910
CDUS43 KLSX 112227
CLISTL
CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO
527 PM CDT MON AUG 11 2025
...............................
..THE ST. LOUIS CLIMATE SUMMARY FOR AUGUST 11 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 93 324 PM 104 1881 89 4 84
MINIMUM 73 533 AM 56 1930 70 3 68
1967
AVERAGE 83 80 3 76
PRECIPITATION (IN)
TODAY 0.00 2.34 1939 0.12 -0.12 0.00
MONTH TO DATE 0.03 1.30 -1.27 0.27
SINCE JUN 1 8.99 9.72 -0.73 9.78
SINCE JAN 1 30.64 27.59 3.05 30.57
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 JUN 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 JUN 1 0 4 -4 0
SINCE JUL 1 0 0 0 0
COOLING
TODAY 18 15 3 11
MONTH TO DATE 150 165 -15 158
SINCE JUN 1 1103 992 111 1089
SINCE JAN 1 1274 1187 87 1402
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION SE (140)
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION S (200)
AVERAGE WIND SPEED 7.8
SKY COVER
AVERAGE SKY COVER 0.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 87 1200 AM
LOWEST 45 100 PM
AVERAGE 66
......................................................
THE ST. LOUIS CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 89 106 1881
MINIMUM TEMPERATURE (F) 70 51 1967
SUNRISE AND SUNSET
AUGUST 11 2025........SUNRISE 612 AM CDT SUNSET 801 PM CDT
AUGUST 12 2025........SUNRISE 613 AM CDT SUNSET 759 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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