984 CDUS41 KLWX 090520 CLIDCA CLIMATE REPORT NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC 1220 AM EST SUN DEC 9 2012 ................................... ...THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR DECEMBER 8 2012... CLIMATE NORMAL PERIOD 1981 TO 2010 CLIMATE RECORD PERIOD 1871 TO 2012 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL .................................................................. TEMPERATURE (F) YESTERDAY MAXIMUM 54 353 PM 74 1978 49 5 45 MINIMUM 48 902 PM 8 1882 34 14 35 AVERAGE 51 42 9 40 PRECIPITATION (IN) YESTERDAY 0.00 1.35 1972 0.10 -0.10 0.00 MONTH TO DATE 0.07 0.86 -0.79 3.34 SINCE DEC 1 0.07 0.86 -0.79 3.34 SINCE JAN 1 29.49 37.55 -8.06 45.33 SNOWFALL (IN) YESTERDAY 0.0 3.6 1989 0.1 -0.1 MONTH TO DATE 0.0 0.5 -0.5 SINCE JUL 1 T 1.0 -1.0 SNOW DEPTH 0 DEGREE DAYS HEATING YESTERDAY 14 23 -9 25 MONTH TO DATE 123 177 -54 143 SINCE DEC 1 123 177 -54 143 SINCE JUL 1 834 872 -38 738 COOLING YESTERDAY 0 0 0 0 MONTH TO DATE 0 0 0 0 SINCE DEC 1 0 0 0 0 SINCE JAN 1 1975 1549 426 1925 .................................................................. WIND (MPH) HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION S (170) HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION W (270) AVERAGE WIND SPEED 4.4 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.9 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. FOG RELATIVE HUMIDITY (PERCENT) HIGHEST 100 700 AM LOWEST 83 300 PM AVERAGE 92 .......................................................... THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 49 71 1991 MINIMUM TEMPERATURE (F) 34 4 1876 SUNRISE AND SUNSET DECEMBER 9 2012......SUNRISE 715 AM EST SUNSET 446 PM EST DECEMBER 10 2012......SUNRISE 716 AM EST SUNSET 446 PM EST - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$