160
CDUS41 KLWX 282125
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
525 PM EDT WED MAY 28 2025
...............................
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR MAY 28 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 58 3:59 PM 90 1991 78 -20 82
2012
2019
MINIMUM 52 8:07 AM 37 1994 57 -5 61
AVERAGE 55 67 -12 72
PRECIPITATION (IN)
TODAY 1.16 2.16 1982 0.16 1.00 0.10
MONTH TO DATE 5.24 4.26 0.98 4.11
SINCE MAR 1 8.67 11.23 -2.56 9.74
SINCE JAN 1 13.09 16.78 -3.69 17.19
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 10 2 8 0
MONTH TO DATE 73 110 -37 47
SINCE MAR 1 764 1077 -313 726
SINCE JUL 1 4086 4587 -501 3690
COOLING
TODAY 0 4 -4 7
MONTH TO DATE 68 71 -3 133
SINCE MAR 1 115 93 22 177
SINCE JAN 1 115 93 22 180
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION E (80)
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION E (90)
AVERAGE WIND SPEED 9.4
SKY COVER
AVERAGE SKY COVER 1.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
RAIN
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 97 4:00 PM
LOWEST 89 2:00 AM
AVERAGE 93
......................................................
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 78 97 1969
MINIMUM TEMPERATURE (F) 57 40 1997
SUNRISE AND SUNSET
MAY 28 2025...........SUNRISE 5:48 AM EDT SUNSET 8:27 PM EDT
MAY 29 2025...........SUNRISE 5:47 AM EDT SUNSET 8:28 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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