004
CDUS43 KLSX 042234
CLISTL
CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO
534 PM CDT MON AUG 04 2025
...............................
..THE ST. LOUIS CLIMATE SUMMARY FOR AUGUST 4 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 85 347 PM 105 1918 90 -5 96
1930
MINIMUM 65 538 AM 55 1880 71 -6 75
1912
1974
AVERAGE 75 80 -5 86
PRECIPITATION (IN)
TODAY 0.00 1.18 2004 0.12 -0.12 0.00
MONTH TO DATE 0.00 0.49 -0.49 0.26
SINCE JUN 1 8.96 8.91 0.05 9.77
SINCE JAN 1 30.61 26.78 3.83 30.56
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 10 15 -5 21
MONTH TO DATE 29 60 -31 74
SINCE JUN 1 982 887 95 1005
SINCE JAN 1 1153 1082 71 1318
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION N (20)
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION NE (30)
AVERAGE WIND SPEED 4.8
SKY COVER
AVERAGE SKY COVER 0.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 84 600 AM
LOWEST 53 400 PM
AVERAGE 69
......................................................
THE ST. LOUIS CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 89 104 1918
MINIMUM TEMPERATURE (F) 71 56 1948
1974
SUNRISE AND SUNSET
AUGUST 4 2025........SUNRISE 606 AM CDT SUNSET 809 PM CDT
AUGUST 5 2025........SUNRISE 607 AM CDT SUNSET 808 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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