CDUS43 KLSX 220727 CLISTL CLIMATE REPORT NATIONAL WEATHER SERVICE ST LOUIS MO 227 AM CDT SAT AUG 22 2026 ................................... ...THE ST. LOUIS CLIMATE SUMMARY FOR AUGUST 21 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 88 505 PM 104 2003 88 0 79 MINIMUM 67 457 AM 50 1940 69 -2 67 1950 AVERAGE 78 78 0 73 PRECIPITATION (IN) YESTERDAY 0.00 2.07 1944 0.10 -0.10 0.00 MONTH TO DATE 3.62 2.38 1.24 1.48 SINCE JUN 1 17.57 10.80 6.77 10.44 SINCE JAN 1 36.24 28.67 7.57 32.09 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 13 13 0 8 MONTH TO DATE 329 305 24 330 SINCE JUN 1 1162 1132 30 1283 SINCE JAN 1 1434 1327 107 1454 ................................................................... WIND (MPH) HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION SE (140) HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION SE (140) AVERAGE WIND SPEED 4.0 SKY COVER AVERAGE SKY COVER 0.3 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 93 400 AM LOWEST 46 100 PM AVERAGE 70 .......................................................... THE ST. LOUIS CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 88 103 1936 MINIMUM TEMPERATURE (F) 69 55 1875 1950 SUNRISE AND SUNSET AUGUST 22 2026........SUNRISE 622 AM CDT SUNSET 746 PM CDT AUGUST 23 2026........SUNRISE 623 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. $$