122
CDUS41 KLWX 182125
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
525 PM EDT SAT JUL 18 2026
...............................
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR JULY 18 2026
VALID TODAY AS OF 0500 PM LOCAL TIME.
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)
TODAY
MAXIMUM 94 12:59 PM 101 2012 88 6 86
MINIMUM 73 3:54 PM 51 1985 67 6 74
AVERAGE 84 78 6 80
PRECIPITATION (IN)
TODAY 0.76 1.66 2017 0.15 0.61 0.01
MONTH TO DATE 4.45 2.47 1.98 1.80
SINCE JUN 1 8.74 6.77 1.97 8.73
SINCE JAN 1 23.66 24.01 -0.35 22.65
SNOWFALL (IN)
TODAY 0.0 MM MM 0.0 MM 0.0
MONTH TO DATE 0.0 0.0 0.0 0.0
SINCE JUN 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
TODAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE JUN 1 1 13 -12 15
SINCE JUL 1 0 0 0 0
COOLING
TODAY 19 12 7 15
MONTH TO DATE 293 214 79 268
SINCE JUN 1 571 452 119 589
SINCE JAN 1 744 558 186 707
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 24 HIGHEST WIND DIRECTION S (180)
HIGHEST GUST SPEED 42 HIGHEST GUST DIRECTION S (170)
AVERAGE WIND SPEED 6.4
SKY COVER
AVERAGE SKY COVER 0.8
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
THUNDERSTORM
HEAVY RAIN
LIGHT RAIN
FOG
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 94 3:00 PM
LOWEST 61 2:00 PM
AVERAGE 78
......................................................
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 88 98 1977
2020
MINIMUM TEMPERATURE (F) 67 53 1976
SUNRISE AND SUNSET
JULY 18 2026..........SUNRISE 5:59 AM EDT SUNSET 8:33 PM EDT
JULY 19 2026..........SUNRISE 6:00 AM EDT SUNSET 8:32 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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