423 CDUS41 KLWX 140520 CLIDCA CLIMATE REPORT NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC 120 AM EDT FRI SEP 14 2012 ................................... ...THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR SEPTEMBER 13 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 81 405 PM 94 1925 81 0 83 1915 MINIMUM 60 550 AM 44 1917 64 -4 65 AVERAGE 71 72 -1 74 PRECIPITATION (IN) YESTERDAY 0.00 2.51 1944 0.13 -0.13 0.00 MONTH TO DATE 2.44 1.48 0.96 7.11 SINCE SEP 1 2.44 1.48 0.96 7.11 SINCE JAN 1 21.15 27.88 -6.73 34.41 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 6 7 -1 9 MONTH TO DATE 154 120 34 121 SINCE SEP 1 154 120 34 121 SINCE JAN 1 1855 1431 424 1823 .................................................................. WIND (MPH) HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION SE (150) HIGHEST GUST SPEED 14 HIGHEST GUST DIRECTION SE (140) AVERAGE WIND SPEED 3.6 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.1 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 84 300 AM LOWEST 39 200 PM AVERAGE 62 .......................................................... THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 80 94 1981 1980 1915 MINIMUM TEMPERATURE (F) 63 46 1911 SUNRISE AND SUNSET SEPTEMBER 14 2012.....SUNRISE 649 AM EDT SUNSET 717 PM EDT SEPTEMBER 15 2012.....SUNRISE 650 AM EDT SUNSET 716 PM EDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$