534
CDUS41 KLWX 142126
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
526 PM EDT WED MAY 14 2025
...............................
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR MAY 14 2025
VALID TODAY AS OF 0500 PM LOCAL TIME.
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)
TODAY
MAXIMUM 73 3:59 PM 89 2010 75 -2 67
MINIMUM 62 6:35 AM 32 1996 52 10 60
2013
AVERAGE 68 64 4 64
PRECIPITATION (IN)
TODAY 0.03 1.87 2018 0.16 -0.13 0.35
MONTH TO DATE 3.18 2.06 1.12 2.39
SINCE MAR 1 6.61 9.03 -2.42 8.02
SINCE JAN 1 11.03 14.58 -3.55 15.47
SNOWFALL (IN)
TODAY 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
TODAY 0 4 -4 1
MONTH TO DATE 20 69 -49 42
SINCE MAR 1 711 1036 -325 721
SINCE JUL 1 4033 4546 -513 3685
COOLING
TODAY 3 2 1 0
MONTH TO DATE 32 24 8 42
SINCE MAR 1 79 46 33 86
SINCE JAN 1 79 46 33 89
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION E (80)
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION E (90)
AVERAGE WIND SPEED 5.6
SKY COVER
AVERAGE SKY COVER 1.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 97 4:00 AM
LOWEST 76 4:00 PM
AVERAGE 87
......................................................
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 75 90 1962
MINIMUM TEMPERATURE (F) 53 37 1984
2016
SUNRISE AND SUNSET
MAY 14 2025...........SUNRISE 5:58 AM EDT SUNSET 8:15 PM EDT
MAY 15 2025...........SUNRISE 5:57 AM EDT SUNSET 8:16 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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