661
CDUS41 KLWX 192126
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
526 PM EDT SUN OCT 19 2025
...............................
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR OCTOBER 19 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 78 3:09 PM 87 2016 67 11 74
MINIMUM 50 3:11 AM 25 1976 44 6 36
AVERAGE 64 55 9 55
PRECIPITATION (IN)
TODAY 0.00 1.36 1966 0.12 -0.12 0.00
MONTH TO DATE 0.43 2.28 -1.85 0.13
SINCE SEP 1 1.65 6.22 -4.57 3.40
SINCE JAN 1 26.29 35.44 -9.15 29.18
SNOWFALL (IN)
TODAY 0.0 0.1 1972 0.0 0.0 0.0
MONTH TO DATE 0.0 0.0 0.0 0.0
SINCE SEP 1 0.0 0.0 0.0 0.0
SINCE JUL 1 0.0 0.0 0.0 0.0
SNOW DEPTH 0
DEGREE DAYS
HEATING
TODAY 1 10 -9 10
MONTH TO DATE 92 137 -45 121
SINCE SEP 1 99 182 -83 133
SINCE JUL 1 101 183 -82 135
COOLING
TODAY 0 0 0 0
MONTH TO DATE 12 19 -7 14
SINCE SEP 1 182 171 11 151
SINCE JAN 1 1330 1227 103 1565
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 24 HIGHEST WIND DIRECTION S (190)
HIGHEST GUST SPEED 38 HIGHEST GUST DIRECTION S (180)
AVERAGE WIND SPEED 9.3
SKY COVER
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 96 4:00 AM
LOWEST 45 4:00 PM
AVERAGE 71
......................................................
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 66 83 1969
2016
MINIMUM TEMPERATURE (F) 44 20 1972
SUNRISE AND SUNSET
OCTOBER 19 2025.......SUNRISE 7:24 AM EDT SUNSET 6:25 PM EDT
OCTOBER 20 2025.......SUNRISE 7:25 AM EDT SUNSET 6:24 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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