577
CXUS53 KLOT 011154
CLMVPZ

CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
554 AM CST THU JAN 01 2026

...................................

...THE VALPARAISO IN CLIMATE SUMMARY FOR THE MONTH OF DECEMBER 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             69   12/05/2001
 LOW             -13   12/19/2016
HIGHEST           64   12/28                          55  12/08
                                                          12/16
LOWEST            -2   12/05                           5  12/12
AVG. MAXIMUM    34.6               38.8    -4.2     38.7
AVG. MINIMUM    18.1               24.5    -6.4     24.9
MEAN            26.4               31.6    -5.2     31.8
DAYS MAX >= 90     0                0.0     0.0        0
DAYS MAX <= 32    15               10.7     4.3       11
DAYS MIN <= 32    27               25.4     1.6       22
DAYS MIN <= 0      3                1.4     1.6        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        3.16   2023
 MINIMUM        0.16   2017
TOTALS          2.21               1.72    0.49     2.82
DAILY AVG.      0.07               0.06    0.01     0.09
DAYS >= .01        9                9.9    -0.9        9
DAYS >= .10        4                4.4    -0.4        6
DAYS >= .50        1                0.8     0.2        1
DAYS >= 1.00       1                0.2     0.8        1
GREATEST
 24 HR. TOTAL   1.41   12/28 TO 12/28               1.50


DEGREE DAYS
HEATING TOTAL   1193               1034     159     1020
 SINCE 7/1      2255               2135     120       MM
COOLING TOTAL      0                  0       0        0
 SINCE 1/1      1080                975     105       MM
................................................................

WIND (MPH)
AVERAGE WIND SPEED              10.0
HIGHEST WIND SPEED/DIRECTION    43/270    DATE  12/29
HIGHEST GUST SPEED/DIRECTION    57/270    DATE  12/29

AVERAGE RH (PERCENT)     77

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              1     MIXED PRECIP               0
HEAVY RAIN                1     RAIN                       2
LIGHT RAIN                5     FREEZING RAIN              0
LT FREEZING RAIN          1     HAIL                       0
HEAVY SNOW                1     SNOW                       5
LIGHT SNOW               14     SLEET                      0
FOG                      22     FOG W/VIS <= 1/4 MILE      2
HAZE                     11

-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.

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