033
CDUS43 KLSX 210730
CLISTL
CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO
230 AM CDT TUE APR 21 2026
...............................
..THE ST. LOUIS CLIMATE SUMMARY FOR APRIL 20 2026
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)
YESTERDAY
MAXIMUM 66 456 PM 89 1987 70 -4 78
MINIMUM 42 537 AM 28 1904 49 -7 55
AVERAGE 54 59 -5 67
PRECIPITATION (IN)
YESTERDAY 0.00 1.84 1966 0.17 -0.17 1.82
MONTH TO DATE 3.67 3.02 0.65 8.70
SINCE MAR 1 8.83 6.52 2.31 11.61
SINCE JAN 1 11.25 11.34 -0.09 15.60
SNOWFALL (IN)
YESTERDAY 0.0 5.5 1904 0.0 0.0 0.0
MONTH TO DATE 0.0 0.2 -0.2 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
YESTERDAY 11 7 4 0
MONTH TO DATE 99 205 -106 181
SINCE MAR 1 467 781 -314 536
SINCE JUL 1 3767 4300 -533 3761
COOLING
YESTERDAY 0 1 -1 2
MONTH TO DATE 68 20 48 19
SINCE MAR 1 119 27 92 41
SINCE JAN 1 119 28 91 41
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION SE (150)
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION SE (150)
AVERAGE WIND SPEED 8.6
SKY COVER
AVERAGE SKY COVER 0.2
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 62 600 AM
LOWEST 35 900 AM
AVERAGE 49
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THE ST. LOUIS CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 70 89 1902
1965
MINIMUM TEMPERATURE (F) 49 30 2021
SUNRISE AND SUNSET
APRIL 21 2026.........SUNRISE 617 AM CDT SUNSET 744 PM CDT
APRIL 22 2026.........SUNRISE 615 AM CDT SUNSET 745 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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