674
CDUS41 KLWX 272129
CLIDCA
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
529 PM EDT SAT SEP 27 2025
...............................
...THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR SEPTEMBER 27 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 79 12:49 PM 95 1998 77 2 79
MINIMUM 69 6:16 AM 40 1879 60 9 74
AVERAGE 74 68 6 77
PRECIPITATION (IN)
TODAY 0.05 3.17 1985 0.13 -0.08 0.13
MONTH TO DATE 3.65 3.53 0.12 2.11
SINCE SEP 1 3.65 3.53 0.12 2.11
SINCE JAN 1 30.91 31.44 -0.53 31.20
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 SEP 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 1 -1 0
MONTH TO DATE 0 8 -8 0
SINCE SEP 1 0 8 -8 0
SINCE JUL 1 0 8 -8 0
COOLING
TODAY 9 5 4 12
MONTH TO DATE 202 226 -24 212
SINCE SEP 1 202 226 -24 212
SINCE JAN 1 1667 1678 -11 1927
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION E (70)
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION E (70)
AVERAGE WIND SPEED 4.6
SKY COVER
AVERAGE SKY COVER 0.9
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 87 3:00 AM
LOWEST 60 1:00 PM
AVERAGE 74
......................................................
THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 76 91 1886
MINIMUM TEMPERATURE (F) 60 42 1897
1918
1947
SUNRISE AND SUNSET
SEPTEMBER 27 2025.....SUNRISE 7:01 AM EDT SUNSET 6:57 PM EDT
SEPTEMBER 28 2025.....SUNRISE 7:02 AM EDT SUNSET 6:55 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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