300
CDUS43 KLSX 172226
CLICOU
CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO
526 PM CDT WED SEP 17 2025
...............................
..THE COLUMBIA ASOS CLIMATE SUMMARY FOR SEPTEMBER 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 93 344 PM 98 1895 80 13 89
MINIMUM 64 637 AM 37 1903 58 6 63
AVERAGE 79 69 10 76
PRECIPITATION (IN)
TODAY 0.00 2.42 1899 0.11 -0.11 0.00
MONTH TO DATE 0.67 2.21 -1.54 T
SINCE SEP 1 0.67 2.21 -1.54 T
SINCE JAN 1 27.26 31.57 -4.31 35.14
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 11 9 2 10
SINCE SEP 1 11 9 2 10
SINCE JUL 1 12 10 2 10
COOLING
TODAY 14 5 9 11
MONTH TO DATE 137 123 14 100
SINCE SEP 1 137 123 14 100
SINCE JAN 1 1289 1361 -72 1361
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION E (80)
HIGHEST GUST SPEED 15 HIGHEST GUST DIRECTION E (80)
AVERAGE WIND SPEED 3.5
SKY COVER
AVERAGE SKY COVER 0.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 84 700 AM
LOWEST 29 300 PM
AVERAGE 57
......................................................
THE COLUMBIA ASOS CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 79 98 1893
MINIMUM TEMPERATURE (F) 57 32 1901
SUNRISE AND SUNSET
SEPTEMBER 17 2025.....SUNRISE 652 AM CDT SUNSET 713 PM CDT
SEPTEMBER 18 2025.....SUNRISE 653 AM CDT SUNSET 712 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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