618
CDUS41 KLWX 132130
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
530 PM EDT FRI MAR 13 2026
...............................
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR MARCH 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 56 3:59 PM 87 1990 54 2 53
MINIMUM 26 1:59 AM 16 1998 33 -7 37
AVERAGE 41 43 -2 45
PRECIPITATION (IN)
TODAY 0.00 1.63 1977 0.11 -0.11 0.00
MONTH TO DATE 1.23 1.39 -0.16 0.48
SINCE MAR 1 1.23 1.39 -0.16 0.48
SINCE JAN 1 7.03 6.94 0.09 4.90
SNOWFALL (IN)
TODAY 0.0 13.9 1993 0.1 -0.1 0.0
MONTH TO DATE 1.0 2.2 -1.2 0.0
SINCE MAR 1 1.0 2.2 -1.2 0.0
SINCE JUL 1 13.6 19.2 -5.6 15.5
SNOW DEPTH 0
DEGREE DAYS
HEATING
TODAY 24 22 2 20
MONTH TO DATE 188 309 -121 252
SINCE MAR 1 188 309 -121 252
SINCE JUL 1 3817 3819 -2 3574
COOLING
TODAY 0 0 0 0
MONTH TO DATE 8 0 8 0
SINCE MAR 1 8 0 8 0
SINCE JAN 1 8 0 8 0
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 33 HIGHEST WIND DIRECTION S (190)
HIGHEST GUST SPEED 48 HIGHEST GUST DIRECTION S (190)
AVERAGE WIND SPEED 11.6
SKY COVER
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 78 4:00 AM
LOWEST 31 4:00 PM
AVERAGE 55
......................................................
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 54 88 1990
MINIMUM TEMPERATURE (F) 33 15 1968
1993
SUNRISE AND SUNSET
MARCH 13 2026.........SUNRISE 7:24 AM EDT SUNSET 7:15 PM EDT
MARCH 14 2026.........SUNRISE 7:23 AM EDT SUNSET 7:16 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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