Climatological Report (Daily)
Issued by NWS Sterling, VA
Issued by NWS Sterling, VA
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099 CDUS41 KLWX 210531 CLIIAD CLIMATE REPORT NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC 131 AM EDT SUN APR 21 2024 ................................... ...THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR APRIL 20 2024... CLIMATE NORMAL PERIOD: 1991 TO 2020 CLIMATE RECORD PERIOD: 1960 TO 2024 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL ................................................................... TEMPERATURE (F) YESTERDAY MAXIMUM 74 3:11 PM 88 1976 69 5 88 1985 MINIMUM 53 11:59 PM 28 1974 45 8 47 AVERAGE 64 57 7 68 PRECIPITATION (IN) YESTERDAY 0.01 2.90 2008 0.12 -0.11 0.00 MONTH TO DATE 1.45 2.21 -0.76 0.36 SINCE MAR 1 5.34 5.71 -0.37 1.93 SINCE JAN 1 12.79 11.26 1.53 5.56 SNOWFALL (IN) YESTERDAY 0.0 T 1983 0.0 0.0 0.0 MONTH TO DATE T 0.1 -0.1 0.0 SINCE MAR 1 T 4.0 -4.0 T SINCE JUL 1 11.7 21.0 -9.3 0.4 SNOW DEPTH 0 DEGREE DAYS HEATING YESTERDAY 1 9 -8 0 MONTH TO DATE 145 244 -99 131 SINCE MAR 1 609 891 -282 701 SINCE JUL 1 3573 4401 -828 3665 COOLING YESTERDAY 0 1 -1 3 MONTH TO DATE 19 9 10 39 SINCE MAR 1 19 11 8 40 SINCE JAN 1 22 11 11 40 ................................................................... WIND (MPH) HIGHEST WIND SPEED 25 HIGHEST WIND DIRECTION NW (300) HIGHEST GUST SPEED 34 HIGHEST GUST DIRECTION NW (300) AVERAGE WIND SPEED 8.6 SKY COVER AVERAGE SKY COVER 0.7 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. LIGHT RAIN FOG RELATIVE HUMIDITY (PERCENT) HIGHEST 93 3:00 AM LOWEST 19 4:00 PM AVERAGE 56 .......................................................... THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 69 89 1985 MINIMUM TEMPERATURE (F) 45 29 1983 SUNRISE AND SUNSET APRIL 21 2024.........SUNRISE 6:24 AM EDT SUNSET 7:53 PM EDT APRIL 22 2024.........SUNRISE 6:23 AM EDT SUNSET 7:54 PM EDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$