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

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CDUS43 KLSX 302225
CLISTL

CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO
525 PM CDT SAT AUG 30 2025

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

...THE ST. LOUIS CLIMATE SUMMARY FOR AUGUST 30 2025...
VALID AS OF 0500 PM LOCAL TIME.

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)
 TODAY
  MAXIMUM         84    202 PM 102    2013  86     -2       98
  MINIMUM         65    545 AM  50    1934  67     -2       76
  AVERAGE         75                        76     -1       87

PRECIPITATION (IN)
  TODAY            0.00          1.04 1994   0.10  -0.10      T
  MONTH TO DATE    1.48                      3.28  -1.80     1.36
  SINCE JUN 1     10.44                     11.70  -1.26    10.87
  SINCE JAN 1     32.09                     29.57   2.52    31.66

SNOWFALL (IN)
  TODAY            0.0           0.0  2015   0.0    0.0      0.0
  MONTH TO DATE    0.0                       0.0    0.0      0.0
  SINCE JUN 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
  TODAY            0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE JUN 1      0                         4     -4        0
  SINCE JUL 1      0                         0      0        0

 COOLING
  TODAY           10                        12     -2       22
  MONTH TO DATE  388                       417    -29      450
  SINCE JUN 1   1341                      1244     97     1381
  SINCE JAN 1   1512                      1439     73     1694
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED    16   HIGHEST WIND DIRECTION     E (70)
  HIGHEST GUST SPEED    23   HIGHEST GUST DIRECTION     E (80)
  AVERAGE WIND SPEED     8.4


SKY COVER
  AVERAGE SKY COVER 0.4


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    84           300 AM
 LOWEST     43           100 PM
 AVERAGE    64

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


THE ST. LOUIS CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   86       103      2011
                                             2013
 MINIMUM TEMPERATURE (F)   66        49      1967


SUNRISE AND SUNSET
AUGUST 30 2025........SUNRISE   629 AM CDT   SUNSET   734 PM CDT
AUGUST 31 2025........SUNRISE   630 AM CDT   SUNSET   733 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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