073 CDUS41 KLWX 300530 CLIDCA CLIMATE REPORT NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC 130 AM EDT SUN SEP 30 2012 ................................... ...THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR SEPTEMBER 29 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 73 217 PM 93 1954 74 -1 78 MINIMUM 58 1148 PM 40 1942 57 1 62 AVERAGE 66 66 0 70 PRECIPITATION (IN) YESTERDAY 0.00 2.68 1924 0.13 -0.13 0.00 MONTH TO DATE 4.29 3.59 0.70 8.84 SINCE SEP 1 4.29 3.59 0.70 8.84 SINCE JAN 1 23.00 29.99 -6.99 36.14 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 2 -2 0 MONTH TO DATE 4 19 -15 14 SINCE SEP 1 4 19 -15 14 SINCE JUL 1 4 19 -15 14 COOLING YESTERDAY 1 3 -2 5 MONTH TO DATE 229 200 29 204 SINCE SEP 1 229 200 29 204 SINCE JAN 1 1930 1511 419 1906 .................................................................. WIND (MPH) HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION N (340) HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION N (340) AVERAGE WIND SPEED 8.8 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.7 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 69 800 AM LOWEST 37 500 PM AVERAGE 53 .......................................................... THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 74 91 1986 1954 MINIMUM TEMPERATURE (F) 57 38 1942 SUNRISE AND SUNSET SEPTEMBER 30 2012.....SUNRISE 704 AM EDT SUNSET 652 PM EDT OCTOBER 1 2012.......SUNRISE 704 AM EDT SUNSET 650 PM EDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$