Climatological Report (Daily)
Issued by NWS St Louis, MO
Issued by NWS St Louis, MO
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CDUS43 KLSX 180735
CLICOU
CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO
235 AM CDT FRI SEP 18 2026
...................................
...THE COLUMBIA ASOS CLIMATE SUMMARY FOR SEPTEMBER 17 2026...
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1890 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...................................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 96 407 PM 98 1895 80 16 93
MINIMUM 72 614 AM 37 1903 58 14 64
AVERAGE 84 69 15 79
PRECIPITATION (IN)
YESTERDAY 0.00 2.42 1899 0.11 -0.11 0.00
MONTH TO DATE 1.55 2.21 -0.66 0.67
SINCE SEP 1 1.55 2.21 -0.66 0.67
SINCE JAN 1 39.75 31.57 8.18 27.26
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 2 -2 0
MONTH TO DATE 0 9 -9 11
SINCE SEP 1 0 9 -9 11
SINCE JUL 1 0 10 -10 12
COOLING
YESTERDAY 19 5 14 14
MONTH TO DATE 277 123 154 137
SINCE SEP 1 277 123 154 137
SINCE JAN 1 1556 1361 195 1289
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION SW (240)
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION SW (230)
AVERAGE WIND SPEED 5.8
SKY COVER
AVERAGE SKY COVER 0.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 91 1200 AM
LOWEST 43 200 PM
AVERAGE 67
..........................................................
THE COLUMBIA ASOS CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 79 98 1893
MINIMUM TEMPERATURE (F) 57 32 1901
SUNRISE AND SUNSET
SEPTEMBER 18 2026.....SUNRISE 653 AM CDT SUNSET 712 PM CDT
SEPTEMBER 19 2026.....SUNRISE 654 AM CDT SUNSET 710 PM CDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$