856 CDUS41 KLWX 300525 CLIIAD CLIMATE REPORT NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC 125 AM EDT MON MAY 30 2022 ................................... ...THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR MAY 29 2022... CLIMATE NORMAL PERIOD: 1991 TO 2020 CLIMATE RECORD PERIOD: 1960 TO 2022 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL ................................................................... TEMPERATURE (F) YESTERDAY MAXIMUM 83 3:17 PM 97 1969 78 5 60 MINIMUM 56 5:22 AM 40 1997 57 -1 50 AVERAGE 70 67 3 55 PRECIPITATION (IN) YESTERDAY 0.00 1.00 1984 0.16 -0.16 0.57 MONTH TO DATE 6.85 4.42 2.43 2.84 SINCE MAR 1 11.02 11.39 -0.37 7.39 SINCE JAN 1 17.22 16.94 0.28 13.55 SNOWFALL (IN) YESTERDAY 0.0 MM MM 0.0 0.0 0.0 MONTH TO DATE 0.0 0.0 0.0 0.0 SINCE MAR 1 3.5 4.0 -0.5 T SINCE JUL 1 15.8 21.0 -5.2 12.0 SNOW DEPTH 0 DEGREE DAYS HEATING YESTERDAY 0 2 -2 10 MONTH TO DATE 83 112 -29 127 SINCE MAR 1 949 1079 -130 942 SINCE JUL 1 4023 4589 -566 4135 COOLING YESTERDAY 5 4 1 0 MONTH TO DATE 89 75 14 83 SINCE MAR 1 103 97 6 109 SINCE JAN 1 103 97 6 109 ................................................................... WIND (MPH) HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION SW (210) HIGHEST GUST SPEED 14 HIGHEST GUST DIRECTION S (200) AVERAGE WIND SPEED 3.9 SKY COVER AVERAGE SKY COVER 0.3 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 96 6:00 AM LOWEST 45 2:00 PM AVERAGE 71 .......................................................... THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 78 95 1987 1991 2006 MINIMUM TEMPERATURE (F) 57 38 1996 SUNRISE AND SUNSET MAY 30 2022...........SUNRISE 5:47 AM EDT SUNSET 8:28 PM EDT MAY 31 2022...........SUNRISE 5:47 AM EDT SUNSET 8:29 PM EDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$