495
CDUS41 KLWX 302125
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
525 PM EDT THU OCT 30 2025
...............................
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR OCTOBER 30 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 66 2:46 PM 84 2016 63 3 81
MINIMUM 51 1:14 AM 20 1969 40 11 44
AVERAGE 59 51 8 63
PRECIPITATION (IN)
TODAY 0.58 1.00 2012 0.11 0.47 0.00
MONTH TO DATE 2.13 3.54 -1.41 0.13
SINCE SEP 1 3.35 7.48 -4.13 3.40
SINCE JAN 1 27.99 36.70 -8.71 29.18
SNOWFALL (IN)
TODAY 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
TODAY 6 14 -8 2
MONTH TO DATE 239 269 -30 224
SINCE SEP 1 246 314 -68 236
SINCE JUL 1 248 315 -67 238
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 18 HIGHEST WIND DIRECTION SW (230)
HIGHEST GUST SPEED 33 HIGHEST GUST DIRECTION SW (240)
AVERAGE WIND SPEED 9.6
SKY COVER
AVERAGE SKY COVER 0.9
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
THUNDERSTORM
HEAVY RAIN
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 97 6:00 AM
LOWEST 56 3:00 PM
AVERAGE 77
......................................................
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 62 83 2024
MINIMUM TEMPERATURE (F) 40 21 1968
SUNRISE AND SUNSET
OCTOBER 30 2025.......SUNRISE 7:35 AM EDT SUNSET 6:11 PM EDT
OCTOBER 31 2025.......SUNRISE 7:36 AM EDT SUNSET 6:10 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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