661 CDUS41 KLWX 130523 CLIIAD CLIMATE REPORT NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC 123 AM EDT WED APR 13 2022 ................................... ...THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR APRIL 12 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 5:15 PM 87 1977 66 13 64 MINIMUM 51 4:58 AM 23 1982 42 9 49 AVERAGE 65 54 11 57 PRECIPITATION (IN) YESTERDAY T 1.45 2004 0.11 -0.11 0.06 MONTH TO DATE 1.67 1.33 0.34 1.09 SINCE MAR 1 3.59 4.83 -1.24 3.36 SINCE JAN 1 9.79 10.38 -0.59 9.52 SNOWFALL (IN) YESTERDAY 0.0 1.0 1973 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 12 -12 8 MONTH TO DATE 176 163 13 122 SINCE MAR 1 699 810 -111 637 SINCE JUL 1 3773 4320 -547 3830 COOLING YESTERDAY 0 1 -1 0 MONTH TO DATE 0 1 -1 5 SINCE MAR 1 3 3 0 9 SINCE JAN 1 3 3 0 9 ................................................................... WIND (MPH) HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION NW (300) HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION NW (300) AVERAGE WIND SPEED 4.0 SKY COVER AVERAGE SKY COVER 0.7 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. LIGHT RAIN RELATIVE HUMIDITY (PERCENT) HIGHEST 83 7:00 AM LOWEST 40 5:00 PM AVERAGE 62 .......................................................... THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 66 87 1977 MINIMUM TEMPERATURE (F) 42 24 1990 SUNRISE AND SUNSET APRIL 13 2022.........SUNRISE 6:36 AM EDT SUNSET 7:45 PM EDT APRIL 14 2022.........SUNRISE 6:35 AM EDT SUNSET 7:46 PM EDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$