331
CDUS43 KLSX 202131
CLICOU
CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO
431 PM CDT MON OCT 20 2025
...............................
..THE COLUMBIA ASOS CLIMATE SUMMARY FOR OCTOBER 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 78 245 PM 86 1963 67 11 79
1979
MINIMUM 41 426 AM 21 1895 45 -4 45
AVERAGE 60 56 4 62
PRECIPITATION (IN)
TODAY 0.00 1.56 1983 0.11 -0.11 0.00
MONTH TO DATE 1.21 2.33 -1.12 T
SINCE SEP 1 3.27 6.16 -2.89 3.52
SINCE JAN 1 29.86 35.52 -5.66 38.66
SNOWFALL (IN)
TODAY 0.0 T 1930 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 5 10 -5 3
MONTH TO DATE 36 136 -100 108
SINCE SEP 1 47 183 -136 119
SINCE JUL 1 48 184 -136 119
COOLING
TODAY 0 1 -1 0
MONTH TO DATE 96 30 66 32
SINCE SEP 1 317 203 114 213
SINCE JAN 1 1469 1441 28 1474
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 28 HIGHEST WIND DIRECTION S (200)
HIGHEST GUST SPEED 40 HIGHEST GUST DIRECTION SW (210)
AVERAGE WIND SPEED 13.0
SKY COVER
AVERAGE SKY COVER 0.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 86 400 AM
LOWEST 32 100 PM
AVERAGE 59
......................................................
THE COLUMBIA ASOS CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 66 87 1978
MINIMUM TEMPERATURE (F) 45 25 1916
1917
SUNRISE AND SUNSET
OCTOBER 20 2025.......SUNRISE 724 AM CDT SUNSET 623 PM CDT
OCTOBER 21 2025.......SUNRISE 725 AM CDT SUNSET 622 PM CDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page