719
CDUS41 KLWX 162136
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
536 PM EDT SUN AUG 16 2026
...............................
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR AUGUST 16 2026
VALID TODAY AS OF 0500 PM LOCAL TIME.
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1960 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
TODAY
MAXIMUM 80 3:57 PM 100 1997 87 -7 89
MINIMUM 72 11:36 AM 46 1979 65 7 74
AVERAGE 76 76 0 82
PRECIPITATION (IN)
TODAY 0.15 1.45 2003 0.10 0.05 0.08
MONTH TO DATE 2.32 1.84 0.48 0.67
SINCE JUN 1 11.95 10.29 1.66 10.54
SINCE JAN 1 26.87 27.53 -0.66 24.46
SNOWFALL (IN)
TODAY 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
TODAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE JUN 1 1 13 -12 15
SINCE JUL 1 0 0 0 0
COOLING
TODAY 11 11 0 17
MONTH TO DATE 228 186 42 149
SINCE JUN 1 941 802 139 947
SINCE JAN 1 1114 908 206 1065
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION S (180)
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION S (180)
AVERAGE WIND SPEED 7.9
SKY COVER
AVERAGE SKY COVER 0.9
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
HEAVY RAIN
RAIN
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 94 1:00 PM
LOWEST 71 12:00 AM
AVERAGE 83
......................................................
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 87 101 1988
MINIMUM TEMPERATURE (F) 65 44 1979
SUNRISE AND SUNSET
AUGUST 16 2026........SUNRISE 6:24 AM EDT SUNSET 8:03 PM EDT
AUGUST 17 2026........SUNRISE 6:25 AM EDT SUNSET 8:02 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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