720
CDUS41 KLWX 270626
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
226 AM EDT FRI JUN 27 2025
...............................
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR JUNE 26 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 94 2:49 PM 99 2024 86 8 99
MINIMUM 71 4:59 AM 42 1979 65 6 70
AVERAGE 83 75 8 85
PRECIPITATION (IN)
YESTERDAY 0.07 1.92 2006 0.15 -0.08 0.36
MONTH TO DATE 6.90 3.74 3.16 0.64
SINCE JUN 1 6.90 3.74 3.16 0.64
SINCE JAN 1 20.82 20.98 -0.16 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 18 10 8 20
MONTH TO DATE 267 194 73 290
SINCE JUN 1 267 194 73 290
SINCE JAN 1 385 300 85 473
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WIND (MPH)
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION S (180)
HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION S (170)
AVERAGE WIND SPEED 4.1
SKY COVER
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
THUNDERSTORM
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 96 4:00 AM
LOWEST 52 3:00 PM
AVERAGE 74
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THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 86 100 1964
MINIMUM TEMPERATURE (F) 65 44 1979
SUNRISE AND SUNSET
JUNE 27 2025..........SUNRISE 5:46 AM EDT SUNSET 8:39 PM EDT
JUNE 28 2025..........SUNRISE 5:47 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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