506
CDUS43 KLSX 192130
CLISTL
CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO
430 PM CDT TUE MAY 19 2026
...............................
..THE ST. LOUIS CLIMATE SUMMARY FOR MAY 19 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 78 1147 AM 94 1996 78 0 85
MINIMUM 65 618 AM 40 1894 59 6 68
AVERAGE 72 68 4 77
PRECIPITATION (IN)
TODAY 0.06 2.14 1915 0.15 -0.09 1.47
MONTH TO DATE 4.17 3.04 1.13 3.38
SINCE MAR 1 16.21 11.27 4.94 17.14
SINCE JAN 1 18.63 16.09 2.54 21.13
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 T 2.5 -2.5 0.3
SINCE JUL 1 18.5 16.6 1.9 18.6
SNOW DEPTH 0
DEGREE DAYS
HEATING
TODAY 0 2 -2 0
MONTH TO DATE 68 57 11 45
SINCE MAR 1 562 895 -333 597
SINCE JUL 1 3862 4414 -552 3822
COOLING
TODAY 7 5 2 12
MONTH TO DATE 55 70 -15 75
SINCE MAR 1 197 114 83 141
SINCE JAN 1 197 115 82 141
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION W (270)
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION S (200)
AVERAGE WIND SPEED 9.1
SKY COVER
AVERAGE SKY COVER 0.9
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
THUNDERSTORM
RAIN
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 97 500 AM
LOWEST 64 1000 AM
AVERAGE 81
......................................................
THE ST. LOUIS CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 78 93 1902
MINIMUM TEMPERATURE (F) 59 41 1894
1981
SUNRISE AND SUNSET
MAY 19 2026...........SUNRISE 546 AM CDT SUNSET 811 PM CDT
MAY 20 2026...........SUNRISE 545 AM CDT SUNSET 811 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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