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

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234
CDUS43 KLSX 110728
CLISTL

CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO
228 AM CDT SAT OCT 11 2025

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

...THE ST. LOUIS CLIMATE SUMMARY FOR OCTOBER 10 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         75    234 PM  92    1963  72      3       83
  MINIMUM         52    334 AM  29    1964  51      1       51
  AVERAGE         64                        62      2       67

PRECIPITATION (IN)
  YESTERDAY        0.00          1.27 2001   0.09  -0.09     0.00
  MONTH TO DATE    T                         0.92  -0.92     0.00
  SINCE SEP 1      0.74                      3.88  -3.14     5.75
  SINCE JAN 1     32.83                     33.55  -0.72    37.43

SNOWFALL (IN)
  YESTERDAY        0.0           0.0  2015   0.0    0.0      0.0
  MONTH TO DATE    0.0                       0.0    0.0      0.0
  SINCE SEP 1      0.0                       0.0    0.0      0.0
  SINCE JUL 1      0.0                       0.0    0.0      0.0
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY        1                         5     -4        0
  MONTH TO DATE    9                        43    -34        9
  SINCE SEP 1     13                        75    -62       12
  SINCE JUL 1     13                        76    -63       12

 COOLING
  YESTERDAY        0                         2     -2        2
  MONTH TO DATE   66                        27     39       29
  SINCE SEP 1    335                       239     96      297
  SINCE JAN 1   1856                      1689    167     2005
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED    15   HIGHEST WIND DIRECTION    SW (210)
  HIGHEST GUST SPEED    23   HIGHEST GUST DIRECTION     S (200)
  AVERAGE WIND SPEED     6.2


SKY COVER
  AVERAGE SKY COVER 0.6


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  NO SIGNIFICANT WEATHER WAS OBSERVED.


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    87          1000 PM
 LOWEST     37           200 PM
 AVERAGE    62

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


THE ST. LOUIS CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   71        94      1963
 MINIMUM TEMPERATURE (F)   51        30      1964


SUNRISE AND SUNSET
OCTOBER 11 2025.......SUNRISE   707 AM CDT   SUNSET   628 PM CDT
OCTOBER 12 2025.......SUNRISE   708 AM CDT   SUNSET   627 PM CDT


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




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