637
CDUS43 KLSX 142126
CLISTL
CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO
426 PM CDT THU AUG 14 2025
...............................
..THE ST. LOUIS CLIMATE SUMMARY FOR AUGUST 14 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 92 256 PM 103 2007 89 3 80
MINIMUM 70 532 AM 55 1933 70 0 73
AVERAGE 81 79 2 77
PRECIPITATION (IN)
TODAY 0.00 3.67 1916 0.10 -0.10 0.07
MONTH TO DATE 0.31 1.63 -1.32 0.61
SINCE JUN 1 9.27 10.05 -0.78 10.12
SINCE JAN 1 30.92 27.92 3.00 30.91
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 16 14 2 12
MONTH TO DATE 199 208 -9 187
SINCE JUN 1 1152 1035 117 1118
SINCE JAN 1 1323 1230 93 1431
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 9 HIGHEST WIND DIRECTION W (280)
HIGHEST GUST SPEED 13 HIGHEST GUST DIRECTION W (280)
AVERAGE WIND SPEED 3.0
SKY COVER
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 90 600 AM
LOWEST 47 300 PM
AVERAGE 69
......................................................
THE ST. LOUIS CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 89 105 2007
MINIMUM TEMPERATURE (F) 70 51 1992
SUNRISE AND SUNSET
AUGUST 14 2025........SUNRISE 615 AM CDT SUNSET 757 PM CDT
AUGUST 15 2025........SUNRISE 616 AM CDT SUNSET 755 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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