931
CDUS43 KLSX 202128
CLISTL
CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO
428 PM CDT SUN JUL 20 2025
...............................
..THE ST. LOUIS CLIMATE SUMMARY FOR JULY 20 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 95 259 PM 110 1934 90 5 84
MINIMUM 80 540 AM 58 1929 71 9 65
AVERAGE 88 81 7 75
PRECIPITATION (IN)
TODAY 0.00 3.70 1949 0.12 -0.12 0.00
MONTH TO DATE 2.18 2.55 -0.37 7.45
SINCE JUN 1 6.56 7.04 -0.48 8.57
SINCE JAN 1 28.21 24.91 3.30 29.36
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 23 16 7 10
MONTH TO DATE 330 308 22 286
SINCE JUN 1 738 659 79 753
SINCE JAN 1 909 854 55 1066
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION SW (230)
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION SW (220)
AVERAGE WIND SPEED 7.6
SKY COVER
AVERAGE SKY COVER 0.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 82 1200 AM
LOWEST 48 300 PM
AVERAGE 65
......................................................
THE ST. LOUIS CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 90 106 1901
MINIMUM TEMPERATURE (F) 71 54 1944
1970
SUNRISE AND SUNSET
JULY 20 2025..........SUNRISE 553 AM CDT SUNSET 822 PM CDT
JULY 21 2025..........SUNRISE 554 AM CDT SUNSET 822 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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