608
CDUS41 KLWX 170527
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
1227 AM EST WED JAN 17 2024
...............................
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR JANUARY 16 2024
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1960 TO 2024
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 30 2:42 PM 65 1974 42 -12 55
MINIMUM 17 11:59 PM -4 1964 25 -8 29
AVERAGE 24 34 -10 42
PRECIPITATION (IN)
YESTERDAY 0.03 1.12 2022 0.10 -0.07 0.00
MONTH TO DATE 3.96 1.51 2.45 0.38
SINCE DEC 1 9.71 4.81 4.90 5.33
SINCE JAN 1 3.96 1.51 2.45 0.38
SNOWFALL (IN)
YESTERDAY 0.3 2.3 1965 0.2 0.1 0.0
2022
MONTH TO DATE 4.4 2.9 1.5 0.0
SINCE DEC 1 4.9 5.7 -0.8 T
SINCE JUL 1 4.9 6.0 -1.1 T
SNOW DEPTH 4
DEGREE DAYS
HEATING
YESTERDAY 41 31 10 23
MONTH TO DATE 439 492 -53 345
SINCE DEC 1 1114 1337 -223 1207
SINCE JUL 1 1885 2237 -352 2041
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
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WIND (MPH)
HIGHEST WIND SPEED 32 HIGHEST WIND DIRECTION NW (300)
HIGHEST GUST SPEED 41 HIGHEST GUST DIRECTION NW (300)
AVERAGE WIND SPEED 10.5
SKY COVER
AVERAGE SKY COVER 0.8
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LT FREEZING RAIN
LIGHT SNOW
FOG
BLOWING SNOW
RELATIVE HUMIDITY (PERCENT)
HIGHEST 92 9:00 AM
LOWEST 52 7:00 PM
AVERAGE 72
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THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 42 70 1990
MINIMUM TEMPERATURE (F) 25 -7 1982
SUNRISE AND SUNSET
JANUARY 17 2024.......SUNRISE 7:26 AM EST SUNSET 5:14 PM EST
JANUARY 18 2024.......SUNRISE 7:26 AM EST SUNSET 5:15 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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