881
CDUS43 KLSX 132126
CLISTL
CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO
426 PM CDT SAT SEP 13 2025
...............................
..THE ST. LOUIS CLIMATE SUMMARY FOR SEPTEMBER 13 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 96 236 PM 100 1939 82 14 78
MINIMUM 73 616 AM 43 1975 62 11 67
AVERAGE 85 72 13 73
PRECIPITATION (IN)
TODAY 0.00 4.61 1945 0.10 -0.10 0.08
MONTH TO DATE 0.17 1.37 -1.20 0.08
SINCE SEP 1 0.17 1.37 -1.20 0.08
SINCE JAN 1 32.26 31.04 1.22 31.76
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 1 -1 0
MONTH TO DATE 4 1 3 3
SINCE SEP 1 4 1 3 3
SINCE JUL 1 4 2 2 3
COOLING
TODAY 20 8 12 8
MONTH TO DATE 89 121 -32 93
SINCE SEP 1 89 121 -32 93
SINCE JAN 1 1610 1571 39 1801
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION SE (150)
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION S (170)
AVERAGE WIND SPEED 6.0
SKY COVER
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 61 600 AM
LOWEST 36 200 PM
AVERAGE 49
......................................................
THE ST. LOUIS CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 82 101 1939
MINIMUM TEMPERATURE (F) 62 46 1949
1974
1996
SUNRISE AND SUNSET
SEPTEMBER 13 2025.....SUNRISE 642 AM CDT SUNSET 712 PM CDT
SEPTEMBER 14 2025.....SUNRISE 642 AM CDT SUNSET 711 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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