684
CDUS41 KLWX 152129
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
529 PM EDT SUN OCT 15 2023
...............................
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR OCTOBER 15 2023
VALID TODAY AS OF 0500 PM LOCAL TIME.
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1960 TO 2023
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
TODAY
MAXIMUM 62 2:37 PM 88 1989 68 -6 76
MINIMUM 48 6:46 AM 28 1987 46 2 41
AVERAGE 55 57 -2 59
PRECIPITATION (IN)
TODAY 0.02 1.30 2014 0.12 -0.10 0.00
MONTH TO DATE 0.52 1.81 -1.29 2.03
SINCE SEP 1 7.17 5.75 1.42 5.31
SINCE JAN 1 26.39 34.97 -8.58 32.81
SNOWFALL (IN)
TODAY 0.0 MM MM 0.0 0.0 0.0
MONTH TO DATE 0.0 0.0 0.0 0.0
SINCE SEP 1 T 0.0 0.0 0.0
SINCE JUL 1 T 0.0 0.0 0.0
SNOW DEPTH 0
DEGREE DAYS
HEATING
TODAY 10 9 1 6
MONTH TO DATE 74 99 -25 126
SINCE SEP 1 90 144 -54 165
SINCE JUL 1 90 145 -55 165
COOLING
TODAY 0 0 0 0
MONTH TO DATE 32 19 13 0
SINCE SEP 1 248 171 77 176
SINCE JAN 1 1363 1227 136 1354
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION NW (320)
HIGHEST GUST SPEED 36 HIGHEST GUST DIRECTION NW (330)
AVERAGE WIND SPEED 13.1
SKY COVER
AVERAGE SKY COVER 0.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 89 12:00 AM
LOWEST 42 2:00 PM
AVERAGE 66
......................................................
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 68 85 1989
MINIMUM TEMPERATURE (F) 45 30 1986
SUNRISE AND SUNSET
OCTOBER 15 2023.......SUNRISE 7:19 AM EDT SUNSET 6:32 PM EDT
OCTOBER 16 2023.......SUNRISE 7:20 AM EDT SUNSET 6:30 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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