


Climatological Report (Daily)
Issued by NWS St Louis, MO
Issued by NWS St Louis, MO
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738 CDUS43 KLSX 100733 CLISTL CLIMATE REPORT NATIONAL WEATHER SERVICE ST LOUIS MO 233 AM CDT SUN AUG 10 2025 ................................... ...THE ST. LOUIS CLIMATE SUMMARY FOR AUGUST 9 2025... 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) YESTERDAY MAXIMUM 95 119 PM 110 1934 89 6 79 MINIMUM 77 552 AM 54 1884 71 6 64 AVERAGE 86 80 6 72 PRECIPITATION (IN) YESTERDAY 0.00 2.03 2020 0.12 -0.12 0.00 MONTH TO DATE T 1.07 -1.07 0.27 SINCE JUN 1 8.96 9.49 -0.53 9.78 SINCE JAN 1 30.61 27.36 3.25 30.57 SNOWFALL (IN) YESTERDAY 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 YESTERDAY 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 YESTERDAY 21 15 6 7 MONTH TO DATE 116 135 -19 141 SINCE JUN 1 1069 962 107 1072 SINCE JAN 1 1240 1157 83 1385 ................................................................... WIND (MPH) HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION SE (140) HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION SE (130) AVERAGE WIND SPEED 11.2 SKY COVER AVERAGE SKY COVER 0.5 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 74 500 AM LOWEST 47 200 PM AVERAGE 61 .......................................................... THE ST. LOUIS CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 89 105 1934 MINIMUM TEMPERATURE (F) 70 54 1972 SUNRISE AND SUNSET AUGUST 10 2025........SUNRISE 611 AM CDT SUNSET 802 PM CDT AUGUST 11 2025........SUNRISE 612 AM CDT SUNSET 801 PM CDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$