109 CDUS41 KLWX 140527 CLIDCA CLIMATE REPORT NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC 1226 AM EST WED DEC 14 2016 ................................... ...THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR DECEMBER 13 2016... CLIMATE NORMAL PERIOD 1981 TO 2010 CLIMATE RECORD PERIOD 1871 TO 2016 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL .................................................................. TEMPERATURE (F) YESTERDAY MAXIMUM 47 217 PM 71 2015 47 0 71 1889 MINIMUM 40 839 AM 11 1960 33 7 48 AVERAGE 44 40 4 60 PRECIPITATION (IN) YESTERDAY 0.00 2.43 1909 0.09 -0.09 0.00 MONTH TO DATE 1.56 1.39 0.17 1.07 SINCE DEC 1 1.56 1.39 0.17 1.07 SINCE JAN 1 30.65 38.08 -7.43 41.25 SNOWFALL (IN) YESTERDAY 0.0 6.7 1966 0.1 -0.1 MONTH TO DATE 0.0 0.8 -0.8 SINCE JUL 1 0.0 1.3 -1.3 SNOW DEPTH 0 DEGREE DAYS HEATING YESTERDAY 21 25 -4 5 MONTH TO DATE 273 299 -26 203 SINCE DEC 1 273 299 -26 203 SINCE JUL 1 760 994 -234 738 COOLING YESTERDAY 0 0 0 0 MONTH TO DATE 0 0 0 0 SINCE DEC 1 0 0 0 0 SINCE JAN 1 1994 1549 445 1998 .................................................................. WIND (MPH) HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION SE (130) HIGHEST GUST SPEED 15 HIGHEST GUST DIRECTION N (350) AVERAGE WIND SPEED 5.4 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 1.0 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 70 700 AM LOWEST 57 1000 AM AVERAGE 64 .......................................................... THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 47 70 1931 1929 1881 MINIMUM TEMPERATURE (F) 33 6 1904 SUNRISE AND SUNSET DECEMBER 14 2016......SUNRISE 719 AM EST SUNSET 447 PM EST DECEMBER 15 2016......SUNRISE 720 AM EST SUNSET 447 PM EST - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$