403
CDUS43 KLSX 142229
CLISTL
CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO
429 PM CST SUN DEC 14 2025
...............................
..THE ST. LOUIS CLIMATE SUMMARY FOR DECEMBER 14 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 18 214 PM 70 1975 45 -27 50
MINIMUM 7 752 AM -2 1901 29 -22 35
AVERAGE 13 37 -24 43
PRECIPITATION (IN)
TODAY 0.00 2.39 1971 0.08 -0.08 1.35
MONTH TO DATE 0.29 1.11 -0.82 1.55
SINCE DEC 1 0.29 1.11 -0.82 1.55
SINCE JAN 1 38.31 40.31 -2.00 49.48
SNOWFALL (IN)
TODAY 0.0 6.6 1987 0.1 -0.1 0.0
MONTH TO DATE 3.8 1.1 2.7 0.4
SINCE DEC 1 3.8 1.1 2.7 0.4
SINCE JUL 1 10.2 2.0 8.2 3.6
SNOW DEPTH 0
DEGREE DAYS
HEATING
TODAY 52 28 24 22
MONTH TO DATE 496 369 127 406
SINCE DEC 1 496 369 127 406
SINCE JUL 1 1158 1191 -33 940
COOLING
TODAY 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
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION N (340)
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION N (350)
AVERAGE WIND SPEED 9.5
SKY COVER
AVERAGE SKY COVER 0.2
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 73 1200 AM
LOWEST 42 200 PM
AVERAGE 58
......................................................
THE ST. LOUIS CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 45 76 1948
MINIMUM TEMPERATURE (F) 29 -5 1901
SUNRISE AND SUNSET
DECEMBER 14 2025......SUNRISE 712 AM CST SUNSET 441 PM CST
DECEMBER 15 2025......SUNRISE 713 AM CST SUNSET 441 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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