814
CDUS41 KLWX 060629
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
229 AM EDT SUN JUL 06 2025
...............................
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR JULY 5 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 87 3:00 PM 99 1990 87 0 98
1999
MINIMUM 60 4:24 AM 50 1971 66 -6 75
1996
AVERAGE 74 77 -3 87
PRECIPITATION (IN)
YESTERDAY 0.00 1.43 2005 0.13 -0.13 0.00
MONTH TO DATE 0.39 0.69 -0.30 0.68
SINCE JUN 1 7.32 4.99 2.33 1.37
SINCE JAN 1 21.24 22.23 -0.99 18.67
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 15 13 2 0
SINCE JUL 1 0 0 0 0
COOLING
YESTERDAY 9 12 -3 22
MONTH TO DATE 62 58 4 67
SINCE JUN 1 383 296 87 421
SINCE JAN 1 501 402 99 604
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION SE (150)
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION SE (150)
AVERAGE WIND SPEED 3.4
SKY COVER
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 96 3:00 AM
LOWEST 41 11:00 AM
AVERAGE 69
......................................................
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 87 102 1977
MINIMUM TEMPERATURE (F) 66 45 1979
SUNRISE AND SUNSET
JULY 6 2025..........SUNRISE 5:51 AM EDT SUNSET 8:38 PM EDT
JULY 7 2025..........SUNRISE 5:51 AM EDT SUNSET 8:38 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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