Climatological Report (Daily)
Issued by NWS St Louis, MO

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693
CDUS43 KLSX 300828
CLISTL

CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO
228 AM CST TUE DEC 30 2025

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

...THE ST. LOUIS CLIMATE SUMMARY FOR DECEMBER 29 2025...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1874 TO 2025


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
...................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         24    313 PM  70    1984  41    -17       54
  MINIMUM         15    819 AM -15    1880  26    -11       48
  AVERAGE         20                        34    -14       51

PRECIPITATION (IN)
  YESTERDAY        T             1.65 1990   0.09  -0.09     0.25
  MONTH TO DATE    0.74                      2.32  -1.58     2.38
  SINCE DEC 1      0.74                      2.32  -1.58     2.38
  SINCE JAN 1     38.76                     41.52  -2.76    50.31

SNOWFALL (IN)
  YESTERDAY        T             1.7  2000   0.1   -0.1      0.0
  MONTH TO DATE    3.8                       2.9    0.9      0.4
  SINCE DEC 1      3.8                       2.9    0.9      0.4
  SINCE JUL 1     10.2                       3.8    6.4      3.6
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY       45                        32     13       14
  MONTH TO DATE  817                       819     -2      710
  SINCE DEC 1    817                       819     -2      710
  SINCE JUL 1   1479                      1641   -162     1244

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE DEC 1      0                         0      0        0
  SINCE JAN 1   1904                      1713    191     2057
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED    38   HIGHEST WIND DIRECTION     W (280)
  HIGHEST GUST SPEED    56   HIGHEST GUST DIRECTION     W (280)
  AVERAGE WIND SPEED    19.4


SKY COVER
  AVERAGE SKY COVER 0.7


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  LIGHT SNOW


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    74          1100 PM
 LOWEST     50           100 AM
 AVERAGE    62

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


THE ST. LOUIS CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   41        72      1965
 MINIMUM TEMPERATURE (F)   26        -5      1880


SUNRISE AND SUNSET
DECEMBER 30 2025......SUNRISE   719 AM CST   SUNSET   449 PM CST
DECEMBER 31 2025......SUNRISE   720 AM CST   SUNSET   450 PM CST


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




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