823 CDUS41 KLWX 280522 CLIIAD CLIMATE REPORT NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC 122 AM EDT THU APR 28 2022 ................................... ...THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR APRIL 27 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 62 3:26 PM 92 1990 71 -9 85 2009 MINIMUM 43 11:59 PM 31 1972 47 -4 42 1987 AVERAGE 53 59 -6 64 PRECIPITATION (IN) YESTERDAY 0.00 1.65 1973 0.13 -0.13 0.00 MONTH TO DATE 2.25 3.08 -0.83 2.22 SINCE MAR 1 4.17 6.58 -2.41 4.49 SINCE JAN 1 10.37 12.13 -1.76 10.65 SNOWFALL (IN) YESTERDAY 0.0 T 1994 0.0 0.0 0.0 MONTH TO DATE T 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 12 7 5 1 MONTH TO DATE 300 300 0 296 SINCE MAR 1 823 947 -124 811 SINCE JUL 1 3897 4457 -560 4004 COOLING YESTERDAY 0 1 -1 0 MONTH TO DATE 11 16 -5 5 SINCE MAR 1 14 18 -4 9 SINCE JAN 1 14 18 -4 9 ................................................................... WIND (MPH) HIGHEST WIND SPEED 25 HIGHEST WIND DIRECTION NW (300) HIGHEST GUST SPEED 35 HIGHEST GUST DIRECTION NW (310) AVERAGE WIND SPEED 14.9 SKY COVER AVERAGE SKY COVER 0.3 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 59 12:00 AM LOWEST 27 5:00 PM AVERAGE 43 .......................................................... THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 71 88 1981 1983 1990 MINIMUM TEMPERATURE (F) 48 32 1972 1993 SUNRISE AND SUNSET APRIL 28 2022.........SUNRISE 6:16 AM EDT SUNSET 8:00 PM EDT APRIL 29 2022.........SUNRISE 6:14 AM EDT SUNSET 8:01 PM EDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$