629
CDUS41 KLWX 250631
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
231 AM EDT SAT OCT 25 2025
...............................
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR OCTOBER 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 60 2:42 PM 84 2001 65 -5 68
MINIMUM 33 6:36 AM 15 1969 42 -9 42
AVERAGE 47 54 -7 55
PRECIPITATION (IN)
YESTERDAY 0.00 1.69 2009 0.11 -0.11 0.00
MONTH TO DATE 0.97 2.87 -1.90 0.13
SINCE SEP 1 2.19 6.81 -4.62 3.40
SINCE JAN 1 26.83 36.03 -9.20 29.18
SNOWFALL (IN)
YESTERDAY 0.0 MM MM 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
YESTERDAY 18 12 6 10
MONTH TO DATE 153 192 -39 151
SINCE SEP 1 160 237 -77 163
SINCE JUL 1 162 238 -76 165
COOLING
YESTERDAY 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
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WIND (MPH)
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION NW (310)
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION W (290)
AVERAGE WIND SPEED 5.9
SKY COVER
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 89 5:00 AM
LOWEST 36 1:00 PM
AVERAGE 63
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THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 65 81 2023
MINIMUM TEMPERATURE (F) 42 27 1969
SUNRISE AND SUNSET
OCTOBER 25 2025.......SUNRISE 7:30 AM EDT SUNSET 6:17 PM EDT
OCTOBER 26 2025.......SUNRISE 7:31 AM EDT SUNSET 6:16 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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