025
CDUS41 KLWX 132129
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
529 PM EDT MON APR 13 2026
...............................
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR APRIL 13 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 79 3:48 PM 87 1977 66 13 62
2023
MINIMUM 59 2:34 AM 24 1990 42 17 44
AVERAGE 69 54 15 53
PRECIPITATION (IN)
TODAY T 1.79 2020 0.10 -0.10 0.00
MONTH TO DATE 0.71 1.43 -0.72 1.19
SINCE MAR 1 3.56 4.93 -1.37 2.61
SINCE JAN 1 9.36 10.48 -1.12 7.03
SNOWFALL (IN)
TODAY 0.0 T 1966 0.0 0.0 0.0
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 12
MONTH TO DATE 93 174 -81 173
SINCE MAR 1 535 821 -286 623
SINCE JUL 1 4164 4331 -167 3945
COOLING
TODAY 4 1 3 0
MONTH TO DATE 26 2 24 2
SINCE MAR 1 42 4 38 19
SINCE JAN 1 42 4 38 19
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION SW (210)
HIGHEST GUST SPEED 32 HIGHEST GUST DIRECTION SW (210)
AVERAGE WIND SPEED 12.7
SKY COVER
AVERAGE SKY COVER 0.9
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 83 5:00 AM
LOWEST 42 4:00 PM
AVERAGE 63
......................................................
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 67 87 1960
MINIMUM TEMPERATURE (F) 43 20 1975
SUNRISE AND SUNSET
APRIL 13 2026.........SUNRISE 6:36 AM EDT SUNSET 7:45 PM EDT
APRIL 14 2026.........SUNRISE 6:35 AM EDT SUNSET 7:46 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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