705
CDUS43 KLSX 042227
CLISTL
CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO
427 PM CST THU DEC 04 2025
...............................
..THE ST. LOUIS CLIMATE SUMMARY FOR DECEMBER 4 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 31 1200 AM 74 2001 48 -17 58
MINIMUM 16 823 AM 8 1886 31 -15 31
AVERAGE 24 40 -16 45
PRECIPITATION (IN)
TODAY 0.00 0.94 1923 0.08 -0.08 0.00
MONTH TO DATE 0.29 0.33 -0.04 0.03
SINCE DEC 1 0.29 0.33 -0.04 0.03
SINCE JAN 1 38.31 39.53 -1.22 47.96
SNOWFALL (IN)
TODAY 0.0 3.5 2002 0.1 -0.1 0.0
MONTH TO DATE 3.8 0.3 3.5 0.4
SINCE DEC 1 3.8 0.3 3.5 0.4
SINCE JUL 1 10.2 1.2 9.0 3.6
SNOW DEPTH 3
DEGREE DAYS
HEATING
TODAY 41 25 16 20
MONTH TO DATE 158 99 59 133
SINCE DEC 1 158 99 59 133
SINCE JUL 1 820 921 -101 667
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 N (360)
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION N (10)
AVERAGE WIND SPEED 10.1
SKY COVER
AVERAGE SKY COVER 0.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 85 1200 AM
LOWEST 55 400 PM
AVERAGE 70
......................................................
THE ST. LOUIS CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 48 72 1956
1998
2001
MINIMUM TEMPERATURE (F) 31 8 1886
SUNRISE AND SUNSET
DECEMBER 4 2025......SUNRISE 704 AM CST SUNSET 440 PM CST
DECEMBER 5 2025......SUNRISE 705 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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