985
CDUS41 KLWX 092128
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
528 PM EDT WED APR 09 2025
...............................
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR APRIL 9 2025
VALID TODAY AS OF 0500 PM LOCAL TIME.
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1960 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
TODAY
MAXIMUM 54 3:59 PM 89 2001 65 -11 80
MINIMUM 26 6:07 AM 23 1977 41 -15 49
AVERAGE 40 53 -13 65
PRECIPITATION (IN)
TODAY 0.00 1.02 1998 0.11 -0.11 0.00
MONTH TO DATE 0.59 0.99 -0.40 1.28
SINCE MAR 1 2.01 4.49 -2.48 5.17
SINCE JAN 1 6.43 10.04 -3.61 12.62
SNOWFALL (IN)
TODAY 0.0 2.6 1982 0.0 0.0 0.0
MONTH TO DATE 0.0 0.1 -0.1 T
SINCE MAR 1 0.0 4.0 -4.0 T
SINCE JUL 1 15.5 21.0 -5.5 11.7
SNOW DEPTH 0
DEGREE DAYS
HEATING
TODAY 25 13 12 0
MONTH TO DATE 111 127 -16 119
SINCE MAR 1 561 774 -213 583
SINCE JUL 1 3883 4284 -401 3547
COOLING
TODAY 0 0 0 0
MONTH TO DATE 2 0 2 0
SINCE MAR 1 19 2 17 0
SINCE JAN 1 19 2 17 3
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION S (200)
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION SW (210)
AVERAGE WIND SPEED 3.2
SKY COVER
AVERAGE SKY COVER 0.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 68 3:00 AM
LOWEST 26 4:00 PM
AVERAGE 47
......................................................
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 65 89 2013
MINIMUM TEMPERATURE (F) 41 19 1985
SUNRISE AND SUNSET
APRIL 9 2025.........SUNRISE 6:42 AM EDT SUNSET 7:41 PM EDT
APRIL 10 2025.........SUNRISE 6:40 AM EDT SUNSET 7:42 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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