426
CDUS41 KLWX 072121
CLIDCA
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
521 PM EDT SUN SEP 07 2025
...............................
..THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR SEPTEMBER 7 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 78 3:40 PM 104 1881 84 -6 77
MINIMUM 62 8:16 AM 46 1924 67 -5 62
AVERAGE 70 75 -5 70
PRECIPITATION (IN)
TODAY 0.61 3.78 1934 0.13 0.48 0.01
MONTH TO DATE 2.30 0.89 1.41 0.02
SINCE SEP 1 2.30 0.89 1.41 0.02
SINCE JAN 1 29.56 28.80 0.76 29.11
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 0 0 0
MONTH TO DATE 0 0 0 0
SINCE SEP 1 0 0 0 0
SINCE JUL 1 0 0 0 0
COOLING
TODAY 5 10 -5 5
MONTH TO DATE 60 79 -19 49
SINCE SEP 1 60 79 -19 49
SINCE JAN 1 1525 1531 -6 1764
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION NW (320)
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION N (340)
AVERAGE WIND SPEED 9.1
SKY COVER
AVERAGE SKY COVER 0.9
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
HEAVY RAIN
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 1:00 AM
LOWEST 36 4:00 PM
AVERAGE 65
......................................................
THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 83 100 1939
MINIMUM TEMPERATURE (F) 67 52 1988
SUNRISE AND SUNSET
SEPTEMBER 7 2025.....SUNRISE 6:43 AM EDT SUNSET 7:29 PM EDT
SEPTEMBER 8 2025.....SUNRISE 6:44 AM EDT SUNSET 7:27 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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