7/1       345                422     -77       MM
COOLING TOTAL     38                 20      18       21
 SINCE 1/1      1080                975     105       MM
................................................................
WIND (MPH)
AVERAGE WIND SPEED              7.4
HIGHEST WIND SPEED/DIRECTION    30/280    DATE  10/21
HIGHEST GUST SPEED/DIRECTION    43/240    DATE  10/21
AVERAGE RH (PERCENT)     68
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              1     MIXED PRECIP               0
HEAVY RAIN                3     RAIN                       4
LIGHT RAIN                6     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                       6     FOG W/VIS <= 1/4 MILE      0
HAZE                      1
-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.
$$