657
CDUS43 KLSX 172233
CLICOU
CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO
533 PM CDT FRI OCT 17 2025
...............................
..THE COLUMBIA ASOS CLIMATE SUMMARY FOR OCTOBER 17 2025
VALID AS OF 0500 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 85 255 PM 90 2016 68 17 68
MINIMUM 63 721 AM 26 1976 46 17 34
AVERAGE 74 57 17 51
PRECIPITATION (IN)
TODAY 0.00 2.72 1946 0.12 -0.12 0.00
MONTH TO DATE 0.47 1.98 -1.51 T
SINCE SEP 1 2.53 5.81 -3.28 3.52
SINCE JAN 1 29.12 35.17 -6.05 38.66
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 9 -9 14
MONTH TO DATE 20 108 -88 90
SINCE SEP 1 31 155 -124 101
SINCE JUL 1 32 156 -124 101
COOLING
TODAY 9 1 8 0
MONTH TO DATE 96 27 69 32
SINCE SEP 1 317 200 117 213
SINCE JAN 1 1469 1438 31 1474
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 25 HIGHEST WIND DIRECTION SW (210)
HIGHEST GUST SPEED 35 HIGHEST GUST DIRECTION SW (210)
AVERAGE WIND SPEED 12.5
SKY COVER
AVERAGE SKY COVER 0.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 84 600 AM
LOWEST 37 300 PM
AVERAGE 61
......................................................
THE COLUMBIA ASOS CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 67 86 1953
MINIMUM TEMPERATURE (F) 46 25 1952
2022
SUNRISE AND SUNSET
OCTOBER 17 2025.......SUNRISE 721 AM CDT SUNSET 627 PM CDT
OCTOBER 18 2025.......SUNRISE 722 AM CDT SUNSET 626 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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