Climatological Report (Daily)
Issued by NWS St Louis, MO
Issued by NWS St Louis, MO
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CDUS43 KLSX 032231
CLISTL
CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO
531 PM CDT WED SEP 03 2025
...................................
...THE ST. LOUIS CLIMATE SUMMARY FOR SEPTEMBER 3 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 87 211 PM 101 2011 85 2 78
MINIMUM 62 236 AM 45 1974 65 -3 60
AVERAGE 75 75 0 69
PRECIPITATION (IN)
TODAY 0.00 0.74 1991 0.10 -0.10 0.00
MONTH TO DATE 0.05 0.31 -0.26 0.00
SINCE SEP 1 0.05 0.31 -0.26 0.00
SINCE JAN 1 32.14 29.98 2.16 31.68
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 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
TODAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE SEP 1 0 0 0 0
SINCE JUL 1 0 1 -1 0
COOLING
TODAY 10 10 0 4
MONTH TO DATE 26 32 -6 24
SINCE SEP 1 26 32 -6 24
SINCE JAN 1 1547 1482 65 1732
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION SW (240)
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION SW (240)
AVERAGE WIND SPEED 6.7
SKY COVER
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 87 600 AM
LOWEST 37 400 PM
AVERAGE 62
..........................................................
THE ST. LOUIS CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 85 104 1954
MINIMUM TEMPERATURE (F) 65 42 1974
SUNRISE AND SUNSET
SEPTEMBER 3 2025.....SUNRISE 633 AM CDT SUNSET 728 PM CDT
SEPTEMBER 4 2025.....SUNRISE 634 AM CDT SUNSET 727 PM CDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$