514
CDUS43 KLSX 312227
CLICOU
CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO
527 PM CDT SUN AUG 31 2025
...............................
..THE COLUMBIA ASOS CLIMATE SUMMARY FOR AUGUST 31 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 76 359 PM 103 1913 85 -9 84
MINIMUM 67 1048 AM 40 1915 64 3 68
AVERAGE 72 74 -2 76
PRECIPITATION (IN)
TODAY 0.04 2.23 2012 0.14 -0.10 0.21
MONTH TO DATE 0.11 4.14 -4.03 3.46
SINCE JUN 1 13.33 12.50 0.83 19.20
SINCE JAN 1 26.59 29.36 -2.77 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 JUN 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 0 0 0
MONTH TO DATE 1 0 1 0
SINCE JUN 1 1 6 -5 0
SINCE JUL 1 1 0 1 0
COOLING
TODAY 7 10 -3 11
MONTH TO DATE 328 379 -51 341
SINCE JUN 1 1062 1092 -30 1073
SINCE JAN 1 1153 1238 -85 1261
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION E (80)
HIGHEST GUST SPEED 15 HIGHEST GUST DIRECTION E (90)
AVERAGE WIND SPEED 7.4
SKY COVER
AVERAGE SKY COVER 0.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
RAIN
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 84 1000 AM
LOWEST 56 400 PM
AVERAGE 70
......................................................
THE COLUMBIA ASOS CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 85 102 1913
MINIMUM TEMPERATURE (F) 64 45 1893
1949
1967
SUNRISE AND SUNSET
AUGUST 31 2025........SUNRISE 637 AM CDT SUNSET 740 PM CDT
SEPTEMBER 1 2025.....SUNRISE 638 AM CDT SUNSET 739 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