132
CDUS41 KLWX 130624
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
224 AM EDT TUE OCT 13 2026
...............................
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR OCTOBER 12 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 76 3:13 PM 83 1995 69 7 67
2010
MINIMUM 57 11:59 PM 25 1964 47 10 57
AVERAGE 67 58 9 62
PRECIPITATION (IN)
YESTERDAY 0.96R 0.78 1990 0.11 0.85 0.13
MONTH TO DATE 3.27 1.47 1.80 0.29
SINCE SEP 1 7.07 5.41 1.66 1.51
SINCE JAN 1 36.47 34.63 1.84 26.15
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 8 -8 3
MONTH TO DATE 34 74 -40 48
SINCE SEP 1 55 119 -64 55
SINCE JUL 1 55 120 -65 57
COOLING
YESTERDAY 2 1 1 0
MONTH TO DATE 21 17 4 12
SINCE SEP 1 245 169 76 182
SINCE JAN 1 1525 1225 300 1330
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION N (350)
HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION N (350)
AVERAGE WIND SPEED 9.5
SKY COVER
AVERAGE SKY COVER 0.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 96 12:00 AM
LOWEST 57 4:00 PM
AVERAGE 77
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THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 69 84 1989
MINIMUM TEMPERATURE (F) 46 30 1987
1988
2012
SUNRISE AND SUNSET
OCTOBER 13 2026.......SUNRISE 7:17 AM EDT SUNSET 6:34 PM EDT
OCTOBER 14 2026.......SUNRISE 7:18 AM EDT SUNSET 6:33 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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