687
CDUS43 KLSX 152228
CLICOU
CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO
528 PM CDT THU MAY 15 2025
...............................
..THE COLUMBIA ASOS CLIMATE SUMMARY FOR MAY 15 2025
VALID AS OF 0500 PM LOCAL TIME.
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1890 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
TODAY
MAXIMUM 86 1257 PM 90 1911 76 10 75
1941
1944
MINIMUM 67 502 AM 36 1907 55 12 61
1926
1959
AVERAGE 77 66 11 68
PRECIPITATION (IN)
TODAY 0.00 2.92 1990 0.14 -0.14 0.01
MONTH TO DATE 0.75 2.46 -1.71 2.81
SINCE MAR 1 9.73 10.31 -0.58 10.76
SINCE JAN 1 11.55 14.55 -3.00 13.70
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 0.4 1.7 -1.3 T
SINCE JUL 1 18.6 16.5 2.1 8.6
SNOW DEPTH 0
DEGREE DAYS
HEATING
TODAY 0 3 -3 0
MONTH TO DATE 52 60 -8 12
SINCE MAR 1 677 941 -264 650
SINCE JUL 1 4309 4646 -337 3891
COOLING
TODAY 12 3 9 3
MONTH TO DATE 29 36 -7 37
SINCE MAR 1 74 68 6 81
SINCE JAN 1 74 68 6 81
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 26 HIGHEST WIND DIRECTION W (250)
HIGHEST GUST SPEED 34 HIGHEST GUST DIRECTION SW (230)
AVERAGE WIND SPEED 13.0
SKY COVER
AVERAGE SKY COVER 0.2
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 500 AM
LOWEST 33 400 PM
AVERAGE 67
......................................................
THE COLUMBIA ASOS CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 76 89 1944
1962
2019
MINIMUM TEMPERATURE (F) 56 33 1890
SUNRISE AND SUNSET
MAY 15 2025...........SUNRISE 556 AM CDT SUNSET 815 PM CDT
MAY 16 2025...........SUNRISE 555 AM CDT SUNSET 816 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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