146 CDUS41 KLWX 180532 CLIIAD CLIMATE REPORT NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC 132 AM EDT THU JUN 18 2020 ................................... ...THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR JUNE 17 2020... CLIMATE NORMAL PERIOD: 1981 TO 2010 CLIMATE RECORD PERIOD: 1960 TO 2020 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL ................................................................... TEMPERATURE (F) YESTERDAY MAXIMUM 73 1:20 PM 92 1994 85 -12 90 MINIMUM 62 5:43 AM 46 1980 62 0 67 AVERAGE 68 73 -5 79 PRECIPITATION (IN) YESTERDAY 0.48 1.01 1979 0.14 0.34 0.06 MONTH TO DATE 3.85 2.33 1.52 1.30 SINCE JUN 1 3.85 2.33 1.52 1.30 SINCE JAN 1 20.37 19.15 1.22 21.18 SNOWFALL (IN) YESTERDAY 0.0 MM MM 0.0 0.0 0.0 MONTH TO DATE 0.0 0.0 0.0 T SINCE JUN 1 0.0 0.0 0.0 T SINCE JUL 1 2.9 22.0 -19.1 26.5 SNOW DEPTH 0 DEGREE DAYS HEATING YESTERDAY 0 0 0 0 MONTH TO DATE 5 13 -8 9 SINCE JUN 1 5 13 -8 9 SINCE JUL 1 4154 4715 -561 4456 COOLING YESTERDAY 3 8 -5 14 MONTH TO DATE 127 110 17 93 SINCE JUN 1 127 110 17 93 SINCE JAN 1 204 202 2 272 ................................................................... WIND (MPH) HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION NE (50) HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION NE (60) AVERAGE WIND SPEED 10.5 SKY COVER AVERAGE SKY COVER 0.9 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. HEAVY RAIN RAIN LIGHT RAIN FOG RELATIVE HUMIDITY (PERCENT) HIGHEST 93 10:00 PM LOWEST 63 12:00 AM AVERAGE 78 .......................................................... THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 85 94 2006 2007 2018 MINIMUM TEMPERATURE (F) 62 45 1965 SUNRISE AND SUNSET JUNE 18 2020..........SUNRISE 5:44 AM EDT SUNSET 8:38 PM EDT JUNE 19 2020..........SUNRISE 5:44 AM EDT SUNSET 8:38 PM EDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$