902
CDUS43 KLSX 192226
CLISTL
CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO
526 PM CDT TUE AUG 19 2025
...............................
..THE ST. LOUIS CLIMATE SUMMARY FOR AUGUST 19 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 93 150 PM 105 1936 88 5 86
1962
MINIMUM 78 511 AM 55 1953 69 9 67
AVERAGE 86 79 7 77
PRECIPITATION (IN)
TODAY 0.04 2.03 1914 0.11 -0.07 0.00
MONTH TO DATE 1.48 2.17 -0.69 1.06
SINCE JUN 1 10.44 10.59 -0.15 10.57
SINCE JAN 1 32.09 28.46 3.63 31.36
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 21 14 7 12
MONTH TO DATE 309 278 31 268
SINCE JUN 1 1262 1105 157 1199
SINCE JAN 1 1433 1300 133 1512
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION SW (210)
HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION SW (210)
AVERAGE WIND SPEED 7.4
SKY COVER
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
THUNDERSTORM
RAIN
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 82 400 AM
LOWEST 58 400 PM
AVERAGE 70
......................................................
THE ST. LOUIS CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 88 104 1962
MINIMUM TEMPERATURE (F) 69 52 1950
SUNRISE AND SUNSET
AUGUST 19 2025........SUNRISE 619 AM CDT SUNSET 750 PM CDT
AUGUST 20 2025........SUNRISE 620 AM CDT SUNSET 749 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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