766 CDUS43 KLSX 210728 CLISTL CLIMATE REPORT NATIONAL WEATHER SERVICE ST LOUIS MO 127 AM CST MON DEC 21 2015 ................................... ...THE ST. LOUIS CLIMATE SUMMARY FOR DECEMBER 20 2015... CLIMATE NORMAL PERIOD 1981 TO 2010 CLIMATE RECORD PERIOD 1874 TO 2015 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL .................................................................. TEMPERATURE (F) YESTERDAY MAXIMUM 57 257 PM 71 2013 41 16 43 MINIMUM 42 209 AM -10 1901 26 16 36 AVERAGE 50 33 17 40 PRECIPITATION (IN) YESTERDAY 0.01 1.36 1962 0.09 -0.08 0.00 MONTH TO DATE 1.28 1.87 -0.59 1.80 SINCE DEC 1 1.28 1.87 -0.59 1.80 SINCE JAN 1 50.78 39.99 10.79 42.51 SNOWFALL (IN) YESTERDAY 0.0 3.3 1960 0.2 -0.2 0.0 MONTH TO DATE T 2.5 -2.5 0.2 SINCE DEC 1 T 2.5 -2.5 0.2 SINCE JUL 1 T 3.2 -3.2 4.0 SNOW DEPTH 0 DEGREE DAYS HEATING YESTERDAY 15 32 -17 25 MONTH TO DATE 364 580 -216 511 SINCE DEC 1 364 580 -216 511 SINCE JUL 1 926 1406 -480 1468 COOLING YESTERDAY 0 0 0 0 MONTH TO DATE 0 0 0 0 SINCE DEC 1 0 0 0 0 SINCE JAN 1 1873 1646 227 1732 .................................................................. WIND (MPH) HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION S (170) HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION S (180) AVERAGE WIND SPEED 14.4 SKY COVER AVERAGE SKY COVER 0.9 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. RAIN LIGHT RAIN RELATIVE HUMIDITY (PERCENT) HIGHEST 62 1200 AM LOWEST 27 1200 PM AVERAGE 45 .......................................................... THE ST. LOUIS CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 41 67 1967 MINIMUM TEMPERATURE (F) 25 -12 1989 SUNRISE AND SUNSET DECEMBER 21 2015......SUNRISE 716 AM CST SUNSET 443 PM CST DECEMBER 22 2015......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. $$