269
CDUS41 KLWX 030625
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
225 AM EDT FRI OCT 03 2025
...............................
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR OCTOBER 2 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 73 2:12 PM 96 2019 73 0 71
MINIMUM 44 5:31 AM 32 1997 51 -7 62
1998
AVERAGE 59 62 -3 67
PRECIPITATION (IN)
YESTERDAY 0.00 2.35 2012 0.13 -0.13 0.09
MONTH TO DATE 0.00 0.26 -0.26 0.13
SINCE SEP 1 1.22 4.20 -2.98 3.40
SINCE JAN 1 25.86 33.42 -7.56 29.18
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 6 5 1 0
MONTH TO DATE 9 9 0 0
SINCE SEP 1 16 54 -38 12
SINCE JUL 1 18 55 -37 14
COOLING
YESTERDAY 0 2 -2 2
MONTH TO DATE 0 4 -4 2
SINCE SEP 1 170 156 14 139
SINCE JAN 1 1318 1212 106 1553
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION E (110)
HIGHEST GUST SPEED 15 HIGHEST GUST DIRECTION SE (130)
AVERAGE WIND SPEED 4.2
SKY COVER
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 97 6:00 AM
LOWEST 44 4:00 PM
AVERAGE 71
......................................................
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 73 86 2002
2007
2018
MINIMUM TEMPERATURE (F) 51 30 1974
2003
SUNRISE AND SUNSET
OCTOBER 3 2025.......SUNRISE 7:08 AM EDT SUNSET 6:49 PM EDT
OCTOBER 4 2025.......SUNRISE 7:09 AM EDT SUNSET 6:47 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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