872
CDUS43 KLSX 202226
CLICOU
CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO
426 PM CST SAT DEC 20 2025
...............................
..THE COLUMBIA ASOS CLIMATE SUMMARY FOR DECEMBER 20 2025
VALID TODAY AS OF 0400 PM LOCAL TIME.
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1890 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
TODAY
MAXIMUM 51 209 PM 69 1949 42 9 30
MINIMUM 37 755 AM -23 1901 26 11 21
AVERAGE 44 34 10 26
PRECIPITATION (IN)
TODAY 0.00 1.01 1991 0.06 -0.06 0.00
MONTH TO DATE 0.86 1.34 -0.48 2.10
SINCE DEC 1 0.86 1.34 -0.48 2.10
SINCE JAN 1 35.09 40.68 -5.59 46.70
SNOWFALL (IN)
TODAY 0.0 2.0 1960 0.1 -0.1 0.0
MONTH TO DATE 2.6 2.0 0.6 T
SINCE DEC 1 2.6 2.0 0.6 T
SINCE JUL 1 3.6 2.8 0.8 3.2
SNOW DEPTH 0
DEGREE DAYS
HEATING
TODAY 21 31 -10 39
MONTH TO DATE 657 571 86 597
SINCE DEC 1 657 571 86 597
SINCE JUL 1 1406 1478 -72 1270
COOLING
TODAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE DEC 1 0 0 0 0
SINCE JAN 1 1469 1447 22 1500
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION N (360)
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION N (360)
AVERAGE WIND SPEED 11.8
SKY COVER
AVERAGE SKY COVER 0.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 61 800 AM
LOWEST 42 1200 PM
AVERAGE 52
......................................................
THE COLUMBIA ASOS CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 42 66 1889
MINIMUM TEMPERATURE (F) 25 -15 1989
SUNRISE AND SUNSET
DECEMBER 20 2025......SUNRISE 723 AM CST SUNSET 450 PM CST
DECEMBER 21 2025......SUNRISE 724 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.
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