830
CDUS41 KLWX 112126
CLIDCA
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
526 PM EDT MON MAY 11 2026
...............................
..THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR MAY 11 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 64 12:26 AM 94 1896 75 -11 80
1911
MINIMUM 50 10:34 AM 33 1906 57 -7 56
AVERAGE 57 66 -9 68
PRECIPITATION (IN)
TODAY 0.18 2.63 2008 0.12 0.06 0.00
MONTH TO DATE 0.48 1.37 -0.89 2.21
SINCE MAR 1 3.93 8.08 -4.15 7.73
SINCE JAN 1 9.66 13.56 -3.90 12.52
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 8 2 6 0
MONTH TO DATE 50 33 17 9
SINCE MAR 1 610 813 -203 521
SINCE JUL 1 3829 3736 93 3261
COOLING
TODAY 0 3 -3 3
MONTH TO DATE 16 28 -12 51
SINCE MAR 1 118 63 55 143
SINCE JAN 1 118 63 55 143
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION N (360)
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION N (20)
AVERAGE WIND SPEED 6.2
SKY COVER
AVERAGE SKY COVER 0.9
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
RAIN
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 87 1:00 AM
LOWEST 45 4:00 AM
AVERAGE 66
......................................................
THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 76 93 1881
1914
MINIMUM TEMPERATURE (F) 57 37 1913
SUNRISE AND SUNSET
MAY 11 2026...........SUNRISE 5:59 AM EDT SUNSET 8:10 PM EDT
MAY 12 2026...........SUNRISE 5:58 AM EDT SUNSET 8:11 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