717
CDUS43 KLSX 212130
CLISTL
CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO
430 PM CDT FRI MAR 21 2025
...............................
..THE ST. LOUIS CLIMATE SUMMARY FOR MARCH 21 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 68 255 PM 90 1907 59 9 54
MINIMUM 37 623 AM 8 1876 38 -1 36
AVERAGE 53 48 5 45
PRECIPITATION (IN)
TODAY 0.00 1.77 1948 0.13 -0.13 0.00
MONTH TO DATE 0.73 2.22 -1.49 1.07
SINCE MAR 1 0.73 2.22 -1.49 1.07
SINCE JAN 1 4.72 7.04 -2.32 5.50
SNOWFALL (IN)
TODAY 0.0 1.2 2006 0.0 0.0 0.0
MONTH TO DATE 0.3 1.8 -1.5 T
SINCE MAR 1 0.3 1.8 -1.5 T
SINCE JUL 1 18.6 15.9 2.7 9.3
SNOW DEPTH 0
DEGREE DAYS
HEATING
TODAY 12 17 -5 20
MONTH TO DATE 264 426 -162 257
SINCE MAR 1 264 426 -162 257
SINCE JUL 1 3489 3945 -456 3063
COOLING
TODAY 0 0 0 0
MONTH TO DATE 13 0 13 9
SINCE MAR 1 13 0 13 9
SINCE JAN 1 13 1 12 9
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 28 HIGHEST WIND DIRECTION SW (210)
HIGHEST GUST SPEED 37 HIGHEST GUST DIRECTION S (200)
AVERAGE WIND SPEED 10.2
SKY COVER
AVERAGE SKY COVER 0.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 54 100 AM
LOWEST 17 300 PM
AVERAGE 36
......................................................
THE ST. LOUIS CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 59 88 1907
MINIMUM TEMPERATURE (F) 39 13 1885
SUNRISE AND SUNSET
MARCH 21 2025.........SUNRISE 703 AM CDT SUNSET 715 PM CDT
MARCH 22 2025.........SUNRISE 701 AM CDT SUNSET 716 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.
The Nexlab MO Page The Nexlab IL Page Main Text Page