925
CDUS41 KLWX 120626
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
226 AM EDT SUN APR 12 2026
...............................
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR APRIL 11 2026
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)
YESTERDAY
MAXIMUM 71 3:55 PM 87 1977 65 6 49
MINIMUM 46 11:56 PM 25 1960 42 4 45
1970
1971
AVERAGE 59 54 5 47
PRECIPITATION (IN)
YESTERDAY 0.00 0.74 2009 0.11 -0.11 0.53
MONTH TO DATE 0.71 1.22 -0.51 1.14
SINCE MAR 1 3.56 4.72 -1.16 2.56
SINCE JAN 1 9.36 10.27 -0.91 6.98
SNOWFALL (IN)
YESTERDAY 0.0 T 1973 0.0 0.0 0.0
1986
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
YESTERDAY 6 12 -6 18
MONTH TO DATE 86 151 -65 144
SINCE MAR 1 528 798 -270 594
SINCE JUL 1 4157 4308 -151 3916
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 22 0 22 2
SINCE MAR 1 38 2 36 19
SINCE JAN 1 38 2 36 19
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION N (350)
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION NW (300)
AVERAGE WIND SPEED 7.5
SKY COVER
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 75 6:00 AM
LOWEST 28 5:00 PM
AVERAGE 52
......................................................
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 66 87 1977
MINIMUM TEMPERATURE (F) 42 23 1982
SUNRISE AND SUNSET
APRIL 12 2026.........SUNRISE 6:38 AM EDT SUNSET 7:44 PM EDT
APRIL 13 2026.........SUNRISE 6:36 AM EDT SUNSET 7:45 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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