530
CDUS41 KLWX 130528
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
1228 AM EST SAT JAN 13 2024
...............................
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR JANUARY 12 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 50 2:49 PM 70 2017 42 8 50
2018
MINIMUM 27 7:42 AM -4 1977 25 2 40
AVERAGE 39 34 5 45
PRECIPITATION (IN)
YESTERDAY 0.75 0.91 2018 0.09 0.66 0.19
MONTH TO DATE 3.49 1.12 2.37 0.22
SINCE DEC 1 9.24 4.42 4.82 5.17
SINCE JAN 1 3.49 1.12 2.37 0.22
SNOWFALL (IN)
YESTERDAY 0.0 6.1 1996 0.3 -0.3 0.0
MONTH TO DATE T 2.0 -2.0 0.0
SINCE DEC 1 0.5 4.8 -4.3 T
SINCE JUL 1 0.5 5.1 -4.6 T
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 26 31 -5 20
MONTH TO DATE 306 368 -62 241
SINCE DEC 1 981 1213 -232 1103
SINCE JUL 1 1752 2113 -361 1937
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 21 HIGHEST WIND DIRECTION SE (130)
HIGHEST GUST SPEED 32 HIGHEST GUST DIRECTION SE (120)
AVERAGE WIND SPEED 7.6
SKY COVER
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
HEAVY RAIN
RAIN
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 10:00 PM
LOWEST 44 2:00 PM
AVERAGE 69
......................................................
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 42 69 2005
MINIMUM TEMPERATURE (F) 25 -3 1977
1981
SUNRISE AND SUNSET
JANUARY 13 2024.......SUNRISE 7:28 AM EST SUNSET 5:09 PM EST
JANUARY 14 2024.......SUNRISE 7:27 AM EST SUNSET 5:10 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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