529
CDUS41 KLWX 152122
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
522 PM EDT TUE APR 15 2025
...............................
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR APRIL 15 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 67 12:01 PM 87 1967 67 0 85
MINIMUM 57 3:28 AM 28 1971 43 14 58
1997
AVERAGE 62 55 7 72
PRECIPITATION (IN)
TODAY T 1.96 1983 0.11 -0.11 T
MONTH TO DATE 1.37 1.65 -0.28 1.43
SINCE MAR 1 2.79 5.15 -2.36 5.32
SINCE JAN 1 7.21 10.70 -3.49 12.77
SNOWFALL (IN)
TODAY 0.0 T 2014 0.0 0.0 0.0
2020
MONTH TO DATE 0.0 0.1 -0.1 T
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 3 11 -8 0
MONTH TO DATE 181 196 -15 132
SINCE MAR 1 631 843 -212 596
SINCE JUL 1 3953 4353 -400 3560
COOLING
TODAY 0 1 -1 7
MONTH TO DATE 2 4 -2 16
SINCE MAR 1 19 6 13 16
SINCE JAN 1 19 6 13 19
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 38 HIGHEST WIND DIRECTION W (280)
HIGHEST GUST SPEED 55 HIGHEST GUST DIRECTION W (280)
AVERAGE WIND SPEED 13.3
SKY COVER
AVERAGE SKY COVER 0.8
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 96 12:00 AM
LOWEST 29 3:00 PM
AVERAGE 63
......................................................
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 67 91 2002
MINIMUM TEMPERATURE (F) 43 28 1981
SUNRISE AND SUNSET
APRIL 15 2025.........SUNRISE 6:33 AM EDT SUNSET 7:47 PM EDT
APRIL 16 2025.........SUNRISE 6:31 AM EDT SUNSET 7:48 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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