260
CDUS43 KLSX 312230
CLISTL
CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO
430 PM CST WED DEC 31 2025
...............................
..THE ST. LOUIS CLIMATE SUMMARY FOR DECEMBER 31 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 38 359 PM 74 1875 41 -3 52
1951
MINIMUM 28 653 AM -10 1976 25 3 34
AVERAGE 33 33 0 43
PRECIPITATION (IN)
TODAY 0.00 1.69 1984 0.09 -0.09 0.27
MONTH TO DATE 0.74 2.50 -1.76 2.88
SINCE DEC 1 0.74 2.50 -1.76 2.88
SINCE JAN 1 38.76 41.70 -2.94 50.81
SNOWFALL (IN)
TODAY 0.0 2.5 1927 0.1 -0.1 0.0
MONTH TO DATE 3.8 3.2 0.6 0.4
SINCE DEC 1 3.8 3.2 0.6 0.4
SINCE JUL 1 10.2 4.1 6.1 3.6
SNOW DEPTH 0
DEGREE DAYS
HEATING
TODAY 32 32 0 22
MONTH TO DATE 888 883 5 747
SINCE DEC 1 888 883 5 747
SINCE JUL 1 1550 1705 -155 1281
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 18 HIGHEST WIND DIRECTION W (260)
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION W (270)
AVERAGE WIND SPEED 10.8
SKY COVER
AVERAGE SKY COVER 0.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 75 900 AM
LOWEST 45 1200 AM
AVERAGE 60
......................................................
THE ST. LOUIS CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 41 70 1965
MINIMUM TEMPERATURE (F) 25 -10 1887
1974
SUNRISE AND SUNSET
DECEMBER 31 2025......SUNRISE 720 AM CST SUNSET 450 PM CST
JANUARY 1 2026.......SUNRISE 720 AM CST SUNSET 451 PM CST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page