053
CDUS41 KLWX 172123
CLIDCA
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
523 PM EDT SUN MAY 17 2026
...............................
..THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR MAY 17 2026
VALID TODAY AS OF 0500 PM LOCAL TIME.
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1871 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
TODAY
MAXIMUM 89 3:59 PM 92 1877 77 12 87
1896
1974
MINIMUM 64 5:40 AM 40 1875 58 6 66
1895
1956
AVERAGE 77 67 10 77
PRECIPITATION (IN)
TODAY T 1.24 1947 0.13 -0.13 T
MONTH TO DATE 0.93 2.14 -1.21 4.75
SINCE MAR 1 4.38 8.85 -4.47 10.27
SINCE JAN 1 10.11 14.33 -4.22 15.06
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 1.0 2.0 -1.0 0.0
SINCE JUL 1 10.6 13.7 -3.1 14.9
SNOW DEPTH 0
DEGREE DAYS
HEATING
TODAY 0 2 -2 0
MONTH TO DATE 65 45 20 9
SINCE MAR 1 625 825 -200 521
SINCE JUL 1 3844 3748 96 3261
COOLING
TODAY 12 4 8 12
MONTH TO DATE 35 51 -16 92
SINCE MAR 1 137 86 51 184
SINCE JAN 1 137 86 51 184
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION W (290)
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION N (350)
AVERAGE WIND SPEED 4.7
SKY COVER
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 87 6:00 AM
LOWEST 36 4:00 PM
AVERAGE 62
......................................................
THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 77 96 1877
MINIMUM TEMPERATURE (F) 59 40 1973
SUNRISE AND SUNSET
MAY 17 2026...........SUNRISE 5:54 AM EDT SUNSET 8:16 PM EDT
MAY 18 2026...........SUNRISE 5:53 AM EDT SUNSET 8:16 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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