690
CDUS41 KLWX 050622
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
222 AM EDT THU JUN 05 2025
...............................
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR JUNE 4 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 3:45 PM 91 2020 80 7 90
MINIMUM 56 4:13 AM 40 1976 59 -3 62
1977
AVERAGE 72 69 3 76
PRECIPITATION (IN)
YESTERDAY 0.00 1.63 2008 0.15 -0.15 0.00
MONTH TO DATE 0.00 0.59 -0.59 T
SINCE JUN 1 0.00 0.59 -0.59 T
SINCE JAN 1 13.92 17.83 -3.91 17.30
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 1 -1 0
MONTH TO DATE 15 6 9 0
SINCE JUN 1 15 6 9 0
SINCE JUL 1 4106 4598 -492 3691
COOLING
YESTERDAY 7 5 2 11
MONTH TO DATE 7 20 -13 28
SINCE JUN 1 7 20 -13 28
SINCE JAN 1 125 126 -1 211
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WIND (MPH)
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION S (190)
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION S (190)
AVERAGE WIND SPEED 7.2
SKY COVER
AVERAGE SKY COVER 0.2
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 90 5:00 AM
LOWEST 45 3:00 PM
AVERAGE 68
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THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 80 92 2021
MINIMUM TEMPERATURE (F) 59 40 1976
SUNRISE AND SUNSET
JUNE 5 2025..........SUNRISE 5:45 AM EDT SUNSET 8:32 PM EDT
JUNE 6 2025..........SUNRISE 5:45 AM EDT SUNSET 8:33 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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