241
CDUS43 KLSX 180728
CLICOU
CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO
228 AM CDT TUE AUG 18 2026
...............................
..THE COLUMBIA ASOS CLIMATE SUMMARY FOR AUGUST 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 83 206 PM 106 1936 88 -5 97
MINIMUM 67 1151 PM 48 1897 67 0 74
AVERAGE 75 77 -2 86
PRECIPITATION (IN)
YESTERDAY 0.00 1.91 1970 0.14 -0.14 0.00
MONTH TO DATE 4.01 2.20 1.81 0.07
SINCE JUN 1 15.39 10.56 4.83 13.29
SINCE JAN 1 37.95 27.42 10.53 26.55
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 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
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE JUN 1 0 6 -6 0
SINCE JUL 1 0 0 0 0
COOLING
YESTERDAY 10 12 -2 21
MONTH TO DATE 240 226 14 218
SINCE JUN 1 953 939 14 952
SINCE JAN 1 1127 1085 42 1043
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION NW (330)
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION NW (330)
AVERAGE WIND SPEED 6.6
SKY COVER
AVERAGE SKY COVER 0.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 97 300 AM
LOWEST 55 200 PM
AVERAGE 76
......................................................
THE COLUMBIA ASOS CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 88 106 1936
MINIMUM TEMPERATURE (F) 67 47 1890
SUNRISE AND SUNSET
AUGUST 18 2026........SUNRISE 625 AM CDT SUNSET 759 PM CDT
AUGUST 19 2026........SUNRISE 626 AM CDT SUNSET 758 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