734
CDUS41 KLWX 122128
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
528 PM EDT SUN JUL 12 2026
...............................
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR JULY 12 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 85 2:24 PM 97 1986 88 -3 90
MINIMUM 72 2:44 AM 47 2002 67 5 72
AVERAGE 79 77 2 81
PRECIPITATION (IN)
TODAY 0.23 2.61 1990 0.13 0.10 0.02
MONTH TO DATE 3.69 1.62 2.07 1.19
SINCE JUN 1 7.98 5.92 2.06 8.12
SINCE JAN 1 22.90 23.16 -0.26 22.04
SNOWFALL (IN)
TODAY 0.0 MM MM 0.0 0.0 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 14 12 2 16
MONTH TO DATE 201 142 59 172
SINCE JUN 1 479 380 99 493
SINCE JAN 1 652 486 166 611
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION SE (120)
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION E (110)
AVERAGE WIND SPEED 7.6
SKY COVER
AVERAGE SKY COVER 0.9
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
HEAVY RAIN
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 97 2:00 AM
LOWEST 69 11:00 AM
AVERAGE 83
......................................................
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 88 97 1966
1986
MINIMUM TEMPERATURE (F) 67 52 1978
SUNRISE AND SUNSET
JULY 12 2026..........SUNRISE 5:55 AM EDT SUNSET 8:36 PM EDT
JULY 13 2026..........SUNRISE 5:55 AM EDT SUNSET 8:36 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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