714
CDUS41 KLWX 070627
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
227 AM EDT TUE APR 07 2026
...............................
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR APRIL 6 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 63 3:42 PM 93 2010 63 0 62
MINIMUM 44 11:21 PM 24 1966 40 4 51
2016
AVERAGE 54 52 2 57
PRECIPITATION (IN)
YESTERDAY 0.00 1.57 2017 0.11 -0.11 0.01
MONTH TO DATE 0.71 0.65 0.06 0.15
SINCE MAR 1 3.56 4.15 -0.59 1.57
SINCE JAN 1 9.36 9.70 -0.34 5.99
SNOWFALL (IN)
YESTERDAY 0.0 2.7 1990 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
YESTERDAY 11 14 -3 8
MONTH TO DATE 22 88 -66 45
SINCE MAR 1 464 735 -271 495
SINCE JUL 1 4093 4245 -152 3817
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
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WIND (MPH)
HIGHEST WIND SPEED 30 HIGHEST WIND DIRECTION NW (300)
HIGHEST GUST SPEED 44 HIGHEST GUST DIRECTION NW (300)
AVERAGE WIND SPEED 10.4
SKY COVER
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 71 11:00 PM
LOWEST 30 4:00 PM
AVERAGE 51
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THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 64 91 2010
MINIMUM TEMPERATURE (F) 40 21 1977
SUNRISE AND SUNSET
APRIL 7 2026.........SUNRISE 6:45 AM EDT SUNSET 7:39 PM EDT
APRIL 8 2026.........SUNRISE 6:44 AM EDT SUNSET 7:40 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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