068
CDUS41 KLWX 290624
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
224 AM EDT SUN JUN 29 2025
...............................
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR JUNE 28 2025
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1960 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 90 4:26 PM 97 1966 86 4 84
MINIMUM 70 5:31 AM 44 1970 65 5 67
AVERAGE 80 76 4 76
PRECIPITATION (IN)
YESTERDAY 0.01 1.06 1983 0.14 -0.13 0.00
MONTH TO DATE 6.93 4.02 2.91 0.64
SINCE JUN 1 6.93 4.02 2.91 0.64
SINCE JAN 1 20.85 21.26 -0.41 17.94
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 15.5 21.0 -5.5 11.7
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 0 0 0 0
MONTH TO DATE 15 11 4 0
SINCE JUN 1 15 11 4 0
SINCE JUL 1 4106 4603 -497 3691
COOLING
YESTERDAY 15 11 4 11
MONTH TO DATE 288 216 72 316
SINCE JUN 1 288 216 72 316
SINCE JAN 1 406 322 84 499
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WIND (MPH)
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION NW (310)
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION NW (300)
AVERAGE WIND SPEED 3.4
SKY COVER
AVERAGE SKY COVER 0.8
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
THUNDERSTORM
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 4:00 AM
LOWEST 59 4:00 PM
AVERAGE 80
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THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 87 102 2012
MINIMUM TEMPERATURE (F) 65 47 1970
SUNRISE AND SUNSET
JUNE 29 2025..........SUNRISE 5:47 AM EDT SUNSET 8:39 PM EDT
JUNE 30 2025..........SUNRISE 5:48 AM EDT SUNSET 8:39 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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