515
CDUS41 KLWX 140626
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
226 AM EDT TUE OCT 14 2025
...............................
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR OCTOBER 13 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 64 2:18 PM 84 1989 69 -5 81
MINIMUM 56 11:59 PM 30 1987 46 10 49
1988
2012
AVERAGE 60 58 2 65
PRECIPITATION (IN)
YESTERDAY 0.05 1.92 2011 0.11 -0.06 0.00
MONTH TO DATE 0.34 1.58 -1.24 0.13
SINCE SEP 1 1.56 5.52 -3.96 3.40
SINCE JAN 1 26.20 34.74 -8.54 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 5 8 -3 0
MONTH TO DATE 53 82 -29 42
SINCE SEP 1 60 127 -67 54
SINCE JUL 1 62 128 -66 56
COOLING
YESTERDAY 0 1 -1 0
MONTH TO DATE 12 18 -6 14
SINCE SEP 1 182 170 12 151
SINCE JAN 1 1330 1226 104 1565
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION N (360)
HIGHEST GUST SPEED 33 HIGHEST GUST DIRECTION N (360)
AVERAGE WIND SPEED 13.7
SKY COVER
AVERAGE SKY COVER 1.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
FOG
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 97 10:00 PM
LOWEST 67 2:00 PM
AVERAGE 82
......................................................
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 69 86 1975
MINIMUM TEMPERATURE (F) 46 23 1988
SUNRISE AND SUNSET
OCTOBER 14 2025.......SUNRISE 7:19 AM EDT SUNSET 6:32 PM EDT
OCTOBER 15 2025.......SUNRISE 7:20 AM EDT SUNSET 6:31 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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