997 CDUS41 KLWX 220522 CLIIAD CLIMATE REPORT NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC 122 AM EDT MON JUN 22 2020 ................................... ...THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR JUNE 21 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 87 3:09 PM 98 1988 86 1 83 MINIMUM 67 12:56 AM 49 1992 63 4 68 AVERAGE 77 74 3 76 PRECIPITATION (IN) YESTERDAY 0.00 10.67 1972 0.13 -0.13 0.00 MONTH TO DATE 4.19 2.84 1.35 1.30 SINCE JUN 1 4.19 2.84 1.35 1.30 SINCE JAN 1 20.71 19.66 1.05 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 12 9 3 11 MONTH TO DATE 164 146 18 147 SINCE JUN 1 164 146 18 147 SINCE JAN 1 241 238 3 326 ................................................................... WIND (MPH) HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION E (110) HIGHEST GUST SPEED 15 HIGHEST GUST DIRECTION SE (120) AVERAGE WIND SPEED 2.7 SKY COVER AVERAGE SKY COVER 0.6 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. FOG RELATIVE HUMIDITY (PERCENT) HIGHEST 93 12:00 AM LOWEST 46 3:00 PM AVERAGE 70 .......................................................... THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 86 99 1988 MINIMUM TEMPERATURE (F) 63 48 1963 1992 SUNRISE AND SUNSET JUNE 22 2020..........SUNRISE 5:45 AM EDT SUNSET 8:39 PM EDT JUNE 23 2020..........SUNRISE 5:45 AM EDT SUNSET 8:39 PM EDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$