883
CDUS41 KLWX 250627
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
227 AM EDT SUN MAY 25 2025
...............................
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR MAY 24 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 71 2:41 PM 90 1964 77 -6 87
MINIMUM 48 4:19 AM 36 1963 55 -7 66
AVERAGE 60 66 -6 77
PRECIPITATION (IN)
YESTERDAY 0.00 0.83 1994 0.16 -0.16 0.00
2005
MONTH TO DATE 3.96 3.64 0.32 3.21
SINCE MAR 1 7.39 10.61 -3.22 8.84
SINCE JAN 1 11.81 16.16 -4.35 16.29
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 MAR 1 0.0 4.0 -4.0 T
SINCE JUL 1 15.5 21.0 -5.5 11.7
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 5 3 2 0
MONTH TO DATE 45 102 -57 47
SINCE MAR 1 736 1069 -333 726
SINCE JUL 1 4058 4579 -521 3690
COOLING
YESTERDAY 0 4 -4 12
MONTH TO DATE 68 55 13 93
SINCE MAR 1 115 77 38 137
SINCE JAN 1 115 77 38 140
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WIND (MPH)
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION NW (310)
HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION NW (300)
AVERAGE WIND SPEED 10.0
SKY COVER
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 71 4:00 AM
LOWEST 33 4:00 PM
AVERAGE 52
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THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 77 92 1991
MINIMUM TEMPERATURE (F) 56 36 1967
SUNRISE AND SUNSET
MAY 25 2025...........SUNRISE 5:50 AM EDT SUNSET 8:24 PM EDT
MAY 26 2025...........SUNRISE 5:49 AM EDT SUNSET 8:25 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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