


Climatological Report (Daily)
Issued by NWS St Louis, MO
Issued by NWS St Louis, MO
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561 CDUS43 KLSX 132226 CLISTL CLIMATE REPORT NATIONAL WEATHER SERVICE ST LOUIS MO 526 PM CDT WED AUG 13 2025 ................................... ...THE ST. LOUIS CLIMATE SUMMARY FOR AUGUST 13 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 89 325 PM 103 1936 89 0 81 MINIMUM 71 445 AM 50 1964 70 1 66 AVERAGE 80 80 0 74 PRECIPITATION (IN) TODAY 0.00 1.18 1973 0.11 -0.11 0.00 MONTH TO DATE 0.31 1.53 -1.22 0.54 SINCE JUN 1 9.27 9.95 -0.68 10.05 SINCE JAN 1 30.92 27.82 3.10 30.84 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 15 14 1 9 MONTH TO DATE 183 194 -11 175 SINCE JUN 1 1136 1021 115 1106 SINCE JAN 1 1307 1216 91 1419 ................................................................... WIND (MPH) HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION N (350) HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION N (340) AVERAGE WIND SPEED 5.0 SKY COVER AVERAGE SKY COVER 0.3 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED TODAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 93 400 AM LOWEST 48 400 PM AVERAGE 71 .......................................................... THE ST. LOUIS CLIMATE NORMALS FOR TOMORROW NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 89 103 2007 MINIMUM TEMPERATURE (F) 70 55 1933 SUNRISE AND SUNSET AUGUST 13 2025........SUNRISE 614 AM CDT SUNSET 758 PM CDT AUGUST 14 2025........SUNRISE 615 AM CDT SUNSET 757 PM CDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$