431 CDUS41 KLWX 210520 CLIDCA CLIMATE REPORT NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC 119 AM EDT SUN OCT 21 2012 ................................... ...THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR OCTOBER 20 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 69 305 PM 86 1969 67 2 68 MINIMUM 51 545 AM 31 1972 49 2 52 AVERAGE 60 58 2 60 PRECIPITATION (IN) YESTERDAY 0.00 2.97 1910 0.10 -0.10 T MONTH TO DATE 0.98 2.19 -1.21 2.38 SINCE SEP 1 5.27 5.91 -0.64 11.22 SINCE JAN 1 23.98 32.31 -8.33 38.52 SNOWFALL (IN) YESTERDAY 0.0 1.4 1940 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 5 8 -3 5 MONTH TO DATE 94 104 -10 70 SINCE SEP 1 99 128 -29 84 SINCE JUL 1 99 128 -29 84 COOLING YESTERDAY 0 1 -1 0 MONTH TO DATE 35 32 3 15 SINCE SEP 1 264 234 30 223 SINCE JAN 1 1965 1545 420 1925 .................................................................. WIND (MPH) HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION N (340) HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION NW (330) AVERAGE WIND SPEED 5.4 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 83 500 AM LOWEST 37 500 PM AVERAGE 60 .......................................................... THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 67 85 1947 MINIMUM TEMPERATURE (F) 49 30 1974 1952 SUNRISE AND SUNSET OCTOBER 21 2012.......SUNRISE 724 AM EDT SUNSET 621 PM EDT OCTOBER 22 2012.......SUNRISE 725 AM EDT SUNSET 619 PM EDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$