956 CDUS43 KLSX 200727 CLISTL CLIMATE REPORT NATIONAL WEATHER SERVICE ST LOUIS MO 126 AM CST TUE DEC 20 2016 ................................... ...THE ST. LOUIS CLIMATE SUMMARY FOR DECEMBER 19 2016... CLIMATE NORMAL PERIOD 1981 TO 2010 CLIMATE RECORD PERIOD 1874 TO 2016 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL .................................................................. TEMPERATURE (F) YESTERDAY MAXIMUM 25 342 PM 68 1976 41 -16 47 MINIMUM 3 538 AM -7 1983 26 -23 26 1884 AVERAGE 14 34 -20 37 PRECIPITATION (IN) YESTERDAY 0.00 1.49 1895 0.08 -0.08 0.00 MONTH TO DATE 0.36 1.78 -1.42 1.27 SINCE DEC 1 0.36 1.78 -1.42 1.27 SINCE JAN 1 40.67 39.90 0.77 50.77 SNOWFALL (IN) YESTERDAY 0.0 12.0 1973 0.2 -0.2 0.0 MONTH TO DATE 0.2 2.3 -2.1 T SINCE DEC 1 0.2 2.3 -2.1 T SINCE JUL 1 0.2 3.0 -2.8 T SNOW DEPTH T DEGREE DAYS HEATING YESTERDAY 51 31 20 28 MONTH TO DATE 658 548 110 349 SINCE DEC 1 658 548 110 349 SINCE JUL 1 1149 1374 -225 911 COOLING YESTERDAY 0 0 0 0 MONTH TO DATE 0 0 0 0 SINCE DEC 1 0 0 0 0 SINCE JAN 1 2162 1646 516 1873 .................................................................. WIND (MPH) HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION SE (150) HIGHEST GUST SPEED 14 HIGHEST GUST DIRECTION S (160) AVERAGE WIND SPEED 4.6 SKY COVER AVERAGE SKY COVER 0.1 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 79 600 AM LOWEST 36 300 PM AVERAGE 58 .......................................................... THE ST. LOUIS CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 41 71 2013 MINIMUM TEMPERATURE (F) 26 -10 1901 SUNRISE AND SUNSET DECEMBER 20 2016......SUNRISE 716 AM CST SUNSET 443 PM CST DECEMBER 21 2016......SUNRISE 716 AM CST SUNSET 444 PM CST - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$