234 CDUS43 KLSX 180735 CLISTL CLIMATE REPORT NATIONAL WEATHER SERVICE ST LOUIS MO 235 AM CDT FRI AUG 18 2023 ................................... ...THE ST. LOUIS CLIMATE SUMMARY FOR AUGUST 17 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 87 252 PM 104 1936 89 -2 84 MINIMUM 66 1159 PM 55 1879 70 -4 66 AVERAGE 77 79 -2 75 PRECIPITATION (IN) YESTERDAY 0.03 1.89 1939 0.11 -0.08 0.00 MONTH TO DATE 3.08 1.95 1.13 5.26 SINCE JUN 1 10.91 10.37 0.54 19.27 SINCE JAN 1 24.48 28.24 -3.76 38.60 SNOWFALL (IN) YESTERDAY 0.0 0.0 MM 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 MM 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 12 14 -2 10 MONTH TO DATE 226 250 -24 271 SINCE JUN 1 1117 1077 40 1265 SINCE JAN 1 1338 1272 66 1500 ................................................................... WIND (MPH) HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION W (260) HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION W (270) AVERAGE WIND SPEED 10.1 SKY COVER AVERAGE SKY COVER 0.3 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. THUNDERSTORM LIGHT RAIN RELATIVE HUMIDITY (PERCENT) HIGHEST 74 1100 AM LOWEST 41 600 PM AVERAGE 58 .......................................................... THE ST. LOUIS CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 88 106 1936 MINIMUM TEMPERATURE (F) 69 54 1963 SUNRISE AND SUNSET AUGUST 18 2023........SUNRISE 618 AM CDT SUNSET 752 PM CDT AUGUST 19 2023........SUNRISE 619 AM CDT SUNSET 751 PM CDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$