460
CDUS43 KLSX 090735
CLISTL
CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO
235 AM CDT TUE SEP 09 2025
...............................
..THE ST. LOUIS CLIMATE SUMMARY FOR SEPTEMBER 8 2025
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)
YESTERDAY
MAXIMUM 76 402 PM 101 1947 84 -8 75
MINIMUM 51 508 AM 42 1986 64 -13 48
AVERAGE 64 74 -10 62
PRECIPITATION (IN)
YESTERDAY 0.00 2.87 1920 0.10 -0.10 0.00
MONTH TO DATE 0.17 0.84 -0.67 0.00
SINCE SEP 1 0.17 0.84 -0.67 0.00
SINCE JAN 1 32.26 30.51 1.75 31.68
SNOWFALL (IN)
YESTERDAY 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 MM
DEGREE DAYS
HEATING
YESTERDAY 1 0 1 3
MONTH TO DATE 4 0 4 3
SINCE SEP 1 4 0 4 3
SINCE JUL 1 4 1 3 3
COOLING
YESTERDAY 0 9 -9 0
MONTH TO DATE 30 80 -50 59
SINCE SEP 1 30 80 -50 59
SINCE JAN 1 1551 1530 21 1767
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WIND (MPH)
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION SE (130)
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION SE (140)
AVERAGE WIND SPEED 5.2
SKY COVER
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 74 100 AM
LOWEST 25 300 PM
AVERAGE 50
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THE ST. LOUIS CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 83 101 1925
MINIMUM TEMPERATURE (F) 63 43 1883
SUNRISE AND SUNSET
SEPTEMBER 9 2025.....SUNRISE 638 AM CDT SUNSET 719 PM CDT
SEPTEMBER 10 2025.....SUNRISE 639 AM CDT SUNSET 717 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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