475
CDUS43 KLSX 202231
CLISTL
CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO
431 PM CST THU FEB 20 2025
...............................
..THE ST. LOUIS CLIMATE SUMMARY FOR FEBRUARY 20 2025
VALID TODAY AS OF 0400 PM LOCAL TIME.
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1874 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
TODAY
MAXIMUM 18 359 PM 79 2017 48 -30 67
MINIMUM 0 703 AM -4 1885 29 -29 31
AVERAGE 9 38 -29 49
PRECIPITATION (IN)
TODAY 0.00 2.75 1882 0.08 -0.08 0.00
MONTH TO DATE 1.15 1.55 -0.40 0.40
SINCE DEC 1 6.87 6.64 0.23 6.72
SINCE JAN 1 3.99 4.14 -0.15 4.43
SNOWFALL (IN)
TODAY 0.0 9.5 1912 0.2 -0.2 0.0
MONTH TO DATE 4.1 3.1 1.0 3.4
SINCE DEC 1 15.1 12.0 3.1 9.3
SINCE JUL 1 18.3 12.9 5.4 9.3
SNOW DEPTH 1
DEGREE DAYS
HEATING
TODAY 56 27 29 16
MONTH TO DATE 678 592 86 402
SINCE DEC 1 2531 2496 35 2033
SINCE JUL 1 3065 3318 -253 2685
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 NW (310)
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION W (290)
AVERAGE WIND SPEED 10.2
SKY COVER
AVERAGE SKY COVER 0.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 66 100 AM
LOWEST 47 300 PM
AVERAGE 57
......................................................
THE ST. LOUIS CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 48 79 1935
MINIMUM TEMPERATURE (F) 29 -1 1885
SUNRISE AND SUNSET
FEBRUARY 20 2025......SUNRISE 646 AM CST SUNSET 545 PM CST
FEBRUARY 21 2025......SUNRISE 644 AM CST SUNSET 546 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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