523
CDUS41 KLWX 310525
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
125 AM EDT FRI MAY 31 2024
...............................
..THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR MAY 30 2024
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1960 TO 2024
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 75 5:18 PM 95 1987 78 -3 78
1991
2006
MINIMUM 56 11:59 PM 38 1996 57 -1 59
AVERAGE 66 68 -2 69
PRECIPITATION (IN)
YESTERDAY T 2.65 1960 0.15 -0.15 0.06
MONTH TO DATE 4.22 4.57 -0.35 1.48
SINCE MAR 1 9.85 11.54 -1.69 6.35
SINCE JAN 1 17.30 17.09 0.21 9.98
SNOWFALL (IN)
YESTERDAY 0.0 MM MM 0.0 0.0 0.0
MONTH TO DATE 0.0 0.0 0.0 0.0
SINCE MAR 1 T 4.0 -4.0 T
SINCE JUL 1 11.7 21.0 -9.3 0.4
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 0 2 -2 0
MONTH TO DATE 47 114 -67 109
SINCE MAR 1 726 1081 -355 892
SINCE JUL 1 3690 4591 -901 3856
COOLING
YESTERDAY 1 4 -3 4
MONTH TO DATE 136 79 57 29
SINCE MAR 1 180 101 79 74
SINCE JAN 1 183 101 82 74
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WIND (MPH)
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION NW (300)
HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION NW (300)
AVERAGE WIND SPEED 8.9
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 1:00 AM
LOWEST 29 6:00 PM
AVERAGE 55
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THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 79 94 1991
2011
2022
MINIMUM TEMPERATURE (F) 57 37 1984
SUNRISE AND SUNSET
MAY 31 2024...........SUNRISE 5:46 AM EDT SUNSET 8:29 PM EDT
JUNE 1 2024..........SUNRISE 5:46 AM EDT SUNSET 8:30 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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