739
CDUS41 KLWX 200623
CLIDCA
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
223 AM EDT THU AUG 20 2026
...............................
..THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR AUGUST 19 2026
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)
YESTERDAY
MAXIMUM 90 4:54 PM 98 2002 88 2 73
2019
MINIMUM 70 6:10 AM 53 1924 71 -1 66
AVERAGE 80 79 1 70
PRECIPITATION (IN)
YESTERDAY 0.00 3.74 1950 0.10 -0.10 0.06
MONTH TO DATE 3.48 1.98 1.50 0.11
SINCE JUN 1 8.74 10.51 -1.77 9.13
SINCE JAN 1 20.77 26.64 -5.87 27.17
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 JUN 1 0.0 0.0 0.0 0.0
SINCE JUL 1 0.0 0.0 0.0 0.0
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE JUN 1 0 4 -4 8
SINCE JUL 1 0 0 0 0
COOLING
YESTERDAY 15 14 1 5
MONTH TO DATE 319 288 31 240
SINCE JUN 1 1231 1127 104 1162
SINCE JAN 1 1455 1294 161 1363
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION W (260)
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION W (270)
AVERAGE WIND SPEED 5.8
SKY COVER
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 79 1:00 AM
LOWEST 39 12:00 PM
AVERAGE 59
......................................................
THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 88 101 1983
MINIMUM TEMPERATURE (F) 71 50 1896
SUNRISE AND SUNSET
AUGUST 20 2026........SUNRISE 6:26 AM EDT SUNSET 7:56 PM EDT
AUGUST 21 2026........SUNRISE 6:27 AM EDT SUNSET 7:54 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