Climatological Report (Daily)
Issued by NWS Sterling, VA
Issued by NWS Sterling, VA
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CDUS41 KLWX 020627
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
227 AM EDT FRI OCT 02 2026
...................................
...THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR OCTOBER 1 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 86 2:28 PM 90 1986 73 13 76
MINIMUM 61 5:46 AM 31 1993 52 9 48
AVERAGE 74 62 12 62
PRECIPITATION (IN)
YESTERDAY 0.00 4.06 1979 0.13 -0.13 0.00
MONTH TO DATE 0.00 0.13 -0.13 0.00
SINCE SEP 1 3.80 4.07 -0.27 1.22
SINCE JAN 1 33.20 33.29 -0.09 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 0 4 -4 3
MONTH TO DATE 0 4 -4 3
SINCE SEP 1 21 49 -28 10
SINCE JUL 1 21 50 -29 12
COOLING
YESTERDAY 9 2 7 0
MONTH TO DATE 9 2 7 0
SINCE SEP 1 207 154 53 170
SINCE JAN 1 1487 1210 277 1318
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION S (200)
HIGHEST GUST SPEED 14 HIGHEST GUST DIRECTION S (190)
AVERAGE WIND SPEED 4.7
SKY COVER
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 97 5:00 AM
LOWEST 42 2:00 PM
AVERAGE 70
..........................................................
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 73 96 2019
MINIMUM TEMPERATURE (F) 51 32 1997
1998
SUNRISE AND SUNSET
OCTOBER 2 2026.......SUNRISE 7:07 AM EDT SUNSET 6:51 PM EDT
OCTOBER 3 2026.......SUNRISE 7:08 AM EDT SUNSET 6:49 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$