322
CDUS41 KLWX 202123
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
523 PM EDT THU JUL 20 2023
...............................
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR JULY 20 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 90 1:51 PM 101 1980 88 2 92
MINIMUM 68 5:25 AM 55 1974 67 1 67
AVERAGE 79 78 1 80
PRECIPITATION (IN)
TODAY 0.00 2.28 1970 0.14 -0.14 0.00
MONTH TO DATE 4.40 2.74 1.66 4.12
SINCE JUN 1 6.70 7.04 -0.34 6.87
SINCE JAN 1 16.68 24.28 -7.60 24.09
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 JUN 1 0.0 0.0 0.0 0.0
SINCE JUL 1 0.0 0.0 0.0 0.0
SNOW DEPTH 0
DEGREE DAYS
HEATING
TODAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE JUN 1 5 13 -8 0
SINCE JUL 1 0 0 0 0
COOLING
TODAY 14 12 2 15
MONTH TO DATE 311 238 73 255
SINCE JUN 1 493 476 17 492
SINCE JAN 1 567 582 -15 621
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 9 HIGHEST WIND DIRECTION SE (140)
HIGHEST GUST SPEED 13 HIGHEST GUST DIRECTION N (340)
AVERAGE WIND SPEED 3.7
SKY COVER
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 84 3:00 AM
LOWEST 44 2:00 PM
AVERAGE 64
......................................................
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 88 101 1991
MINIMUM TEMPERATURE (F) 67 48 1966
SUNRISE AND SUNSET
JULY 20 2023..........SUNRISE 6:00 AM EDT SUNSET 8:32 PM EDT
JULY 21 2023..........SUNRISE 6:01 AM EDT SUNSET 8:31 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page