391
CDUS43 KLSX 202135
CLICOU
CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO
435 PM CDT MON APR 20 2026
...............................
..THE COLUMBIA ASOS CLIMATE SUMMARY FOR APRIL 20 2026
VALID TODAY AS OF 0400 PM LOCAL TIME.
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)
TODAY
MAXIMUM 73 259 PM 90 1987 69 4 75
MINIMUM 42 543 AM 28 1953 47 -5 51
AVERAGE 58 58 0 63
PRECIPITATION (IN)
TODAY T 2.00 2025 0.18 -0.18 2.00
MONTH TO DATE 5.14 2.98 2.16 5.04
SINCE MAR 1 9.37 5.95 3.42 7.56
SINCE JAN 1 11.21 10.19 1.02 9.38
SNOWFALL (IN)
TODAY 0.0 1.3 2021 0.0 0.0 0.0
MONTH TO DATE 0.0 0.2 -0.2 0.0
SINCE MAR 1 0.9 1.7 -0.8 0.4
SINCE JUL 1 9.2 16.5 -7.3 18.6
SNOW DEPTH 0
DEGREE DAYS
HEATING
TODAY 7 8 -1 2
MONTH TO DATE 108 219 -111 193
SINCE MAR 1 516 815 -299 598
SINCE JUL 1 3947 4520 -573 4230
COOLING
TODAY 0 1 -1 0
MONTH TO DATE 35 19 16 11
SINCE MAR 1 79 24 55 29
SINCE JAN 1 79 24 55 29
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION SE (140)
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION SE (140)
AVERAGE WIND SPEED 9.3
SKY COVER
AVERAGE SKY COVER 0.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 76 500 AM
LOWEST 34 300 PM
AVERAGE 55
......................................................
THE COLUMBIA ASOS CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 69 88 1925
1965
MINIMUM TEMPERATURE (F) 47 28 2021
SUNRISE AND SUNSET
APRIL 20 2026.........SUNRISE 625 AM CDT SUNSET 751 PM CDT
APRIL 21 2026.........SUNRISE 624 AM CDT SUNSET 752 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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