522
CDUS43 KLSX 182131
CLICOU
CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO
431 PM CDT WED MAR 18 2026
...............................
..THE COLUMBIA ASOS CLIMATE SUMMARY FOR MARCH 18 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 68 259 PM 82 2025 57 11 82
MINIMUM 33 556 AM 5 1923 36 -3 55
AVERAGE 51 47 4 69
PRECIPITATION (IN)
TODAY T 1.57 1925 0.10 -0.10 0.00
MONTH TO DATE 3.35 1.63 1.72 1.59
SINCE MAR 1 3.35 1.63 1.72 1.59
SINCE JAN 1 5.19 5.87 -0.68 3.41
SNOWFALL (IN)
TODAY T 1.8 1906 0.1 -0.1 0.0
MONTH TO DATE 0.9 1.2 -0.3 0.4
SINCE MAR 1 0.9 1.2 -0.3 0.4
SINCE JUL 1 9.2 16.0 -6.8 18.6
SNOW DEPTH 0
DEGREE DAYS
HEATING
TODAY 14 18 -4 0
MONTH TO DATE 323 388 -65 256
SINCE MAR 1 323 388 -65 256
SINCE JUL 1 3754 4093 -339 3888
COOLING
TODAY 0 0 0 4
MONTH TO DATE 8 0 8 10
SINCE MAR 1 8 0 8 10
SINCE JAN 1 8 0 8 10
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION SW (240)
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION W (250)
AVERAGE WIND SPEED 8.1
SKY COVER
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
LIGHT RAIN
LIGHT SNOW
RELATIVE HUMIDITY (PERCENT)
HIGHEST 63 600 AM
LOWEST 30 300 PM
AVERAGE 47
......................................................
THE COLUMBIA ASOS CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 58 81 2012
MINIMUM TEMPERATURE (F) 37 2 1923
SUNRISE AND SUNSET
MARCH 18 2026.........SUNRISE 715 AM CDT SUNSET 719 PM CDT
MARCH 19 2026.........SUNRISE 714 AM CDT SUNSET 720 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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