027
CDUS43 KLSX 090826
CLISTL
CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO
226 AM CST TUE DEC 09 2025
...............................
..THE ST. LOUIS CLIMATE SUMMARY FOR DECEMBER 8 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 34 330 PM 74 1991 47 -13 66
MINIMUM 23 745 AM -2 1882 30 -7 46
AVERAGE 29 38 -9 56
PRECIPITATION (IN)
YESTERDAY 0.00 1.44 1878 0.08 -0.08 0.16
MONTH TO DATE 0.29 0.65 -0.36 0.19
SINCE DEC 1 0.29 0.65 -0.36 0.19
SINCE JAN 1 38.31 39.85 -1.54 48.12
SNOWFALL (IN)
YESTERDAY 0.0 3.9 1977 0.1 -0.1 0.0
MONTH TO DATE 3.8 0.6 3.2 0.4
SINCE DEC 1 3.8 0.6 3.2 0.4
SINCE JUL 1 10.2 1.5 8.7 3.6
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 36 27 9 9
MONTH TO DATE 292 204 88 238
SINCE DEC 1 292 204 88 238
SINCE JUL 1 954 1026 -72 772
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE DEC 1 0 0 0 0
SINCE JAN 1 1904 1713 191 2057
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WIND (MPH)
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION SE (150)
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION S (180)
AVERAGE WIND SPEED 5.9
SKY COVER
AVERAGE SKY COVER 0.8
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 81 100 AM
LOWEST 59 200 PM
AVERAGE 70
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THE ST. LOUIS CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 46 74 1918
MINIMUM TEMPERATURE (F) 30 -5 1876
SUNRISE AND SUNSET
DECEMBER 9 2025......SUNRISE 708 AM CST SUNSET 440 PM CST
DECEMBER 10 2025......SUNRISE 709 AM CST SUNSET 440 PM CST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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