Climatological Report (Daily)
Issued by NWS Sterling, VA

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317
CDUS41 KLWX 200722
CLIIAD

CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
222 AM EST THU NOV 20 2025

...................................

...THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR NOVEMBER 19 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         45   4:24 PM  76    1985  55    -10       60
  MINIMUM         41  12:53 AM  13    2014  35      6       45
  AVERAGE         43                        45     -2       53

PRECIPITATION (IN)
  YESTERDAY        0.09          1.93 2003   0.10  -0.01      T
  MONTH TO DATE    0.63                      1.99  -1.36     0.57
  SINCE SEP 1      3.98                      9.58  -5.60     3.97
  SINCE JAN 1     28.62                     38.80 -10.18    29.75

SNOWFALL (IN)
  YESTERDAY        0.0           T    1969   0.0    0.0      0.0
                                      1984
                                      2016
  MONTH TO DATE    0.0                       0.1   -0.1      0.0
  SINCE SEP 1      0.0                       0.1   -0.1      0.0
  SINCE JUL 1      0.0                       0.1   -0.1      0.0
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY       22                        20      2       12
  MONTH TO DATE  312                       328    -16      207
  SINCE SEP 1    570                       657    -87      443
  SINCE JUL 1    572                       658    -86      445

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0       16
  SINCE SEP 1    182                       174      8      172
  SINCE JAN 1   1330                      1230    100     1586
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED    15   HIGHEST WIND DIRECTION     N (360)
  HIGHEST GUST SPEED    20   HIGHEST GUST DIRECTION     N (340)
  AVERAGE WIND SPEED     6.9


SKY COVER
  AVERAGE SKY COVER 1.0


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  LIGHT RAIN
  FOG


RELATIVE HUMIDITY (PERCENT)
 HIGHEST   100           4:00 AM
 LOWEST     76           6:00 PM
 AVERAGE    88

..........................................................


THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   55        79      1985
 MINIMUM TEMPERATURE (F)   34        18      1980


SUNRISE AND SUNSET
NOVEMBER 20 2025......SUNRISE   6:58 AM EST   SUNSET   4:52 PM EST
NOVEMBER 21 2025......SUNRISE   6:59 AM EST   SUNSET   4:52 PM EST


-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.




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