877
CDUS41 KLWX 202129
CLIDCA
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
529 PM EDT TUE MAY 20 2025
...............................
..THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR MAY 20 2025
VALID TODAY AS OF 0500 PM LOCAL TIME.
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1871 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
TODAY
MAXIMUM 70 3:21 PM 96 1996 77 -7 81
MINIMUM 55 5:52 AM 42 2002 59 -4 60
AVERAGE 63 68 -5 71
PRECIPITATION (IN)
TODAY 0.00 2.63 2005 0.13 -0.13 0.00
MONTH TO DATE 4.75 2.53 2.22 3.27
SINCE MAR 1 10.27 9.24 1.03 10.22
SINCE JAN 1 15.06 14.72 0.34 17.51
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 MAR 1 0.0 2.0 -2.0 T
SINCE JUL 1 14.9 13.7 1.2 8.0
SNOW DEPTH 0
DEGREE DAYS
HEATING
TODAY 2 2 0 0
MONTH TO DATE 11 51 -40 33
SINCE MAR 1 523 831 -308 607
SINCE JUL 1 3263 3754 -491 3159
COOLING
TODAY 0 5 -5 6
MONTH TO DATE 104 65 39 75
SINCE MAR 1 196 100 96 123
SINCE JAN 1 196 100 96 124
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION N (10)
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION N (10)
AVERAGE WIND SPEED 9.3
SKY COVER
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 65 3:00 AM
LOWEST 34 4:00 PM
AVERAGE 50
......................................................
THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 78 95 1934
MINIMUM TEMPERATURE (F) 60 41 1907
SUNRISE AND SUNSET
MAY 20 2025...........SUNRISE 5:51 AM EDT SUNSET 8:18 PM EDT
MAY 21 2025...........SUNRISE 5:51 AM EDT SUNSET 8:19 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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