459
CDUS43 KLSX 090735
CLICOU
CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO
235 AM CDT TUE SEP 09 2025
...............................
..THE COLUMBIA ASOS CLIMATE SUMMARY FOR SEPTEMBER 8 2025
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)
YESTERDAY
MAXIMUM 78 327 PM 103 1947 83 -5 73
MINIMUM 49 541 AM 43 1898 61 -12 45
1986
AVERAGE 64 72 -8 59
PRECIPITATION (IN)
YESTERDAY 0.00 2.85 2016 0.14 -0.14 0.00
MONTH TO DATE 0.43 1.06 -0.63 T
SINCE SEP 1 0.43 1.06 -0.63 T
SINCE JAN 1 27.02 30.42 -3.40 35.14
SNOWFALL (IN)
YESTERDAY 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 MM
DEGREE DAYS
HEATING
YESTERDAY 1 0 1 6
MONTH TO DATE 11 0 11 9
SINCE SEP 1 11 0 11 9
SINCE JUL 1 12 1 11 9
COOLING
YESTERDAY 0 8 -8 0
MONTH TO DATE 20 67 -47 32
SINCE SEP 1 20 67 -47 32
SINCE JAN 1 1172 1305 -133 1293
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION SE (140)
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION SE (150)
AVERAGE WIND SPEED 6.9
SKY COVER
AVERAGE SKY COVER 0.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 74 500 AM
LOWEST 31 300 PM
AVERAGE 53
......................................................
THE COLUMBIA ASOS CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 83 99 1897
1925
MINIMUM TEMPERATURE (F) 61 44 1943
SUNRISE AND SUNSET
SEPTEMBER 9 2025.....SUNRISE 645 AM CDT SUNSET 726 PM CDT
SEPTEMBER 10 2025.....SUNRISE 646 AM CDT SUNSET 724 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