256
CDUS43 KLSX 062133
CLISTL
CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO
433 PM CDT SAT SEP 06 2025
...............................
..THE ST. LOUIS CLIMATE SUMMARY FOR SEPTEMBER 6 2025
VALID TODAY AS OF 0400 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 77 244 PM 102 1899 84 -7 84
1925
MINIMUM 51 509 AM 48 1962 65 -14 63
AVERAGE 64 74 -10 74
PRECIPITATION (IN)
TODAY 0.00 2.81 1876 0.11 -0.11 0.00
MONTH TO DATE 0.17 0.63 -0.46 0.00
SINCE SEP 1 0.17 0.63 -0.46 0.00
SINCE JAN 1 32.26 30.30 1.96 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 1 0 1 0
MONTH TO DATE 1 0 1 0
SINCE SEP 1 1 0 1 0
SINCE JUL 1 1 1 0 0
COOLING
TODAY 0 10 -10 9
MONTH TO DATE 30 62 -32 59
SINCE SEP 1 30 62 -32 59
SINCE JAN 1 1551 1512 39 1767
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION NW (330)
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION NW (320)
AVERAGE WIND SPEED 7.5
SKY COVER
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 86 500 AM
LOWEST 31 100 PM
AVERAGE 59
......................................................
THE ST. LOUIS CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 84 101 1939
MINIMUM TEMPERATURE (F) 64 46 1956
SUNRISE AND SUNSET
SEPTEMBER 6 2025.....SUNRISE 635 AM CDT SUNSET 723 PM CDT
SEPTEMBER 7 2025.....SUNRISE 636 AM CDT SUNSET 722 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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