427
CDUS43 KLSX 182316
CLISTL
CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO
516 PM CST MON DEC 18 2023
...............................
..THE ST. LOUIS CLIMATE SUMMARY FOR DECEMBER 18 2023
VALID TODAY AS OF 0400 PM LOCAL TIME.
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1874 TO 2023
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
TODAY
MAXIMUM 40 156 PM 69 1877 44 -4 34
1939
MINIMUM 33 801 AM -4 1884 28 5 19
1983
AVERAGE 37 36 1 27
PRECIPITATION (IN)
TODAY 0.00 2.78 1924 0.07 -0.07 0.00
MONTH TO DATE 1.14 1.40 -0.26 1.46
SINCE DEC 1 1.14 1.40 -0.26 1.46
SINCE JAN 1 31.99 40.60 -8.61 48.44
SNOWFALL (IN)
TODAY 0.0 5.2 1929 0.1 -0.1 0.0
MONTH TO DATE 0.0 1.5 -1.5 T
SINCE DEC 1 0.0 1.5 -1.5 T
SINCE JUL 1 0.0 2.4 -2.4 0.8
SNOW DEPTH 0
DEGREE DAYS
HEATING
TODAY 28 29 -1 38
MONTH TO DATE 352 484 -132 443
SINCE DEC 1 352 484 -132 443
SINCE JUL 1 1004 1306 -302 1236
COOLING
TODAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE DEC 1 0 0 0 0
SINCE JAN 1 1942 1713 229 1977
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 30 HIGHEST WIND DIRECTION NW (330)
HIGHEST GUST SPEED 39 HIGHEST GUST DIRECTION NW (310)
AVERAGE WIND SPEED 15.2
SKY COVER
AVERAGE SKY COVER 0.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 85 100 AM
LOWEST 34 300 PM
AVERAGE 60
......................................................
THE ST. LOUIS CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 44 68 1877
1889
1976
MINIMUM TEMPERATURE (F) 28 -7 1884
1983
SUNRISE AND SUNSET
DECEMBER 18 2023......SUNRISE 714 AM CST SUNSET 442 PM CST
DECEMBER 19 2023......SUNRISE 715 AM CST SUNSET 442 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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