Climatological Report (Daily)
Issued by NWS St Louis, MO
Issued by NWS St Louis, MO
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053
CDUS43 KLSX 182231
CLICOU
CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO
531 PM CDT SAT OCT 18 2025
...................................
...THE COLUMBIA ASOS CLIMATE SUMMARY FOR OCTOBER 18 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 72 1128 AM 86 1953 67 5 72
MINIMUM 63 359 PM 25 1952 46 17 40
2022
AVERAGE 68 57 11 56
PRECIPITATION (IN)
TODAY 0.36 0.60 1905 0.12 0.24 0.00
1934
2004
MONTH TO DATE 0.83 2.10 -1.27 T
SINCE SEP 1 2.89 5.93 -3.04 3.52
SINCE JAN 1 29.48 35.29 -5.81 38.66
SNOWFALL (IN)
TODAY 0.0 T 1976 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 9
MONTH TO DATE 20 117 -97 99
SINCE SEP 1 31 164 -133 110
SINCE JUL 1 32 165 -133 110
COOLING
TODAY 3 1 2 0
MONTH TO DATE 99 28 71 32
SINCE SEP 1 320 201 119 213
SINCE JAN 1 1472 1439 33 1474
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION SW (210)
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION S (180)
AVERAGE WIND SPEED 8.1
SKY COVER
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
THUNDERSTORM
RAIN
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 97 400 PM
LOWEST 70 1200 AM
AVERAGE 84
..........................................................
THE COLUMBIA ASOS CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 67 87 1894
MINIMUM TEMPERATURE (F) 46 22 1972
SUNRISE AND SUNSET
OCTOBER 18 2025.......SUNRISE 722 AM CDT SUNSET 626 PM CDT
OCTOBER 19 2025.......SUNRISE 723 AM CDT SUNSET 624 PM CDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$