Climatological Report (Daily)
Issued by NWS Sterling, VA
Issued by NWS Sterling, VA
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CDUS41 KLWX 040632
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
232 AM EDT SUN OCT 04 2026
...................................
...THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR OCTOBER 3 2026...
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1960 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...................................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 68 2:03 AM 86 2002 73 -5 74
2007
2018
MINIMUM 57 9:34 AM 30 1974 51 6 45
2003
AVERAGE 63 62 1 60
PRECIPITATION (IN)
YESTERDAY 0.09 0.86 1987 0.12 -0.03 0.00
MONTH TO DATE 0.33 0.38 -0.05 0.00
SINCE SEP 1 4.13 4.32 -0.19 1.22
SINCE JAN 1 33.53 33.54 -0.01 25.86
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 2 5 -3 5
MONTH TO DATE 2 14 -12 14
SINCE SEP 1 23 59 -36 21
SINCE JUL 1 23 60 -37 23
COOLING
YESTERDAY 0 2 -2 0
MONTH TO DATE 19 6 13 0
SINCE SEP 1 217 158 59 170
SINCE JAN 1 1497 1214 283 1318
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION N (20)
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION N (20)
AVERAGE WIND SPEED 4.6
SKY COVER
AVERAGE SKY COVER 0.9
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 90 11:00 PM
LOWEST 60 2:00 PM
AVERAGE 75
..........................................................
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 72 90 2013
MINIMUM TEMPERATURE (F) 50 26 1974
SUNRISE AND SUNSET
OCTOBER 4 2026.......SUNRISE 7:09 AM EDT SUNSET 6:48 PM EDT
OCTOBER 5 2026.......SUNRISE 7:10 AM EDT SUNSET 6:46 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$