427
CDUS43 KLSX 182228
CLISTL
CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO
428 PM CST SUN JAN 18 2026
...............................
..THE ST. LOUIS CLIMATE SUMMARY FOR JANUARY 18 2026
VALID TODAY AS OF 0400 PM LOCAL TIME.
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1874 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
TODAY
MAXIMUM 27 359 PM 72 1880 40 -13 44
MINIMUM 11 724 AM -19 1930 23 -12 24
AVERAGE 19 32 -13 34
PRECIPITATION (IN)
TODAY 0.00 1.62 1949 0.08 -0.08 0.00
MONTH TO DATE 0.29 1.61 -1.32 2.14
SINCE DEC 1 1.03 4.11 -3.08 5.02
SINCE JAN 1 0.29 1.61 -1.32 2.14
SNOWFALL (IN)
TODAY 0.0 10.0 1892 0.2 -0.2 0.0
MONTH TO DATE T 3.5 -3.5 10.6
SINCE DEC 1 3.8 6.7 -2.9 11.0
SINCE JUL 1 10.2 7.6 2.6 14.2
SNOW DEPTH 0
DEGREE DAYS
HEATING
TODAY 46 33 13 31
MONTH TO DATE 475 590 -115 650
SINCE DEC 1 1362 1474 -112 1397
SINCE JUL 1 2024 2296 -272 1931
COOLING
TODAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE DEC 1 0 0 0 0
SINCE JAN 1 0 0 0 0
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION W (260)
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION W (270)
AVERAGE WIND SPEED 10.3
SKY COVER
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 70 600 AM
LOWEST 38 400 PM
AVERAGE 54
......................................................
THE ST. LOUIS CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 40 75 1952
MINIMUM TEMPERATURE (F) 23 -14 1940
SUNRISE AND SUNSET
JANUARY 18 2026.......SUNRISE 717 AM CST SUNSET 507 PM CST
JANUARY 19 2026.......SUNRISE 716 AM CST SUNSET 509 PM CST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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