Climatological Report (Daily)
Issued by NWS Sterling, VA
Issued by NWS Sterling, VA
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572
CDUS41 KLWX 312130
CLIDCA
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
530 PM EDT SUN AUG 31 2025
...................................
...THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR AUGUST 31 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 81 3:10 PM 100 1932 86 -5 82
1953
MINIMUM 58 6:04 AM 49 1934 69 -11 72
AVERAGE 70 77 -7 77
PRECIPITATION (IN)
TODAY 0.00 1.98 1940 0.10 -0.10 0.01
MONTH TO DATE 0.20 3.25 -3.05 4.58
SINCE JUN 1 9.22 11.78 -2.56 10.55
SINCE JAN 1 27.26 27.91 -0.65 29.09
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 5 12 -7 12
MONTH TO DATE 342 446 -104 451
SINCE JUN 1 1264 1285 -21 1490
SINCE JAN 1 1465 1452 13 1715
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION E (70)
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION NE (40)
AVERAGE WIND SPEED 5.2
SKY COVER
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 84 5:00 AM
LOWEST 30 3:00 PM
AVERAGE 57
..........................................................
THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 85 99 1953
1980
MINIMUM TEMPERATURE (F) 69 50 1890
SUNRISE AND SUNSET
AUGUST 31 2025........SUNRISE 6:36 AM EDT SUNSET 7:39 PM EDT
SEPTEMBER 1 2025.....SUNRISE 6:37 AM EDT SUNSET 7:38 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$