546
CDUS43 KLSX 282228
CLISTL
CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO
528 PM CDT SUN SEP 28 2025
...............................
..THE ST. LOUIS CLIMATE SUMMARY FOR SEPTEMBER 28 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 88 308 PM 97 1953 77 11 78
MINIMUM 58 547 AM 32 1942 56 2 66
AVERAGE 73 66 7 72
PRECIPITATION (IN)
TODAY 0.00 3.73 1919 0.10 -0.10 T
MONTH TO DATE 0.74 2.79 -2.05 5.75
SINCE SEP 1 0.74 2.79 -2.05 5.75
SINCE JAN 1 32.83 32.46 0.37 37.43
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 3 -3 0
MONTH TO DATE 4 24 -20 3
SINCE SEP 1 4 24 -20 3
SINCE JUL 1 4 25 -21 3
COOLING
TODAY 8 4 4 7
MONTH TO DATE 249 205 44 249
SINCE SEP 1 249 205 44 249
SINCE JAN 1 1770 1655 115 1957
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION S (160)
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION SE (120)
AVERAGE WIND SPEED 2.5
SKY COVER
AVERAGE SKY COVER 0.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 87 500 AM
LOWEST 30 300 PM
AVERAGE 59
......................................................
THE ST. LOUIS CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 76 102 1953
MINIMUM TEMPERATURE (F) 56 36 1942
SUNRISE AND SUNSET
SEPTEMBER 28 2025.....SUNRISE 655 AM CDT SUNSET 648 PM CDT
SEPTEMBER 29 2025.....SUNRISE 656 AM CDT SUNSET 647 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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