000
CDUS41 KLWX 190815
CLIIAD

CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
415 AM EDT FRI APR 19 2024

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

...THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR APRIL 18 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         79   3:07 PM  90    1976  68     11       73
  MINIMUM         53   5:59 AM  29    2018  44      9       42
  AVERAGE         66                        56     10       58

PRECIPITATION (IN)
  YESTERDAY        T             0.59 1978   0.11  -0.11     0.00
  MONTH TO DATE    1.43                      1.98  -0.55     0.36
  SINCE MAR 1      5.32                      5.48  -0.16     1.93
  SINCE JAN 1     12.77                     11.03   1.74     5.56

SNOWFALL (IN)
  YESTERDAY        0.0           T    2022   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                        10    -10        7
  MONTH TO DATE  134                       226    -92      122
  SINCE MAR 1    598                       873   -275      692
  SINCE JUL 1   3562                      4383   -821     3656

 COOLING
  YESTERDAY        1                         1      0        0
  MONTH TO DATE   19                         7     12       36
  SINCE MAR 1     19                         9     10       37
  SINCE JAN 1     22                         9     13       37
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED    21   HIGHEST WIND DIRECTION    NW (330)
  HIGHEST GUST SPEED    30   HIGHEST GUST DIRECTION     N (340)
  AVERAGE WIND SPEED     7.6


SKY COVER
  AVERAGE SKY COVER 0.5


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  LIGHT RAIN


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    90           4:00 AM
 LOWEST     36           2:00 PM
 AVERAGE    63

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


THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   68        91      2002
 MINIMUM TEMPERATURE (F)   44        27      1990
                                             2001


SUNRISE AND SUNSET
APRIL 19 2024.........SUNRISE   6:27 AM EDT   SUNSET   7:51 PM EDT
APRIL 20 2024.........SUNRISE   6:25 AM EDT   SUNSET   7:52 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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