320 CDUS41 KLWX 310520 CLIDCA CLIMATE REPORT NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC 120 AM EDT TUE JUL 31 2012 ................................... ...THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR JULY 30 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 89 215 PM 99 1953 88 1 97 MINIMUM 75 602 AM 56 1914 71 4 81 AVERAGE 82 80 2 89 PRECIPITATION (IN) YESTERDAY 0.00 4.25 1878 0.12 -0.12 0.00 MONTH TO DATE 2.78 3.61 -0.83 3.03 SINCE JUN 1 5.16 7.39 -2.23 4.71 SINCE JAN 1 15.90 23.35 -7.45 18.38 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 17 15 2 24 MONTH TO DATE 578 445 133 588 SINCE JUN 1 924 759 165 1009 SINCE JAN 1 1183 893 290 1209 .................................................................. WIND (MPH) HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION SE (140) HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION E (100) AVERAGE WIND SPEED 6.5 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.7 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. HAZE RELATIVE HUMIDITY (PERCENT) HIGHEST 82 300 AM LOWEST 50 100 PM AVERAGE 66 .......................................................... THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 88 103 1954 MINIMUM TEMPERATURE (F) 71 52 1895 SUNRISE AND SUNSET JULY 31 2012..........SUNRISE 609 AM EDT SUNSET 820 PM EDT AUGUST 1 2012........SUNRISE 610 AM EDT SUNSET 819 PM EDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$