046
CDUS41 KLWX 052121
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
521 PM EDT MON MAY 05 2025
...............................
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR MAY 5 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 74 3:58 PM 88 1980 73 1 69
MINIMUM 60 5:07 AM 29 1976 50 10 53
AVERAGE 67 61 6 61
PRECIPITATION (IN)
TODAY 0.03 2.34 1989 0.14 -0.11 0.23
MONTH TO DATE 0.54 0.71 -0.17 1.48
SINCE MAR 1 3.97 7.68 -3.71 7.11
SINCE JAN 1 8.39 13.23 -4.84 14.56
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 5 -5 4
MONTH TO DATE 0 29 -29 15
SINCE MAR 1 691 996 -305 694
SINCE JUL 1 4013 4506 -493 3658
COOLING
TODAY 2 2 0 0
MONTH TO DATE 29 6 23 16
SINCE MAR 1 76 28 48 60
SINCE JAN 1 76 28 48 63
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION E (110)
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION E (110)
AVERAGE WIND SPEED 7.4
SKY COVER
AVERAGE SKY COVER 0.8
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
THUNDERSTORM
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 3:00 AM
LOWEST 71 4:00 PM
AVERAGE 86
......................................................
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 73 90 1986
MINIMUM TEMPERATURE (F) 50 36 1968
SUNRISE AND SUNSET
MAY 5 2025...........SUNRISE 6:07 AM EDT SUNSET 8:07 PM EDT
MAY 6 2025...........SUNRISE 6:06 AM EDT SUNSET 8:08 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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