029
CDUS43 KLSX 192227
CLISTL
CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO
527 PM CDT SAT SEP 19 2026
...............................
..THE ST. LOUIS CLIMATE SUMMARY FOR SEPTEMBER 19 2026
VALID AS OF 0500 PM LOCAL TIME.
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1874 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
TODAY
MAXIMUM 97R 338 PM 96 1925 80 17 87
1931
1955
MINIMUM 79 556 AM 42 1938 60 19 67
AVERAGE 88 70 18 77
PRECIPITATION (IN)
TODAY 0.00 1.82 1954 0.09 -0.09 T
MONTH TO DATE 0.25 1.95 -1.70 0.17
SINCE SEP 1 0.25 1.95 -1.70 0.17
SINCE JAN 1 36.51 31.62 4.89 32.26
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 SEP 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 1 -1 0
MONTH TO DATE 0 7 -7 4
SINCE SEP 1 0 7 -7 4
SINCE JUL 1 0 8 -8 4
COOLING
TODAY 23 6 17 12
MONTH TO DATE 361 161 200 180
SINCE SEP 1 361 161 200 180
SINCE JAN 1 1929 1611 318 1701
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION SW (240)
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION SW (240)
AVERAGE WIND SPEED 9.9
SKY COVER
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 69 1200 AM
LOWEST 34 400 PM
AVERAGE 52
......................................................
THE ST. LOUIS CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 80 97 2017
2022
MINIMUM TEMPERATURE (F) 59 40 1875
SUNRISE AND SUNSET
SEPTEMBER 19 2026.....SUNRISE 647 AM CDT SUNSET 703 PM CDT
SEPTEMBER 20 2026.....SUNRISE 648 AM CDT SUNSET 702 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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