890
CDUS43 KLSX 202227
CLISTL
CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO
427 PM CST WED DEC 20 2023
...............................
..THE ST. LOUIS CLIMATE SUMMARY FOR DECEMBER 20 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 55 343 PM 71 2013 43 12 45
MINIMUM 35 1208 AM -10 1901 28 7 25
AVERAGE 45 35 10 35
PRECIPITATION (IN)
TODAY 0.00 1.36 1962 0.08 -0.08 0.00
MONTH TO DATE 1.14 1.56 -0.42 1.46
SINCE DEC 1 1.14 1.56 -0.42 1.46
SINCE JAN 1 31.99 40.76 -8.77 48.44
SNOWFALL (IN)
TODAY 0.0 3.3 1960 0.1 -0.1 0.0
MONTH TO DATE 0.0 1.7 -1.7 T
SINCE DEC 1 0.0 1.7 -1.7 T
SINCE JUL 1 0.0 2.6 -2.6 0.8
SNOW DEPTH 0
DEGREE DAYS
HEATING
TODAY 20 30 -10 30
MONTH TO DATE 409 543 -134 506
SINCE DEC 1 409 543 -134 506
SINCE JUL 1 1061 1365 -304 1299
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 10 HIGHEST WIND DIRECTION SE (120)
HIGHEST GUST SPEED 15 HIGHEST GUST DIRECTION S (170)
AVERAGE WIND SPEED 7.7
SKY COVER
AVERAGE SKY COVER 0.8
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 56 1200 AM
LOWEST 32 1200 PM
AVERAGE 44
......................................................
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 2023......SUNRISE 715 AM CST SUNSET 443 PM CST
DECEMBER 21 2023......SUNRISE 716 AM CST SUNSET 443 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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