CDUS41 KLWX 010523
CLIIAD

CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
123 AM EDT TUE APR 01 2025

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

...THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR MARCH 31 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         83   1:42 PM  85    1998  61     22       67
  MINIMUM         57  11:59 PM  17    1964  38     19       42
  AVERAGE         70                        49     21       55

PRECIPITATION (IN)
  YESTERDAY        0.63          1.55 2017   0.12   0.51      T
  MONTH TO DATE    1.42                      3.50  -2.08     3.89
  SINCE MAR 1      1.42                      3.50  -2.08     3.89
  SINCE JAN 1      5.84                      9.05  -3.21    11.34

SNOWFALL (IN)
  YESTERDAY        0.0           1.7  1964   0.0    0.0      0.0
  MONTH TO DATE    0.0                       3.9   -3.9       T
  SINCE MAR 1      0.0                       3.9   -3.9       T
  SINCE JUL 1     15.5                      20.9   -5.4     11.7
  SNOW DEPTH      MM

DEGREE DAYS
 HEATING
  YESTERDAY        0                        16    -16       10
  MONTH TO DATE  450                       647   -197      464
  SINCE MAR 1    450                       647   -197      464
  SINCE JUL 1   3772                      4157   -385     3428

 COOLING
  YESTERDAY        5                         0      5        0
  MONTH TO DATE   17                         2     15        0
  SINCE MAR 1     17                         2     15        0
  SINCE JAN 1     17                         2     15        3
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED    29   HIGHEST WIND DIRECTION    NW (310)
  HIGHEST GUST SPEED    35   HIGHEST GUST DIRECTION    NW (310)
  AVERAGE WIND SPEED    13.5


SKY COVER
  AVERAGE SKY COVER 0.8


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    97          10:00 PM
 LOWEST     39           3:00 PM
 AVERAGE    68

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


THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   61        85      1978
 MINIMUM TEMPERATURE (F)   38        17      1969


SUNRISE AND SUNSET
APRIL  1 2025.........SUNRISE   6:54 AM EDT   SUNSET   7:34 PM EDT
APRIL  2 2025.........SUNRISE   6:52 AM EDT   SUNSET   7:35 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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