350
CDUS43 KLSX 202229
CLISTL
CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO
429 PM CST FRI DEC 20 2024
...............................
..THE ST. LOUIS CLIMATE SUMMARY FOR DECEMBER 20 2024
VALID TODAY AS OF 0400 PM LOCAL TIME.
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1874 TO 2024
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
TODAY
MAXIMUM 39 1206 AM 71 2013 43 -4 55
MINIMUM 31 100 PM -10 1901 28 3 35
AVERAGE 35 35 0 45
PRECIPITATION (IN)
TODAY 0.00 1.36 1962 0.08 -0.08 0.00
MONTH TO DATE 1.71 1.56 0.15 1.14
SINCE DEC 1 1.71 1.56 0.15 1.14
SINCE JAN 1 49.64 40.76 8.88 31.99
SNOWFALL (IN)
TODAY 0.0 3.3 1960 0.1 -0.1 0.0
MONTH TO DATE 0.4 1.7 -1.3 0.0
SINCE DEC 1 0.4 1.7 -1.3 0.0
SINCE JUL 1 3.6 2.6 1.0 0.0
SNOW DEPTH 0
DEGREE DAYS
HEATING
TODAY 30 30 0 20
MONTH TO DATE 535 543 -8 409
SINCE DEC 1 535 543 -8 409
SINCE JUL 1 1069 1365 -296 1061
COOLING
TODAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE DEC 1 0 0 0 0
SINCE JAN 1 2057 1713 344 1942
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 26 HIGHEST WIND DIRECTION NW (310)
HIGHEST GUST SPEED 36 HIGHEST GUST DIRECTION NW (310)
AVERAGE WIND SPEED 17.8
SKY COVER
AVERAGE SKY COVER 0.8
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 66 700 AM
LOWEST 46 1200 AM
AVERAGE 56
......................................................
THE ST. LOUIS CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 43 67 1967
2015
MINIMUM TEMPERATURE (F) 27 -12 1989
SUNRISE AND SUNSET
DECEMBER 20 2024......SUNRISE 716 AM CST SUNSET 443 PM CST
DECEMBER 21 2024......SUNRISE 716 AM CST SUNSET 444 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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