322
CDUS41 KLWX 290531
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
131 AM EDT SAT APR 29 2023
...............................
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR APRIL 28 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 58 2:06 AM 88 1983 71 -13 60
1990
2021
MINIMUM 52 11:59 PM 32 1972 48 4 37
1993
AVERAGE 55 59 -4 49
PRECIPITATION (IN)
YESTERDAY 1.41 1.68 2002 0.13 1.28 0.00
MONTH TO DATE 2.24 3.21 -0.97 2.25
SINCE MAR 1 3.81 6.71 -2.90 4.17
SINCE JAN 1 7.44 12.26 -4.82 10.37
SNOWFALL (IN)
YESTERDAY 0.0 0.0 2001 0.0 0.0 0.0
2002
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 10 7 3 16
MONTH TO DATE 201 307 -106 316
SINCE MAR 1 771 954 -183 839
SINCE JUL 1 3725 4464 -739 3913
COOLING
YESTERDAY 0 1 -1 0
MONTH TO DATE 44 17 27 11
SINCE MAR 1 45 19 26 14
SINCE JAN 1 45 19 26 14
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION NE (60)
HIGHEST GUST SPEED 33 HIGHEST GUST DIRECTION E (70)
AVERAGE WIND SPEED 11.8
SKY COVER
AVERAGE SKY COVER 1.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
RAIN
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 97 11:00 PM
LOWEST 81 2:00 AM
AVERAGE 89
......................................................
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 71 89 2017
MINIMUM TEMPERATURE (F) 48 32 1987
SUNRISE AND SUNSET
APRIL 29 2023.........SUNRISE 6:15 AM EDT SUNSET 8:00 PM EDT
APRIL 30 2023.........SUNRISE 6:13 AM EDT SUNSET 8:01 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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