738
CDUS43 KLSX 100733
CLISTL
CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO
233 AM CDT SUN AUG 10 2025
...............................
..THE ST. LOUIS CLIMATE SUMMARY FOR AUGUST 9 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 95 119 PM 110 1934 89 6 79
MINIMUM 77 552 AM 54 1884 71 6 64
AVERAGE 86 80 6 72
PRECIPITATION (IN)
YESTERDAY 0.00 2.03 2020 0.12 -0.12 0.00
MONTH TO DATE T 1.07 -1.07 0.27
SINCE JUN 1 8.96 9.49 -0.53 9.78
SINCE JAN 1 30.61 27.36 3.25 30.57
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 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
YESTERDAY 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
YESTERDAY 21 15 6 7
MONTH TO DATE 116 135 -19 141
SINCE JUN 1 1069 962 107 1072
SINCE JAN 1 1240 1157 83 1385
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WIND (MPH)
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION SE (140)
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION SE (130)
AVERAGE WIND SPEED 11.2
SKY COVER
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 74 500 AM
LOWEST 47 200 PM
AVERAGE 61
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THE ST. LOUIS CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 89 105 1934
MINIMUM TEMPERATURE (F) 70 54 1972
SUNRISE AND SUNSET
AUGUST 10 2025........SUNRISE 611 AM CDT SUNSET 802 PM CDT
AUGUST 11 2025........SUNRISE 612 AM CDT SUNSET 801 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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