Climatological Report (Daily)
Issued by NWS Sterling, VA
Issued by NWS Sterling, VA
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CDUS41 KLWX 300625
CLIDCA
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
225 AM EDT SAT AUG 30 2025
...................................
...THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR AUGUST 29 2025...
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)
YESTERDAY
MAXIMUM 83 3:34 PM 98 1953 86 -3 93
1973
MINIMUM 65 5:56 AM 49 1986 69 -4 73
AVERAGE 74 78 -4 83
PRECIPITATION (IN)
YESTERDAY 0.00 2.84 1875 0.10 -0.10 0.77
MONTH TO DATE 0.20 3.04 -2.84 4.54
SINCE JUN 1 9.22 11.57 -2.35 10.51
SINCE JAN 1 27.26 27.70 -0.44 29.05
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 8 4 4 0
SINCE JUL 1 0 0 0 0
COOLING
YESTERDAY 9 13 -4 18
MONTH TO DATE 333 423 -90 430
SINCE JUN 1 1255 1262 -7 1469
SINCE JAN 1 1456 1429 27 1694
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION NW (320)
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION N (350)
AVERAGE WIND SPEED 8.4
SKY COVER
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 70 12:00 AM
LOWEST 28 5:00 PM
AVERAGE 49
..........................................................
THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 86 99 1953
MINIMUM TEMPERATURE (F) 69 50 1896
1986
SUNRISE AND SUNSET
AUGUST 30 2025........SUNRISE 6:36 AM EDT SUNSET 7:41 PM EDT
AUGUST 31 2025........SUNRISE 6:36 AM EDT SUNSET 7:39 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$