730 CDUS41 KLWX 230529 CLIDCA CLIMATE REPORT NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC 1228 AM EST SUN DEC 23 2012 ................................... ...THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR DECEMBER 22 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 45 241 PM 72 1889 45 0 62 MINIMUM 35 1159 PM 3 1872 31 4 46 AVERAGE 40 38 2 54 PRECIPITATION (IN) YESTERDAY 0.00 1.68 1881 0.10 -0.10 0.53 MONTH TO DATE 1.27 2.25 -0.98 4.00 SINCE DEC 1 1.27 2.25 -0.98 4.00 SINCE JAN 1 30.69 38.94 -8.25 45.99 SNOWFALL (IN) YESTERDAY 0.0 8.5 1908 0.1 -0.1 MONTH TO DATE 0.0 1.5 -1.5 SINCE JUL 1 T 2.0 -2.0 SNOW DEPTH 0 DEGREE DAYS HEATING YESTERDAY 25 27 -2 11 MONTH TO DATE 366 534 -168 429 SINCE DEC 1 366 534 -168 429 SINCE JUL 1 1077 1229 -152 1024 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 31 HIGHEST WIND DIRECTION NW (300) HIGHEST GUST SPEED 43 HIGHEST GUST DIRECTION NW (310) AVERAGE WIND SPEED 16.5 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.5 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 52 900 PM LOWEST 33 300 PM AVERAGE 43 .......................................................... THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 45 71 1990 1875 MINIMUM TEMPERATURE (F) 31 7 1989 SUNRISE AND SUNSET DECEMBER 23 2012......SUNRISE 724 AM EST SUNSET 451 PM EST DECEMBER 24 2012......SUNRISE 725 AM EST SUNSET 452 PM EST - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$