962 CDUS41 KLWX 100521 CLIDCA CLIMATE REPORT NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC 120 AM EDT THU MAY 10 2012 ................................... ...THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR MAY 9 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 75 254 PM 96 1963 74 1 73 MINIMUM 59 1159 PM 34 1947 54 5 53 AVERAGE 67 64 3 63 PRECIPITATION (IN) YESTERDAY 0.58 2.22 2008 0.12 0.46 0.00 MONTH TO DATE 0.90 1.08 -0.18 0.59 SINCE MAR 1 3.84 7.62 -3.78 8.19 SINCE JAN 1 8.36 13.05 -4.69 12.56 SNOWFALL (IN) YESTERDAY 0.0 T 1923 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 2 MONTH TO DATE 0 36 -36 40 SINCE MAR 1 492 874 -382 859 SINCE JUL 1 3041 3982 -941 3977 COOLING YESTERDAY 2 2 0 0 MONTH TO DATE 38 16 22 8 SINCE MAR 1 88 42 46 52 SINCE JAN 1 88 42 46 52 .................................................................. WIND (MPH) HIGHEST WIND SPEED 32 HIGHEST WIND DIRECTION NW (310) HIGHEST GUST SPEED 40 HIGHEST GUST DIRECTION NW (310) AVERAGE WIND SPEED 8.1 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 1.0 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. HEAVY RAIN RAIN LIGHT RAIN FOG RELATIVE HUMIDITY (PERCENT) HIGHEST 93 600 AM LOWEST 50 300 PM AVERAGE 72 .......................................................... THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 74 95 1963 MINIMUM TEMPERATURE (F) 55 35 1947 SUNRISE AND SUNSET MAY 10 2012...........SUNRISE 600 AM EDT SUNSET 810 PM EDT MAY 11 2012...........SUNRISE 559 AM EDT SUNSET 810 PM EDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$