002
CDUS43 KLSX 250728
CLISTL
CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO
228 AM CDT THU SEP 25 2025
...............................
..THE ST. LOUIS CLIMATE SUMMARY FOR SEPTEMBER 24 2025
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)
YESTERDAY
MAXIMUM 78 1248 PM 94 1881 78 0 73
1891
MINIMUM 66 1159 PM 37 1942 58 8 60
AVERAGE 72 68 4 67
PRECIPITATION (IN)
YESTERDAY 0.01 2.57 1941 0.09 -0.08 0.17
MONTH TO DATE 0.74 2.41 -1.67 4.86
SINCE SEP 1 0.74 2.41 -1.67 4.86
SINCE JAN 1 32.83 32.08 0.75 36.54
SNOWFALL (IN)
YESTERDAY 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
YESTERDAY 0 2 -2 0
MONTH TO DATE 4 15 -11 3
SINCE SEP 1 4 15 -11 3
SINCE JUL 1 4 16 -12 3
COOLING
YESTERDAY 7 5 2 2
MONTH TO DATE 227 188 39 231
SINCE SEP 1 227 188 39 231
SINCE JAN 1 1748 1638 110 1939
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION N (360)
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION N (350)
AVERAGE WIND SPEED 6.5
SKY COVER
AVERAGE SKY COVER 1.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 97 500 AM
LOWEST 64 100 PM
AVERAGE 81
......................................................
THE ST. LOUIS CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 78 92 1881
1900
2017
MINIMUM TEMPERATURE (F) 57 39 1942
SUNRISE AND SUNSET
SEPTEMBER 25 2025.....SUNRISE 652 AM CDT SUNSET 653 PM CDT
SEPTEMBER 26 2025.....SUNRISE 653 AM CDT SUNSET 652 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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