191 CDUS41 KLWX 130522 CLIDCA CLIMATE REPORT NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC 122 AM EDT SUN MAY 13 2012 ................................... ...THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR MAY 12 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 78 344 PM 93 1914 74 4 74 1881 MINIMUM 52 448 AM 37 1913 55 -3 54 AVERAGE 65 65 0 64 PRECIPITATION (IN) YESTERDAY 0.00 2.11 1932 0.13 -0.13 0.00 MONTH TO DATE 0.90 1.47 -0.57 0.59 SINCE MAR 1 3.84 8.01 -4.17 8.19 SINCE JAN 1 8.36 13.44 -5.08 12.56 SNOWFALL (IN) YESTERDAY 0.0 MM MM 0.0 0.0 MONTH TO DATE 0.0 0.0 0.0 SINCE JUL 1 2.0 14.5 -12.5 SNOW DEPTH 0 DEGREE DAYS HEATING YESTERDAY 0 3 -3 1 MONTH TO DATE 4 45 -41 42 SINCE MAR 1 496 883 -387 861 SINCE JUL 1 3045 3991 -946 3979 COOLING YESTERDAY 0 3 -3 0 MONTH TO DATE 38 23 15 11 SINCE MAR 1 88 49 39 55 SINCE JAN 1 88 49 39 55 .................................................................. WIND (MPH) HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION S (200) HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION SW (210) AVERAGE WIND SPEED 5.4 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.6 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. HAZE RELATIVE HUMIDITY (PERCENT) HIGHEST 71 600 AM LOWEST 21 300 PM AVERAGE 46 .......................................................... THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 75 95 1881 MINIMUM TEMPERATURE (F) 56 39 1878 SUNRISE AND SUNSET MAY 13 2012...........SUNRISE 557 AM EDT SUNSET 812 PM EDT MAY 14 2012...........SUNRISE 556 AM EDT SUNSET 813 PM EDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$