CDUS43 KLSX 202136 CLISTL CLIMATE REPORT NATIONAL WEATHER SERVICE ST LOUIS MO 436 PM CDT SUN SEP 20 2026 ................................... ...THE ST. LOUIS CLIMATE SUMMARY FOR SEPTEMBER 20 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 92 251 PM 97 2017 80 12 84 2022 MINIMUM 74 643 AM 40 1875 59 15 67 AVERAGE 83 70 13 76 PRECIPITATION (IN) TODAY 0.00 1.40 1876 0.09 -0.09 0.06 MONTH TO DATE 0.25 2.04 -1.79 0.23 SINCE SEP 1 0.25 2.04 -1.79 0.23 SINCE JAN 1 36.51 31.71 4.80 32.32 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 SEP 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 1 -1 0 MONTH TO DATE 0 8 -8 4 SINCE SEP 1 0 8 -8 4 SINCE JUL 1 0 9 -9 4 COOLING TODAY 18 6 12 11 MONTH TO DATE 379 167 212 191 SINCE SEP 1 379 167 212 191 SINCE JAN 1 1947 1617 330 1712 ................................................................... WIND (MPH) HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION W (280) HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION W (280) AVERAGE WIND SPEED 6.3 SKY COVER AVERAGE SKY COVER 0.5 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED TODAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 69 700 AM LOWEST 43 300 PM AVERAGE 56 .......................................................... THE ST. LOUIS CLIMATE NORMALS FOR TOMORROW NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 79 97 1881 MINIMUM TEMPERATURE (F) 59 40 1983SUNRISE AND SUNSET SEPTEMBER 20 2026.....SUNRISE 648 AM CDT SUNSET 702 PM CDT SEPTEMBER 21 2026.....SUNRISE 648 AM CDT SUNSET 700 PM CDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$