947
CDUS41 KLWX 170623
CLIDCA
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
223 AM EDT MON AUG 17 2026
...............................
..THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR AUGUST 16 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 81 5:19 PM 102 1997 88 -7 92
MINIMUM 72 12:13 PM 54 1921 71 1 77
AVERAGE 77 80 -3 85
PRECIPITATION (IN)
YESTERDAY 0.32 1.97 1872 0.10 0.22 0.00
MONTH TO DATE 3.48 1.68 1.80 0.03
SINCE JUN 1 8.74 10.21 -1.47 9.05
SINCE JAN 1 20.77 26.34 -5.57 27.09
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 12 15 -3 20
MONTH TO DATE 268 246 22 206
SINCE JUN 1 1180 1085 95 1128
SINCE JAN 1 1404 1252 152 1329
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WIND (MPH)
HIGHEST WIND SPEED 26 HIGHEST WIND DIRECTION S (180)
HIGHEST GUST SPEED 36 HIGHEST GUST DIRECTION S (180)
AVERAGE WIND SPEED 10.1
SKY COVER
AVERAGE SKY COVER 0.9
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
THUNDERSTORM
HEAVY RAIN
RAIN
LIGHT RAIN
FOG
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 90 8:00 PM
LOWEST 69 11:00 AM
AVERAGE 80
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THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 88 105 1997
MINIMUM TEMPERATURE (F) 71 51 1902
SUNRISE AND SUNSET
AUGUST 17 2026........SUNRISE 6:24 AM EDT SUNSET 8:00 PM EDT
AUGUST 18 2026........SUNRISE 6:25 AM EDT SUNSET 7:59 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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