008
CDUS41 KLWX 170528
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
128 AM EDT MON MAR 17 2025
...............................
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR MARCH 16 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 75 3:31 PM 81 1990 55 20 67
MINIMUM 57 11:05 PM 16 1969 34 23 44
AVERAGE 66 44 22 56
PRECIPITATION (IN)
YESTERDAY 0.15 1.56 2007 0.12 0.03 0.00
MONTH TO DATE 0.63 1.75 -1.12 2.45
SINCE MAR 1 0.63 1.75 -1.12 2.45
SINCE JAN 1 5.05 7.30 -2.25 9.90
SNOWFALL (IN)
YESTERDAY 0.0 6.6 2014 0.2 -0.2 0.0
MONTH TO DATE 0.0 2.7 -2.7 T
SINCE MAR 1 0.0 2.7 -2.7 T
SINCE JUL 1 15.5 19.7 -4.2 11.7
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 0 21 -21 9
MONTH TO DATE 284 373 -89 198
SINCE MAR 1 284 373 -89 198
SINCE JUL 1 3606 3883 -277 3162
COOLING
YESTERDAY 1 0 1 0
MONTH TO DATE 1 0 1 0
SINCE MAR 1 1 0 1 0
SINCE JAN 1 1 0 1 3
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 35 HIGHEST WIND DIRECTION S (180)
HIGHEST GUST SPEED 54 HIGHEST GUST DIRECTION S (180)
AVERAGE WIND SPEED 14.3
SKY COVER
AVERAGE SKY COVER 0.9
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
THUNDERSTORM
RAIN
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 11:00 PM
LOWEST 55 3:00 PM
AVERAGE 74
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THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 55 77 1963
MINIMUM TEMPERATURE (F) 34 16 1970
SUNRISE AND SUNSET
MARCH 17 2025.........SUNRISE 7:17 AM EDT SUNSET 7:19 PM EDT
MARCH 18 2025.........SUNRISE 7:16 AM EDT SUNSET 7:20 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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