273
CDUS41 KLWX 240630
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
230 AM EDT FRI APR 24 2026
...............................
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR APRIL 23 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 83 4:53 PM 88 2001 70 13 77
MINIMUM 52 5:51 AM 30 1989 46 6 45
AVERAGE 68 58 10 61
PRECIPITATION (IN)
YESTERDAY 0.00 0.67 1963 0.13 -0.13 0.00
MONTH TO DATE 0.92 2.58 -1.66 1.37
SINCE MAR 1 3.77 6.08 -2.31 2.79
SINCE JAN 1 9.57 11.63 -2.06 7.21
SNOWFALL (IN)
YESTERDAY 0.0 T 1986 0.0 0.0 0.0
MONTH TO DATE T 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 0 8 -8 4
MONTH TO DATE 147 270 -123 221
SINCE MAR 1 589 917 -328 671
SINCE JUL 1 4218 4427 -209 3993
COOLING
YESTERDAY 3 1 2 0
MONTH TO DATE 64 12 52 19
SINCE MAR 1 80 14 66 36
SINCE JAN 1 80 14 66 36
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION NW (330)
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION W (290)
AVERAGE WIND SPEED 3.7
SKY COVER
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 86 5:00 AM
LOWEST 31 3:00 PM
AVERAGE 59
......................................................
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 70 85 1990
1994
2011
MINIMUM TEMPERATURE (F) 46 30 1989
SUNRISE AND SUNSET
APRIL 24 2026.........SUNRISE 6:21 AM EDT SUNSET 7:56 PM EDT
APRIL 25 2026.........SUNRISE 6:19 AM EDT SUNSET 7:57 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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