497 CDUS41 KLWX 210521 CLIDCA CLIMATE REPORT NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC 120 AM EDT TUE AUG 21 2012 ................................... ...THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR AUGUST 20 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 82 319 PM 101 1983 86 -4 88 MINIMUM 69 1159 PM 50 1896 70 -1 69 AVERAGE 76 78 -2 79 PRECIPITATION (IN) YESTERDAY T 4.83 1963 0.09 -0.09 0.00 MONTH TO DATE 1.47 1.95 -0.48 4.39 SINCE JUN 1 6.66 9.46 -2.80 9.10 SINCE JAN 1 17.40 25.42 -8.02 22.77 SNOWFALL (IN) YESTERDAY 0.0 MM MM 0.0 0.0 MONTH TO DATE 0.0 0.0 0.0 SINCE JUL 1 0.0 0.0 0.0 SNOW DEPTH 0 DEGREE DAYS HEATING YESTERDAY 0 0 0 0 MONTH TO DATE 0 0 0 0 SINCE JUN 1 0 6 -6 0 SINCE JUL 1 0 0 0 0 COOLING YESTERDAY 11 13 -2 14 MONTH TO DATE 343 274 69 341 SINCE JUN 1 1284 1045 239 1375 SINCE JAN 1 1543 1179 364 1575 .................................................................. WIND (MPH) HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION N (360) HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION N (360) AVERAGE WIND SPEED 5.6 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.9 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. LIGHT RAIN HAZE RELATIVE HUMIDITY (PERCENT) HIGHEST 90 300 AM LOWEST 54 200 PM AVERAGE 72 .......................................................... THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 86 100 1874 MINIMUM TEMPERATURE (F) 69 53 1908 SUNRISE AND SUNSET AUGUST 21 2012........SUNRISE 628 AM EDT SUNSET 754 PM EDT AUGUST 22 2012........SUNRISE 629 AM EDT SUNSET 752 PM EDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$