Climatological Report (Daily)
Issued by NWS Sterling, VA

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CDUS41 KLWX 250521
CLIIAD

CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
121 AM EDT THU APR 25 2024

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

...THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR APRIL 24 2024...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1960 TO 2024


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
...................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         75   2:47 PM  85    1990  70      5       61
                                      1994
                                      2011
  MINIMUM         57  11:59 PM  30    1989  46     11       41
  AVERAGE         66                        58      8       51

PRECIPITATION (IN)
  YESTERDAY        T             1.25 1983   0.12  -0.12     0.00
  MONTH TO DATE    1.45                      2.70  -1.25     0.81
  SINCE MAR 1      5.34                      6.20  -0.86     2.38
  SINCE JAN 1     12.79                     11.75   1.04     6.01

SNOWFALL (IN)
  YESTERDAY        0.0          MM      MM   0.0    0.0      0.0
  MONTH TO DATE    T                         0.1   -0.1      0.0
  SINCE MAR 1      T                         4.0   -4.0       T
  SINCE JUL 1     11.7                      21.0   -9.3      0.4
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY        0                         8     -8       14
  MONTH TO DATE  184                       278    -94      159
  SINCE MAR 1    648                       925   -277      729
  SINCE JUL 1   3612                      4435   -823     3693

 COOLING
  YESTERDAY        1                         1      0        0
  MONTH TO DATE   20                        13      7       44
  SINCE MAR 1     20                        15      5       45
  SINCE JAN 1     23                        15      8       45
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED    24   HIGHEST WIND DIRECTION    NW (310)
  HIGHEST GUST SPEED    35   HIGHEST GUST DIRECTION    NW (300)
  AVERAGE WIND SPEED    10.4


SKY COVER
  AVERAGE SKY COVER 0.6


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  LIGHT RAIN


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    59           6:00 AM
 LOWEST     26           4:00 PM
 AVERAGE    43

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


THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   70        93      1960
 MINIMUM TEMPERATURE (F)   46        29      1969


SUNRISE AND SUNSET
APRIL 25 2024.........SUNRISE   6:19 AM EDT   SUNSET   7:57 PM EDT
APRIL 26 2024.........SUNRISE   6:17 AM EDT   SUNSET   7:58 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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