230 CDUS41 KLWX 080519 CLIDCA CLIMATE REPORT NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC 119 AM EDT SAT SEP 8 2012 ................................... ...THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR SEPTEMBER 7 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 89 305 PM 104 1881 83 6 74 MINIMUM 72 614 AM 46 1924 66 6 64 AVERAGE 81 74 7 69 PRECIPITATION (IN) YESTERDAY 0.00 3.78 1934 0.11 -0.11 2.82 MONTH TO DATE 1.95 0.76 1.19 5.24 SINCE SEP 1 1.95 0.76 1.19 5.24 SINCE JAN 1 20.66 27.16 -6.50 32.54 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 SEP 1 0 0 0 0 SINCE JUL 1 0 0 0 0 COOLING YESTERDAY 16 9 7 4 MONTH TO DATE 115 71 44 59 SINCE SEP 1 115 71 44 59 SINCE JAN 1 1816 1382 434 1761 .................................................................. WIND (MPH) HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION S (180) HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION S (170) AVERAGE WIND SPEED 7.3 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.2 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 90 100 AM LOWEST 55 300 PM AVERAGE 73 .......................................................... THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 82 100 1939 MINIMUM TEMPERATURE (F) 65 52 1988 SUNRISE AND SUNSET SEPTEMBER 8 2012.....SUNRISE 644 AM EDT SUNSET 727 PM EDT SEPTEMBER 9 2012.....SUNRISE 645 AM EDT SUNSET 725 PM EDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$