458 CDUS41 KLWX 220531 CLIDCA CLIMATE REPORT NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC 129 AM EDT SAT SEP 22 2012 ................................... ...THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR SEPTEMBER 21 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 80 305 PM 96 1895 78 2 76 MINIMUM 59 623 AM 41 1956 61 -2 64 AVERAGE 70 69 1 70 PRECIPITATION (IN) YESTERDAY 0.00 2.18 1979 0.13 -0.13 0.02 MONTH TO DATE 3.51 2.55 0.96 7.32 SINCE SEP 1 3.51 2.55 0.96 7.32 SINCE JAN 1 22.22 28.95 -6.73 34.62 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 1 -1 0 MONTH TO DATE 0 6 -6 14 SINCE SEP 1 0 6 -6 14 SINCE JUL 1 0 6 -6 14 COOLING YESTERDAY 5 5 0 5 MONTH TO DATE 188 169 19 143 SINCE SEP 1 188 169 19 143 SINCE JAN 1 1889 1480 409 1845 .................................................................. WIND (MPH) HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION S (180) HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION S (180) AVERAGE WIND SPEED 6.9 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 84 500 AM LOWEST 54 100 PM AVERAGE 69 .......................................................... THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 77 98 1895 MINIMUM TEMPERATURE (F) 60 39 1904 SUNRISE AND SUNSET SEPTEMBER 22 2012.....SUNRISE 656 AM EDT SUNSET 704 PM EDT SEPTEMBER 23 2012.....SUNRISE 657 AM EDT SUNSET 703 PM EDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$