816 CDUS41 KLWX 220529 CLIIAD CLIMATE REPORT NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC 129 AM EDT FRI APR 22 2022 ................................... ...THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR APRIL 21 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 67 3:22 PM 89 1985 69 -2 63 MINIMUM 45 5:18 AM 29 1983 45 0 37 AVERAGE 56 57 -1 50 PRECIPITATION (IN) YESTERDAY T 2.20 1992 0.12 -0.12 0.00 MONTH TO DATE 2.22 2.33 -0.11 1.51 SINCE MAR 1 4.14 5.83 -1.69 3.78 SINCE JAN 1 10.34 11.38 -1.04 9.94 SNOWFALL (IN) YESTERDAY 0.0 0.0 2001 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 9 9 0 15 MONTH TO DATE 273 253 20 223 SINCE MAR 1 796 900 -104 738 SINCE JUL 1 3870 4410 -540 3931 COOLING YESTERDAY 0 1 -1 0 MONTH TO DATE 8 10 -2 5 SINCE MAR 1 11 12 -1 9 SINCE JAN 1 11 12 -1 9 ................................................................... WIND (MPH) HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION S (200) HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION S (200) AVERAGE WIND SPEED 8.3 SKY COVER AVERAGE SKY COVER 0.8 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 74 5:00 AM LOWEST 44 2:00 PM AVERAGE 59 .......................................................... THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 69 92 1985 MINIMUM TEMPERATURE (F) 45 27 1975 SUNRISE AND SUNSET APRIL 22 2022.........SUNRISE 6:23 AM EDT SUNSET 7:54 PM EDT APRIL 23 2022.........SUNRISE 6:22 AM EDT SUNSET 7:55 PM EDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$