427
CDUS41 KLWX 282132
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
432 PM EST TUE JAN 28 2025
...............................
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR JANUARY 28 2025
VALID TODAY AS OF 0400 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 52 3:48 PM 68 2002 43 9 47
MINIMUM 28 7:37 AM -17 1987 25 3 42
AVERAGE 40 34 6 45
PRECIPITATION (IN)
TODAY 0.00 1.64 1998 0.10 -0.10 1.32
MONTH TO DATE 1.15 2.66 -1.51 6.00
SINCE DEC 1 4.49 5.96 -1.47 11.75
SINCE JAN 1 1.15 2.66 -1.51 6.00
SNOWFALL (IN)
TODAY 0.0 6.7 1994 0.2 -0.2 0.0
MONTH TO DATE 10.5 6.0 4.5 9.5
SINCE DEC 1 10.6 8.8 1.8 10.0
SINCE JUL 1 10.6 9.1 1.5 10.0
SNOW DEPTH 0
DEGREE DAYS
HEATING
TODAY 25 31 -6 20
MONTH TO DATE 1006 864 142 791
SINCE DEC 1 1835 1709 126 1466
SINCE JUL 1 2503 2609 -106 2237
COOLING
TODAY 0 0 0 0
MONTH TO DATE 0 0 0 3
SINCE DEC 1 0 0 0 3
SINCE JAN 1 0 0 0 3
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 26 HIGHEST WIND DIRECTION NW (310)
HIGHEST GUST SPEED 34 HIGHEST GUST DIRECTION NW (310)
AVERAGE WIND SPEED 7.7
SKY COVER
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 56 3:00 AM
LOWEST 32 9:00 AM
AVERAGE 44
......................................................
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 43 75 1975
MINIMUM TEMPERATURE (F) 25 -1 1963
1987
SUNRISE AND SUNSET
JANUARY 28 2025.......SUNRISE 7:19 AM EST SUNSET 5:27 PM EST
JANUARY 29 2025.......SUNRISE 7:18 AM EST SUNSET 5:28 PM EST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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