620
CDUS41 KLWX 250624
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
224 AM EDT FRI APR 25 2025
...............................
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR APRIL 24 2025
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)
YESTERDAY
MAXIMUM 78 3:18 PM 85 1990 70 8 75
1994
2011
MINIMUM 47 4:47 AM 30 1989 46 1 57
AVERAGE 63 58 5 66
PRECIPITATION (IN)
YESTERDAY 0.00 1.25 1983 0.12 -0.12 T
MONTH TO DATE 1.37 2.70 -1.33 1.45
SINCE MAR 1 2.79 6.20 -3.41 5.34
SINCE JAN 1 7.21 11.75 -4.54 12.79
SNOWFALL (IN)
YESTERDAY 0.0 MM MM 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
YESTERDAY 2 8 -6 0
MONTH TO DATE 223 278 -55 184
SINCE MAR 1 673 925 -252 648
SINCE JUL 1 3995 4435 -440 3612
COOLING
YESTERDAY 0 1 -1 1
MONTH TO DATE 19 13 6 20
SINCE MAR 1 36 15 21 20
SINCE JAN 1 36 15 21 23
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION SE (140)
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION SE (140)
AVERAGE WIND SPEED 6.5
SKY COVER
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 86 5:00 AM
LOWEST 24 2:00 PM
AVERAGE 55
......................................................
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 70 93 1960
MINIMUM TEMPERATURE (F) 46 29 1969
SUNRISE AND SUNSET
APRIL 25 2025.........SUNRISE 6:19 AM EDT SUNSET 7:57 PM EDT
APRIL 26 2025.........SUNRISE 6:18 AM EDT SUNSET 7:58 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page