062
CDUS41 KLWX 100621
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
221 AM EDT TUE MAR 10 2026
...............................
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR MARCH 9 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 4:33 PM 82 2016 52 24 60
MINIMUM 37 6:41 AM 14 1996 32 5 26
AVERAGE 57 42 15 43
PRECIPITATION (IN)
YESTERDAY 0.00 0.99 2024 0.11 -0.11 0.00
MONTH TO DATE 0.73 0.95 -0.22 0.48
SINCE MAR 1 0.73 0.95 -0.22 0.48
SINCE JAN 1 6.53 6.50 0.03 4.90
SNOWFALL (IN)
YESTERDAY 0.0 8.9 1999 0.1 -0.1 0.0
MONTH TO DATE 0.4 1.6 -1.2 0.0
SINCE MAR 1 0.4 1.6 -1.2 0.0
SINCE JUL 1 13.0 18.6 -5.6 15.5
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 8 23 -15 22
MONTH TO DATE 149 219 -70 193
SINCE MAR 1 149 219 -70 193
SINCE JUL 1 3778 3729 49 3515
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE MAR 1 0 0 0 0
SINCE JAN 1 0 0 0 0
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WIND (MPH)
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION S (190)
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION SW (230)
AVERAGE WIND SPEED 4.0
SKY COVER
AVERAGE SKY COVER 0.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 89 4:00 AM
LOWEST 29 3:00 PM
AVERAGE 59
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THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 52 80 2016
MINIMUM TEMPERATURE (F) 32 7 1996
SUNRISE AND SUNSET
MARCH 10 2026.........SUNRISE 7:29 AM EDT SUNSET 7:12 PM EDT
MARCH 11 2026.........SUNRISE 7:27 AM EDT SUNSET 7:13 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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