Climatological Report (Daily)
Issued by NWS Sterling, VA
Issued by NWS Sterling, VA
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060
CDUS41 KLWX 290626
CLIDCA
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
226 AM EDT TUE SEP 29 2026
...................................
...THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR SEPTEMBER 28 2026...
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1871 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...................................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 71 3:30 PM 91 1886 76 -5 84
MINIMUM 61 12:17 AM 42 1897 60 1 67
1918
1947
AVERAGE 66 68 -2 76
PRECIPITATION (IN)
YESTERDAY 0.00 2.46 2004 0.13 -0.13 T
MONTH TO DATE 4.26 3.66 0.60 3.72
SINCE SEP 1 4.26 3.66 0.60 3.72
SINCE JAN 1 25.82 31.57 -5.75 30.98
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 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
YESTERDAY 0 2 -2 0
MONTH TO DATE 15 10 5 0
SINCE SEP 1 15 10 5 0
SINCE JUL 1 15 10 5 0
COOLING
YESTERDAY 1 4 -3 11
MONTH TO DATE 268 230 38 212
SINCE SEP 1 268 230 38 212
SINCE JAN 1 1877 1682 195 1677
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION NW (330)
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION NW (330)
AVERAGE WIND SPEED 9.8
SKY COVER
AVERAGE SKY COVER 0.9
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 86 4:00 AM
LOWEST 65 8:00 PM
AVERAGE 76
..........................................................
THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 76 93 1954
MINIMUM TEMPERATURE (F) 59 40 1942
SUNRISE AND SUNSET
SEPTEMBER 29 2026.....SUNRISE 7:02 AM EDT SUNSET 6:54 PM EDT
SEPTEMBER 30 2026.....SUNRISE 7:03 AM EDT SUNSET 6:52 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$