713
CDUS41 KLWX 250630
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
230 AM EDT THU JUN 25 2026
...............................
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR JUNE 24 2026
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)
YESTERDAY
MAXIMUM 82 5:38 PM 97 2010 86 -4 97
MINIMUM 56 4:57 AM 46 1979 64 -8 73
AVERAGE 69 75 -6 85
PRECIPITATION (IN)
YESTERDAY 0.00 1.76 1994 0.14 -0.14 0.00
MONTH TO DATE 2.18 3.45 -1.27 5.84
SINCE JUN 1 2.18 3.45 -1.27 5.84
SINCE JAN 1 17.10 20.69 -3.59 19.76
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 13.6 21.0 -7.4 15.5
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 0 0 0 0
MONTH TO DATE 1 11 -10 15
SINCE JUN 1 1 11 -10 15
SINCE JUL 1 4412 4603 -191 4106
COOLING
YESTERDAY 4 10 -6 20
MONTH TO DATE 211 174 37 230
SINCE JUN 1 211 174 37 230
SINCE JAN 1 384 280 104 348
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION NW (300)
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION NW (300)
AVERAGE WIND SPEED 4.8
SKY COVER
AVERAGE SKY COVER 0.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 90 5:00 AM
LOWEST 37 3:00 PM
AVERAGE 64
......................................................
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 86 97 1966
MINIMUM TEMPERATURE (F) 65 44 1979
SUNRISE AND SUNSET
JUNE 25 2026..........SUNRISE 5:46 AM EDT SUNSET 8:39 PM EDT
JUNE 26 2026..........SUNRISE 5:46 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.
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page