990 CDUS43 KLSX 160828 CLISTL CLIMATE REPORT NATIONAL WEATHER SERVICE ST LOUIS MO 228 AM CST SAT DEC 16 2023 ................................... ...THE ST. LOUIS CLIMATE SUMMARY FOR DECEMBER 15 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 63 220 PM 76 1948 45 18 39 MINIMUM 39 249 AM -5 1901 29 10 35 AVERAGE 51 37 14 37 PRECIPITATION (IN) YESTERDAY 0.00 2.76 1992 0.07 -0.07 0.00 MONTH TO DATE 0.82 1.18 -0.36 1.46 SINCE DEC 1 0.82 1.18 -0.36 1.46 SINCE JAN 1 31.67 40.38 -8.71 48.44 SNOWFALL (IN) YESTERDAY 0.0 6.9 2007 0.1 -0.1 0.0 MONTH TO DATE 0.0 1.2 -1.2 0.0 SINCE DEC 1 0.0 1.2 -1.2 0.0 SINCE JUL 1 0.0 2.1 -2.1 0.8 SNOW DEPTH 0 DEGREE DAYS HEATING YESTERDAY 14 28 -14 28 MONTH TO DATE 282 397 -115 338 SINCE DEC 1 282 397 -115 338 SINCE JUL 1 934 1219 -285 1131 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 16 HIGHEST WIND DIRECTION SE (120) HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION S (170) AVERAGE WIND SPEED 10.0 SKY COVER AVERAGE SKY COVER 0.7 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 59 300 AM LOWEST 30 300 PM AVERAGE 45 .......................................................... THE ST. LOUIS CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 44 71 2021 MINIMUM TEMPERATURE (F) 28 -8 1989 SUNRISE AND SUNSET DECEMBER 16 2023......SUNRISE 713 AM CST SUNSET 441 PM CST DECEMBER 17 2023......SUNRISE 714 AM CST SUNSET 442 PM CST - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$