CDUS43 KLSX 272134 CLISTL CLIMATE REPORT NATIONAL WEATHER SERVICE ST LOUIS MO 434 PM CDT MON OCT 27 2025 ................................... ...THE ST. LOUIS CLIMATE SUMMARY FOR OCTOBER 27 2025... VALID TODAY AS OF 0400 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 57 259 PM 85 1927 64 -7 68 1950 2023 MINIMUM 48 657 AM 28 1957 45 3 40 AVERAGE 53 55 -2 54 PRECIPITATION (IN) TODAY 0.07 1.77 1919 0.11 -0.04 0.00 MONTH TO DATE 2.56 2.71 -0.15 0.05 SINCE SEP 1 3.30 5.67 -2.37 5.80 SINCE JAN 1 35.39 35.34 0.05 37.48 SNOWFALL (IN) TODAY 0.0 T 1967 0.0 0.0 0.0 2017 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 12 11 1 11 MONTH TO DATE 99 182 -83 107 SINCE SEP 1 103 214 -111 110 SINCE JUL 1 103 215 -112 110 COOLING TODAY 0 1 -1 0 MONTH TO DATE 111 47 64 49 SINCE SEP 1 380 259 121 317 SINCE JAN 1 1901 1709 192 2025 ................................................................... WIND (MPH) HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION E (90) HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION E (90) AVERAGE WIND SPEED 9.1 SKY COVER AVERAGE SKY COVER 1.0 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED TODAY. LIGHT RAIN FOG RELATIVE HUMIDITY (PERCENT) HIGHEST 96 300 AM LOWEST 74 300 PM AVERAGE 85 .......................................................... THE ST. LOUIS CLIMATE NORMALSFOR TOMORROW NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 64 85 1927 MINIMUM TEMPERATURE (F) 44 23 1976 SUNRISE AND SUNSET OCTOBER 27 2025.......SUNRISE 723 AM CDT SUNSET 607 PM CDT OCTOBER 28 2025.......SUNRISE 725 AM CDT SUNSET 605 PM CDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$