616
CDUS41 KLWX 200630
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
230 AM EDT FRI JUN 20 2025
...............................
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR JUNE 19 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 91 2:30 PM 98 1994 84 7 89
MINIMUM 69 11:59 PM 45 1986 63 6 68
AVERAGE 80 74 6 79
PRECIPITATION (IN)
YESTERDAY 0.44 1.99 2003 0.13 0.31 0.00
MONTH TO DATE 5.84 2.76 3.08 0.28
SINCE JUN 1 5.84 2.76 3.08 0.28
SINCE JAN 1 19.76 20.00 -0.24 17.58
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 9 6 14
MONTH TO DATE 150 126 24 171
SINCE JUN 1 150 126 24 171
SINCE JAN 1 268 232 36 354
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WIND (MPH)
HIGHEST WIND SPEED 38 HIGHEST WIND DIRECTION SW (240)
HIGHEST GUST SPEED 66 HIGHEST GUST DIRECTION W (250)
AVERAGE WIND SPEED 10.4
SKY COVER
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
THUNDERSTORM
RAIN
LIGHT RAIN
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 97 3:00 AM
LOWEST 54 1:00 PM
AVERAGE 76
......................................................
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 85 97 1964
MINIMUM TEMPERATURE (F) 63 48 2000
2022
SUNRISE AND SUNSET
JUNE 20 2025..........SUNRISE 5:44 AM EDT SUNSET 8:39 PM EDT
JUNE 21 2025..........SUNRISE 5:45 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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