147 CDUS41 KLWX 250522 CLIDCA CLIMATE REPORT NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC 121 AM EDT TUE SEP 25 2012 ................................... ...THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR SEPTEMBER 24 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 70 226 PM 99 2010 76 -6 76 MINIMUM 56 1138 PM 39 1963 59 -3 66 AVERAGE 63 68 -5 71 PRECIPITATION (IN) YESTERDAY 0.00 1.98 1883 0.13 -0.13 0.00 MONTH TO DATE 3.51 2.94 0.57 8.29 SINCE SEP 1 3.51 2.94 0.57 8.29 SINCE JAN 1 22.22 29.34 -7.12 35.59 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 2 1 1 0 MONTH TO DATE 4 9 -5 14 SINCE SEP 1 4 9 -5 14 SINCE JUL 1 4 9 -5 14 COOLING YESTERDAY 0 4 -4 6 MONTH TO DATE 199 182 17 162 SINCE SEP 1 199 182 17 162 SINCE JAN 1 1900 1493 407 1864 .................................................................. WIND (MPH) HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION NW (330) HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION NW (300) AVERAGE WIND SPEED 6.7 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.4 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 67 100 AM LOWEST 28 200 PM AVERAGE 48 .......................................................... THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 76 95 1930 MINIMUM TEMPERATURE (F) 59 39 1963 SUNRISE AND SUNSET SEPTEMBER 25 2012.....SUNRISE 659 AM EDT SUNSET 700 PM EDT SEPTEMBER 26 2012.....SUNRISE 700 AM EDT SUNSET 658 PM EDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$