252
CDUS41 KLWX 210525
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
125 AM EDT FRI APR 21 2023
...............................
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR APRIL 20 2023
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)
YESTERDAY
MAXIMUM 88R 4:15 PM 88 1976 69 19 62
1985
MINIMUM 47 5:30 AM 28 1974 45 2 32
AVERAGE 68 57 11 47
PRECIPITATION (IN)
YESTERDAY 0.00 2.90 2008 0.12 -0.12 0.00
MONTH TO DATE 0.36 2.21 -1.85 2.22
SINCE MAR 1 1.93 5.71 -3.78 4.14
SINCE JAN 1 5.56 11.26 -5.70 10.34
SNOWFALL (IN)
YESTERDAY 0.0 T 1983 0.0 0.0 0.0
MONTH TO DATE 0.0 0.1 -0.1 T
SINCE MAR 1 T 4.0 -4.0 3.5
SINCE JUL 1 0.4 21.0 -20.6 15.8
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 0 9 -9 18
MONTH TO DATE 131 244 -113 264
SINCE MAR 1 701 891 -190 787
SINCE JUL 1 3655 4401 -746 3861
COOLING
YESTERDAY 3 1 2 0
MONTH TO DATE 39 9 30 8
SINCE MAR 1 40 11 29 11
SINCE JAN 1 40 11 29 11
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION S (180)
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION S (180)
AVERAGE WIND SPEED 4.5
SKY COVER
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 80 6:00 AM
LOWEST 20 3:00 PM
AVERAGE 50
......................................................
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 69 89 1985
MINIMUM TEMPERATURE (F) 45 29 1983
SUNRISE AND SUNSET
APRIL 21 2023.........SUNRISE 6:25 AM EDT SUNSET 7:53 PM EDT
APRIL 22 2023.........SUNRISE 6:24 AM EDT SUNSET 7:54 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