049 CDUS43 KLSX 310829 CLISTL CLIMATE REPORT NATIONAL WEATHER SERVICE ST LOUIS MO 229 AM CST SUN DEC 31 2023 ................................... ...THE ST. LOUIS CLIMATE SUMMARY FOR DECEMBER 30 2023... CLIMATE NORMAL PERIOD 1991 TO 2020 CLIMATE RECORD PERIOD 1874 TO 2023 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL ................................................................... TEMPERATURE (F) YESTERDAY MAXIMUM 51 331 PM 72 1965 41 10 62 MINIMUM 31 727 AM -5 1880 26 5 36 AVERAGE 41 33 8 49 PRECIPITATION (IN) YESTERDAY 0.00 0.98 1973 0.09 -0.09 0.31 MONTH TO DATE 2.29 2.41 -0.12 1.96 SINCE DEC 1 2.29 2.41 -0.12 1.96 SINCE JAN 1 33.14 41.61 -8.47 48.94 SNOWFALL (IN) YESTERDAY 0.0 10.5 1973 0.2 -0.2 0.0 MONTH TO DATE 0.5 3.1 -2.6 2.1 SINCE DEC 1 0.5 3.1 -2.6 2.1 SINCE JUL 1 0.5 4.0 -3.5 2.9 SNOW DEPTH 0 DEGREE DAYS HEATING YESTERDAY 24 32 -8 16 MONTH TO DATE 585 851 -266 876 SINCE DEC 1 585 851 -266 876 SINCE JUL 1 1237 1673 -436 1669 COOLING YESTERDAY 0 0 0 0 MONTH TO DATE 0 0 0 0 SINCE DEC 1 0 0 0 0 SINCE JAN 1 1942 1713 229 1977 ................................................................... WIND (MPH) HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION W (250) HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION W (270) AVERAGE WIND SPEED 8.5 SKY COVER AVERAGE SKY COVER 0.3 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 85 300 AM LOWEST 50 300 PM AVERAGE 68 .......................................................... THE ST. LOUIS CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 41 74 1875 1951 MINIMUM TEMPERATURE (F) 25 -10 1976 SUNRISE AND SUNSET DECEMBER 31 2023......SUNRISE 719 AM CST SUNSET 450 PM CST JANUARY 1 2024.......SUNRISE 720 AM CST SUNSET 450 PM CST - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$