Climatological Report (Daily)
Issued by NWS St Louis, MO
Issued by NWS St Louis, MO
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CDUS43 KLSX 192127
CLISTL
CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO
427 PM CDT WED AUG 19 2026
...................................
...THE ST. LOUIS CLIMATE SUMMARY FOR AUGUST 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 81 146 PM 105 1936 88 -7 93
1962
MINIMUM 71 710 AM 55 1953 69 2 77
AVERAGE 76 79 -3 85
PRECIPITATION (IN)
TODAY 0.15 2.03 1914 0.11 0.04 0.04
MONTH TO DATE 3.62 2.17 1.45 1.48
SINCE JUN 1 17.57 10.59 6.98 10.44
SINCE JAN 1 36.24 28.46 7.78 32.09
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 JUN 1 0.0 0.0 0.0 0.0
SINCE JUL 1 0.0 0.0 0.0 0.0
SNOW DEPTH 0
DEGREE DAYS
HEATING
TODAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE JUN 1 0 4 -4 0
SINCE JUL 1 0 0 0 0
COOLING
TODAY 11 14 -3 20
MONTH TO DATE 302 278 24 308
SINCE JUN 1 1135 1105 30 1261
SINCE JAN 1 1407 1300 107 1432
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION S (200)
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION S (200)
AVERAGE WIND SPEED 7.8
SKY COVER
AVERAGE SKY COVER 0.9
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
THUNDERSTORM
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 94 500 AM
LOWEST 74 1200 AM
AVERAGE 84
..........................................................
THE ST. LOUIS CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 88 104 1962
MINIMUM TEMPERATURE (F) 69 52 1950
SUNRISE AND SUNSET
AUGUST 19 2026........SUNRISE 619 AM CDT SUNSET 750 PM CDT
AUGUST 20 2026........SUNRISE 620 AM CDT SUNSET 749 PM CDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$