919
CDUS41 KLWX 230530
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
1230 AM EST THU JAN 23 2025
...............................
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR JANUARY 22 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 20 3:38 PM 68 1986 42 -22 39
MINIMUM 8 9:41 PM -18 1984 25 -17 7
AVERAGE 14 34 -20 23
PRECIPITATION (IN)
YESTERDAY 0.00 1.18 1987 0.09 -0.09 0.00
MONTH TO DATE 1.15 2.08 -0.93 4.31
SINCE DEC 1 4.49 5.38 -0.89 10.06
SINCE JAN 1 1.15 2.08 -0.93 4.31
SNOWFALL (IN)
YESTERDAY 0.0 11.1 1987 0.2 -0.2 0.0
MONTH TO DATE 10.5 4.4 6.1 9.5
SINCE DEC 1 10.6 7.2 3.4 10.0
SINCE JUL 1 10.6 7.5 3.1 10.0
SNOW DEPTH 1
DEGREE DAYS
HEATING
YESTERDAY 51 31 20 42
MONTH TO DATE 796 678 118 693
SINCE DEC 1 1625 1523 102 1368
SINCE JUL 1 2293 2423 -130 2139
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE DEC 1 0 0 0 0
SINCE JAN 1 0 0 0 0
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION N (350)
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION N (360)
AVERAGE WIND SPEED 5.4
SKY COVER
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 66 10:00 PM
LOWEST 29 5:00 PM
AVERAGE 48
......................................................
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 43 72 1967
MINIMUM TEMPERATURE (F) 25 -4 1970
1978
SUNRISE AND SUNSET
JANUARY 23 2025.......SUNRISE 7:23 AM EST SUNSET 5:21 PM EST
JANUARY 24 2025.......SUNRISE 7:22 AM EST SUNSET 5:22 PM EST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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