657
CDUS41 KLWX 232128
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
528 PM EDT SAT SEP 23 2023
...............................
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR SEPTEMBER 23 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 3:59 PM 94 2019 77 -15 69
MINIMUM 57 8:04 AM 33 1983 55 2 51
AVERAGE 60 66 -6 60
PRECIPITATION (IN)
TODAY 1.02 1.74 2003 0.12 0.90 0.00
MONTH TO DATE 4.70 2.98 1.72 2.81
SINCE SEP 1 4.70 2.98 1.72 2.81
SINCE JAN 1 23.92 32.20 -8.28 30.31
SNOWFALL (IN)
TODAY 0.0 MM MM 0.0 0.0 0.0
MONTH TO DATE T 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 5 2 3 5
MONTH TO DATE 6 20 -14 5
SINCE SEP 1 6 20 -14 5
SINCE JUL 1 6 21 -15 5
COOLING
TODAY 0 3 -3 0
MONTH TO DATE 209 134 75 175
SINCE SEP 1 209 134 75 175
SINCE JAN 1 1324 1190 134 1353
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION NE (30)
HIGHEST GUST SPEED 33 HIGHEST GUST DIRECTION N (20)
AVERAGE WIND SPEED 14.0
SKY COVER
AVERAGE SKY COVER 1.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
HEAVY RAIN
RAIN
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 10:00 AM
LOWEST 83 12:00 AM
AVERAGE 88
......................................................
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 76 97 2010
MINIMUM TEMPERATURE (F) 55 30 1974
SUNRISE AND SUNSET
SEPTEMBER 23 2023.....SUNRISE 6:58 AM EDT SUNSET 7:06 PM EDT
SEPTEMBER 24 2023.....SUNRISE 6:59 AM EDT SUNSET 7:04 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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