Climatological Report (Daily)
Issued by NWS Sterling, VA
Issued by NWS Sterling, VA
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CDUS41 KLWX 042124
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
524 PM EDT FRI APR 04 2025
...................................
...THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR APRIL 4 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 73 4:25 AM 85 2011 62 11 56
MINIMUM 63 7:21 AM 22 1965 39 24 34
2013
AVERAGE 68 51 17 45
PRECIPITATION (IN)
TODAY 0.11 1.47 1987 0.10 0.01 0.06
MONTH TO DATE 0.14 0.44 -0.30 1.28
SINCE MAR 1 1.56 3.94 -2.38 5.17
SINCE JAN 1 5.98 9.49 -3.51 12.62
SNOWFALL (IN)
TODAY 0.0 0.2 1990 0.0 0.0 T
MONTH TO DATE 0.0 0.0 0.0 T
SINCE MAR 1 0.0 3.9 -3.9 T
SINCE JUL 1 15.5 20.9 -5.4 11.7
SNOW DEPTH 0
DEGREE DAYS
HEATING
TODAY 0 14 -14 20
MONTH TO DATE 37 60 -23 59
SINCE MAR 1 487 707 -220 523
SINCE JUL 1 3809 4217 -408 3487
COOLING
TODAY 3 0 3 0
MONTH TO DATE 3 0 3 0
SINCE MAR 1 20 2 18 0
SINCE JAN 1 20 2 18 3
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 30 HIGHEST WIND DIRECTION NW (310)
HIGHEST GUST SPEED 43 HIGHEST GUST DIRECTION NW (300)
AVERAGE WIND SPEED 6.4
SKY COVER
AVERAGE SKY COVER 1.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
THUNDERSTORM
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 97 7:00 AM
LOWEST 59 4:00 PM
AVERAGE 78
..........................................................
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 63 88 2023
MINIMUM TEMPERATURE (F) 40 22 1965
SUNRISE AND SUNSET
APRIL 4 2025.........SUNRISE 6:49 AM EDT SUNSET 7:37 PM EDT
APRIL 5 2025.........SUNRISE 6:48 AM EDT SUNSET 7:38 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$