116
CDUS41 KLWX 190628
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
228 AM EDT FRI JUN 19 2026
...............................
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR JUNE 18 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 85 4:54 PM 94 2006 84 1 88
2007
2018
MINIMUM 70 8:39 PM 45 1965 63 7 74
AVERAGE 78 73 5 81
PRECIPITATION (IN)
YESTERDAY T 1.14 1991 0.13 -0.13 0.22
MONTH TO DATE 1.05 2.63 -1.58 5.40
SINCE JUN 1 1.05 2.63 -1.58 5.40
SINCE JAN 1 15.97 19.87 -3.90 19.32
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 JUN 1 0.0 0.0 0.0 0.0
SINCE JUL 1 13.6 21.0 -7.4 15.5
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 0 0 0 0
MONTH TO DATE 1 11 -10 15
SINCE JUN 1 1 11 -10 15
SINCE JUL 1 4412 4603 -191 4106
COOLING
YESTERDAY 13 8 5 16
MONTH TO DATE 157 117 40 135
SINCE JUN 1 157 117 40 135
SINCE JAN 1 330 223 107 253
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WIND (MPH)
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION SW (210)
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION SW (210)
AVERAGE WIND SPEED 8.6
SKY COVER
AVERAGE SKY COVER 0.9
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 74 2:00 AM
LOWEST 47 10:00 PM
AVERAGE 61
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THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 84 98 1994
MINIMUM TEMPERATURE (F) 63 45 1986
SUNRISE AND SUNSET
JUNE 19 2026..........SUNRISE 5:44 AM EDT SUNSET 8:38 PM EDT
JUNE 20 2026..........SUNRISE 5:44 AM EDT SUNSET 8:39 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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