283 CDUS41 KLWX 170521 CLIIAD CLIMATE REPORT NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC 121 AM EDT SUN APR 17 2022 ................................... ...THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR APRIL 16 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 79 3:19 PM 91 2002 67 12 59 MINIMUM 56 11:59 PM 28 1981 43 13 35 AVERAGE 68 55 13 47 PRECIPITATION (IN) YESTERDAY T 2.43 1993 0.11 -0.11 0.00 MONTH TO DATE 1.67 1.76 -0.09 1.51 SINCE MAR 1 3.59 5.26 -1.67 3.78 SINCE JAN 1 9.79 10.81 -1.02 9.94 SNOWFALL (IN) YESTERDAY 0.0 T 1988 0.0 0.0 0.0 MONTH TO DATE 0.0 0.1 -0.1 T 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 10 -10 18 MONTH TO DATE 186 206 -20 167 SINCE MAR 1 709 853 -144 682 SINCE JUL 1 3783 4363 -580 3875 COOLING YESTERDAY 3 1 2 0 MONTH TO DATE 8 5 3 5 SINCE MAR 1 11 7 4 9 SINCE JAN 1 11 7 4 9 ................................................................... WIND (MPH) HIGHEST WIND SPEED 26 HIGHEST WIND DIRECTION N (360) HIGHEST GUST SPEED 36 HIGHEST GUST DIRECTION N (360) AVERAGE WIND SPEED 12.0 SKY COVER AVERAGE SKY COVER 0.7 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. THUNDERSTORM LIGHT RAIN RELATIVE HUMIDITY (PERCENT) HIGHEST 60 11:00 PM LOWEST 26 2:00 PM AVERAGE 43 .......................................................... THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 68 93 2002 MINIMUM TEMPERATURE (F) 44 27 1983 SUNRISE AND SUNSET APRIL 17 2022.........SUNRISE 6:30 AM EDT SUNSET 7:49 PM EDT APRIL 18 2022.........SUNRISE 6:29 AM EDT SUNSET 7:50 PM EDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$