548
CDUS43 KLSX 130728
CLICOU
CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO
228 AM CDT SAT SEP 13 2025
...............................
..THE COLUMBIA ASOS CLIMATE SUMMARY FOR SEPTEMBER 12 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 96 336 PM 100 1897 82 14 86
MINIMUM 66 629 AM 39 1902 60 6 63
AVERAGE 81 71 10 75
PRECIPITATION (IN)
YESTERDAY 0.00 2.43 1934 0.14 -0.14 0.00
MONTH TO DATE 0.43 1.59 -1.16 T
SINCE SEP 1 0.43 1.59 -1.16 T
SINCE JAN 1 27.02 30.95 -3.93 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 0
DEGREE DAYS
HEATING
YESTERDAY 0 1 -1 0
MONTH TO DATE 11 3 8 10
SINCE SEP 1 11 3 8 10
SINCE JUL 1 12 4 8 10
COOLING
YESTERDAY 16 6 10 10
MONTH TO DATE 61 94 -33 52
SINCE SEP 1 61 94 -33 52
SINCE JAN 1 1213 1332 -119 1313
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WIND (MPH)
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION W (260)
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION SW (210)
AVERAGE WIND SPEED 5.8
SKY COVER
AVERAGE SKY COVER 0.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 81 600 AM
LOWEST 28 300 PM
AVERAGE 55
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THE COLUMBIA ASOS CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 81 99 1939
1956
MINIMUM TEMPERATURE (F) 59 33 1902
SUNRISE AND SUNSET
SEPTEMBER 13 2025.....SUNRISE 649 AM CDT SUNSET 720 PM CDT
SEPTEMBER 14 2025.....SUNRISE 650 AM CDT SUNSET 718 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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