Climatological Report (Daily)
Issued by NWS Sterling, VA
Issued by NWS Sterling, VA
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002
CDUS41 KLWX 190626
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
226 AM EDT THU JUN 19 2025
...................................
...THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR JUNE 18 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 88 12:31 PM 94 2006 84 4 92
2007
2018
MINIMUM 74 5:50 AM 45 1965 63 11 72
AVERAGE 81 73 8 82
PRECIPITATION (IN)
YESTERDAY 0.22 1.14 1991 0.13 0.09 0.00
MONTH TO DATE 5.40 2.63 2.77 0.28
SINCE JUN 1 5.40 2.63 2.77 0.28
SINCE JAN 1 19.32 19.87 -0.55 17.58
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 15.5 21.0 -5.5 11.7
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 0 0 0 0
MONTH TO DATE 15 11 4 0
SINCE JUN 1 15 11 4 0
SINCE JUL 1 4106 4603 -497 3691
COOLING
YESTERDAY 16 8 8 17
MONTH TO DATE 135 117 18 157
SINCE JUN 1 135 117 18 157
SINCE JAN 1 253 223 30 340
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION NW (330)
HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION NW (330)
AVERAGE WIND SPEED 4.3
SKY COVER
AVERAGE SKY COVER 0.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
THUNDERSTORM
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 3:00 AM
LOWEST 70 11:00 AM
AVERAGE 85
..........................................................
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 2025..........SUNRISE 5:44 AM EDT SUNSET 8:38 PM EDT
JUNE 20 2025..........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.
$$