231
CDUS41 KLWX 152125
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
525 PM EDT WED APR 15 2026
...............................
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR APRIL 15 2026
VALID TODAY AS OF 0500 PM LOCAL TIME.
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1960 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
TODAY
MAXIMUM 91R 3:43 PM 87 1967 67 24 67
MINIMUM 58 5:09 AM 28 1971 43 15 50
1997
AVERAGE 75 55 20 59
PRECIPITATION (IN)
TODAY 0.00 1.96 1983 0.11 -0.11 T
MONTH TO DATE 0.72 1.65 -0.93 1.37
SINCE MAR 1 3.57 5.15 -1.58 2.79
SINCE JAN 1 9.37 10.70 -1.33 7.21
SNOWFALL (IN)
TODAY 0.0 T 2014 0.0 0.0 0.0
2020
MONTH TO DATE 0.0 0.1 -0.1 0.0
SINCE MAR 1 1.0 4.0 -3.0 0.0
SINCE JUL 1 13.6 21.0 -7.4 15.5
SNOW DEPTH 0
DEGREE DAYS
HEATING
TODAY 0 11 -11 6
MONTH TO DATE 93 196 -103 184
SINCE MAR 1 535 843 -308 634
SINCE JUL 1 4164 4353 -189 3956
COOLING
TODAY 10 1 9 0
MONTH TO DATE 42 4 38 2
SINCE MAR 1 58 6 52 19
SINCE JAN 1 58 6 52 19
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION SW (210)
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION S (200)
AVERAGE WIND SPEED 5.3
SKY COVER
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 96 4:00 AM
LOWEST 31 3:00 PM
AVERAGE 64
......................................................
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 2026.........SUNRISE 6:33 AM EDT SUNSET 7:47 PM EDT
APRIL 16 2026.........SUNRISE 6:32 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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