580 CDUS41 KLWX 010521 CLIDCA CLIMATE REPORT NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC 120 AM EDT FRI JUN 1 2012 ................................... ...THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR MAY 31 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 85 232 PM 99 1991 80 5 98 MINIMUM 69 533 AM 44 1938 61 8 74 AVERAGE 77 70 7 86 PRECIPITATION (IN) YESTERDAY 0.00 2.25 1889 0.13 -0.13 0.00 MONTH TO DATE 3.28 3.99 -0.71 1.70 SINCE MAR 1 6.22 10.53 -4.31 9.30 SINCE JAN 1 10.74 15.96 -5.22 13.67 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 1 -1 0 MONTH TO DATE 4 79 -75 48 SINCE MAR 1 496 917 -421 867 SINCE JUL 1 3045 4025 -980 3985 COOLING YESTERDAY 12 6 6 21 MONTH TO DATE 209 108 101 156 SINCE MAR 1 259 134 125 200 SINCE JAN 1 259 134 125 200 .................................................................. WIND (MPH) HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION N (350) HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION N (350) AVERAGE WIND SPEED 8.2 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.3 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 73 500 AM LOWEST 31 100 PM AVERAGE 52 .......................................................... THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 80 98 2011 MINIMUM TEMPERATURE (F) 62 45 1938 1930 SUNRISE AND SUNSET JUNE 1 2012..........SUNRISE 545 AM EDT SUNSET 828 PM EDT JUNE 2 2012..........SUNRISE 544 AM EDT SUNSET 828 PM EDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$