791
CDUS43 KLSX 212131
CLICOU
CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO
431 PM CDT MON SEP 21 2026
...............................
..THE COLUMBIA ASOS CLIMATE SUMMARY FOR SEPTEMBER 21 2026
VALID TODAY AS OF 0400 PM LOCAL TIME.
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1890 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
TODAY
MAXIMUM 74 239 PM 100 1893 78 -4 85
MINIMUM 66 657 AM 35 1897 56 10 64
1983
AVERAGE 70 67 3 75
PRECIPITATION (IN)
TODAY 0.00 3.57 1945 0.13 -0.13 0.43
MONTH TO DATE 1.55 2.70 -1.15 1.45
SINCE SEP 1 1.55 2.70 -1.15 1.45
SINCE JAN 1 39.75 32.06 7.69 28.04
SNOWFALL (IN)
TODAY 0.0 0.0 2015 0.0 0.0 0.0
MONTH TO DATE 0.0 0.0 0.0 0.0
SINCE SEP 1 0.0 0.0 0.0 0.0
SINCE JUL 1 0.0 0.0 0.0 0.0
SNOW DEPTH 0
DEGREE DAYS
HEATING
TODAY 0 2 -2 0
MONTH TO DATE 0 17 -17 11
SINCE SEP 1 0 17 -17 11
SINCE JUL 1 0 18 -18 12
COOLING
TODAY 5 4 1 10
MONTH TO DATE 335 142 193 174
SINCE SEP 1 335 142 193 174
SINCE JAN 1 1614 1380 234 1326
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION N (20)
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION NE (30)
AVERAGE WIND SPEED 7.4
SKY COVER
AVERAGE SKY COVER 1.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 97 500 AM
LOWEST 79 1100 AM
AVERAGE 88
......................................................
THE COLUMBIA ASOS CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 78 97 1937
MINIMUM TEMPERATURE (F) 56 33 1995
SUNRISE AND SUNSET
SEPTEMBER 21 2026.....SUNRISE 656 AM CDT SUNSET 707 PM CDT
SEPTEMBER 22 2026.....SUNRISE 657 AM CDT SUNSET 706 PM CDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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