Climatological Report (Daily)
Issued by NWS Sterling, VA
Issued by NWS Sterling, VA
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CDUS41 KLWX 130622
CLIIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
222 AM EDT MON OCT 13 2025
...................................
...THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR OCTOBER 12 2025...
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1960 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...................................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 67 1:03 PM 83 1995 69 -2 81
2010
MINIMUM 57 11:59 PM 25 1964 47 10 43
AVERAGE 62 58 4 62
PRECIPITATION (IN)
YESTERDAY 0.13 0.78 1990 0.11 0.02 0.00
MONTH TO DATE 0.29 1.47 -1.18 0.13
SINCE SEP 1 1.51 5.41 -3.90 3.40
SINCE JAN 1 26.15 34.63 -8.48 29.18
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 3 8 -5 3
MONTH TO DATE 48 74 -26 42
SINCE SEP 1 55 119 -64 54
SINCE JUL 1 57 120 -63 56
COOLING
YESTERDAY 0 1 -1 0
MONTH TO DATE 12 17 -5 14
SINCE SEP 1 182 169 13 151
SINCE JAN 1 1330 1225 105 1565
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION NE (40)
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION NE (60)
AVERAGE WIND SPEED 13.1
SKY COVER
AVERAGE SKY COVER 1.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 97 4:00 AM
LOWEST 63 3:00 PM
AVERAGE 80
..........................................................
THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 69 84 1989
MINIMUM TEMPERATURE (F) 46 30 1987
1988
2012
SUNRISE AND SUNSET
OCTOBER 13 2025.......SUNRISE 7:18 AM EDT SUNSET 6:34 PM EDT
OCTOBER 14 2025.......SUNRISE 7:19 AM EDT SUNSET 6:32 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$