901
CDUS43 KLSX 222230
CLISTL
CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO
530 PM CDT THU MAY 22 2025
...............................
..THE ST. LOUIS CLIMATE SUMMARY FOR MAY 22 2025
VALID AS OF 0500 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 71 357 PM 94 1925 79 -8 76
MINIMUM 52 458 AM 37 1883 60 -8 63
AVERAGE 62 69 -7 70
PRECIPITATION (IN)
TODAY 0.00 1.31 2000 0.15 -0.15 0.11
MONTH TO DATE 3.42 3.49 -0.07 3.81
SINCE MAR 1 17.18 11.72 5.46 14.13
SINCE JAN 1 21.17 16.54 4.63 18.56
SNOWFALL (IN)
TODAY 0.0 0.0 2015 0.0 0.0 0.0
MONTH TO DATE 0.0 0.0 0.0 0.0
SINCE MAR 1 0.3 2.5 -2.2 T
SINCE JUL 1 18.6 16.6 2.0 9.3
SNOW DEPTH 0
DEGREE DAYS
HEATING
TODAY 3 2 1 0
MONTH TO DATE 48 63 -15 2
SINCE MAR 1 600 901 -301 545
SINCE JUL 1 3825 4420 -595 3351
COOLING
TODAY 0 6 -6 5
MONTH TO DATE 84 88 -4 154
SINCE MAR 1 150 132 18 242
SINCE JAN 1 150 133 17 242
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION NW (310)
HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION W (290)
AVERAGE WIND SPEED 12.1
SKY COVER
AVERAGE SKY COVER 0.2
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 74 400 AM
LOWEST 38 200 PM
AVERAGE 56
......................................................
THE ST. LOUIS CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 79 92 1950
2010
MINIMUM TEMPERATURE (F) 60 39 1931
SUNRISE AND SUNSET
MAY 22 2025...........SUNRISE 544 AM CDT SUNSET 813 PM CDT
MAY 23 2025...........SUNRISE 543 AM CDT SUNSET 814 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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