Climatological Report (Daily)
Issued by NWS Sterling, VA
Issued by NWS Sterling, VA
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CDUS41 KLWX 082127
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
527 PM EDT WED OCT 08 2025
...................................
...THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR OCTOBER 8 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 2:58 PM 92 2007 71 2 69
MINIMUM 64 11:07 AM 30 2001 48 16 47
AVERAGE 69 60 9 58
PRECIPITATION (IN)
TODAY 0.14 2.79 2005 0.13 0.01 0.00
MONTH TO DATE 0.16 1.01 -0.85 0.13
SINCE SEP 1 1.38 4.95 -3.57 3.40
SINCE JAN 1 26.02 34.17 -8.15 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 0 7 -7 7
MONTH TO DATE 17 44 -27 10
SINCE SEP 1 24 89 -65 22
SINCE JUL 1 26 90 -64 24
COOLING
TODAY 4 1 3 0
MONTH TO DATE 16 13 3 14
SINCE SEP 1 186 165 21 151
SINCE JAN 1 1334 1221 113 1565
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION NW (330)
HIGHEST GUST SPEED 34 HIGHEST GUST DIRECTION NW (320)
AVERAGE WIND SPEED 10.5
SKY COVER
AVERAGE SKY COVER 0.9
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
HEAVY RAIN
RAIN
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 97 3:00 AM
LOWEST 38 4:00 PM
AVERAGE 68
..........................................................
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 70 94 2007
MINIMUM TEMPERATURE (F) 48 26 2001
SUNRISE AND SUNSET
OCTOBER 8 2025.......SUNRISE 7:13 AM EDT SUNSET 6:41 PM EDT
OCTOBER 9 2025.......SUNRISE 7:14 AM EDT SUNSET 6:40 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$