Climatological Report (Daily)
Issued by NWS Sterling, VA

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269
CDUS41 KLWX 030625
CLIIAD

CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
225 AM EDT FRI OCT 03 2025

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

...THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR OCTOBER 2 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         73   2:12 PM  96    2019  73      0       71
  MINIMUM         44   5:31 AM  32    1997  51     -7       62
                                      1998
  AVERAGE         59                        62     -3       67

PRECIPITATION (IN)
  YESTERDAY        0.00          2.35 2012   0.13  -0.13     0.09
  MONTH TO DATE    0.00                      0.26  -0.26     0.13
  SINCE SEP 1      1.22                      4.20  -2.98     3.40
  SINCE JAN 1     25.86                     33.42  -7.56    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        6                         5      1        0
  MONTH TO DATE    9                         9      0        0
  SINCE SEP 1     16                        54    -38       12
  SINCE JUL 1     18                        55    -37       14

 COOLING
  YESTERDAY        0                         2     -2        2
  MONTH TO DATE    0                         4     -4        2
  SINCE SEP 1    170                       156     14      139
  SINCE JAN 1   1318                      1212    106     1553
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED    12   HIGHEST WIND DIRECTION     E (110)
  HIGHEST GUST SPEED    15   HIGHEST GUST DIRECTION    SE (130)
  AVERAGE WIND SPEED     4.2


SKY COVER
  AVERAGE SKY COVER 0.3


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  NO SIGNIFICANT WEATHER WAS OBSERVED.


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    97           6:00 AM
 LOWEST     44           4:00 PM
 AVERAGE    71

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


THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   73        86      2002
                                             2007
                                             2018
 MINIMUM TEMPERATURE (F)   51        30      1974
                                             2003


SUNRISE AND SUNSET
OCTOBER  3 2025.......SUNRISE   7:08 AM EDT   SUNSET   6:49 PM EDT
OCTOBER  4 2025.......SUNRISE   7:09 AM EDT   SUNSET   6:47 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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