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Climatological Report (Daily)
Issued by NWS Sterling, VA
Issued by NWS Sterling, VA
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052 CDUS41 KLWX 090820 CLIIAD CLIMATE REPORT NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC 420 AM EDT TUE JUL 09 2024 ................................... ...THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR JULY 8 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 96 2:59 PM 101 2012 88 8 94 MINIMUM 71 5:05 AM 48 1983 67 4 74 1984 AVERAGE 84 77 7 84 PRECIPITATION (IN) YESTERDAY 0.00 1.96 2005 0.14 -0.14 T MONTH TO DATE 0.68 1.09 -0.41 1.12 SINCE JUN 1 1.37 5.39 -4.02 3.42 SINCE JAN 1 18.67 22.63 -3.96 13.40 SNOWFALL (IN) YESTERDAY 0.0 MM MM 0.0 0.0 0.0 MONTH TO DATE 0.0 0.0 0.0 0.0 SINCE JUN 1 0.0 0.0 0.0 0.0 SINCE JUL 1 0.0 0.0 0.0 0.0 SNOW DEPTH 0 DEGREE DAYS HEATING YESTERDAY 0 0 0 0 MONTH TO DATE 0 0 0 0 SINCE JUN 1 0 13 -13 5 SINCE JUL 1 0 0 0 0 COOLING YESTERDAY 19 12 7 19 MONTH TO DATE 130 94 36 133 SINCE JUN 1 484 332 152 315 SINCE JAN 1 667 438 229 389 ................................................................... WIND (MPH) HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION SE (150) HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION S (180) AVERAGE WIND SPEED 4.2 SKY COVER AVERAGE SKY COVER 0.7 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 82 3:00 AM LOWEST 43 2:00 PM AVERAGE 63 .......................................................... THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 88 99 1988 1993 MINIMUM TEMPERATURE (F) 67 48 1984 SUNRISE AND SUNSET JULY 9 2024..........SUNRISE 5:53 AM EDT SUNSET 8:37 PM EDT JULY 10 2024..........SUNRISE 5:54 AM EDT SUNSET 8:37 PM EDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$