Climatological Report (Daily)
Issued by NWS Sterling, VA
Issued by NWS Sterling, VA
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CDUS41 KLWX 210732
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
232 AM EST FRI NOV 21 2025
...................................
...THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR NOVEMBER 20 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 48 4:29 PM 79 1985 55 -7 65
MINIMUM 41 7:25 AM 18 1980 34 7 46
AVERAGE 45 45 0 56
PRECIPITATION (IN)
YESTERDAY 0.00 0.78 2024 0.10 -0.10 0.78
MONTH TO DATE 0.63 2.09 -1.46 1.35
SINCE SEP 1 3.98 9.68 -5.70 4.75
SINCE JAN 1 28.62 38.90 -10.28 30.53
SNOWFALL (IN)
YESTERDAY 0.0 T 1969 0.0 0.0 0.0
1987
2000
MONTH TO DATE 0.0 0.1 -0.1 0.0
SINCE SEP 1 0.0 0.1 -0.1 0.0
SINCE JUL 1 0.0 0.1 -0.1 0.0
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 20 20 0 9
MONTH TO DATE 332 348 -16 216
SINCE SEP 1 590 677 -87 452
SINCE JUL 1 592 678 -86 454
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 16
SINCE SEP 1 182 174 8 172
SINCE JAN 1 1330 1230 100 1586
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 7 HIGHEST WIND DIRECTION S (160)
HIGHEST GUST SPEED 10 HIGHEST GUST DIRECTION S (170)
AVERAGE WIND SPEED 2.1
SKY COVER
AVERAGE SKY COVER 1.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 86 6:00 AM
LOWEST 73 1:00 PM
AVERAGE 80
..........................................................
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 54 76 2007
MINIMUM TEMPERATURE (F) 34 16 1969
SUNRISE AND SUNSET
NOVEMBER 21 2025......SUNRISE 6:59 AM EST SUNSET 4:52 PM EST
NOVEMBER 22 2025......SUNRISE 7:01 AM EST SUNSET 4:51 PM EST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$