Climatological Report (Daily)
Issued by NWS Sterling, VA
Issued by NWS Sterling, VA
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CDUS41 KLWX 132127
CLIDCA
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
527 PM EDT WED AUG 13 2025
...................................
...THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR AUGUST 13 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 89 1:34 PM 101 1881 88 1 86
2016
MINIMUM 77 6:09 AM 55 1902 72 5 69
1930
AVERAGE 83 80 3 78
PRECIPITATION (IN)
TODAY 0.01 1.73 1896 0.10 -0.09 0.00
MONTH TO DATE 0.01 1.39 -1.38 3.45
SINCE JUN 1 9.03 9.92 -0.89 9.42
SINCE JAN 1 27.07 26.05 1.02 27.96
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 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
TODAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE JUN 1 8 4 4 0
SINCE JUL 1 0 0 0 0
COOLING
TODAY 18 15 3 13
MONTH TO DATE 149 201 -52 225
SINCE JUN 1 1071 1040 31 1264
SINCE JAN 1 1272 1207 65 1489
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION S (170)
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION S (180)
AVERAGE WIND SPEED 7.9
SKY COVER
AVERAGE SKY COVER 0.8
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
THUNDERSTORM
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 94 4:00 AM
LOWEST 68 1:00 PM
AVERAGE 81
..........................................................
THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 88 100 1943
2016
MINIMUM TEMPERATURE (F) 71 55 1893
1941
SUNRISE AND SUNSET
AUGUST 13 2025........SUNRISE 6:20 AM EDT SUNSET 8:05 PM EDT
AUGUST 14 2025........SUNRISE 6:21 AM EDT SUNSET 8:04 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$