Climatological Report (Daily)
Issued by NWS Sterling, VA

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CDUS41 KLWX 232122
CLIIAD

CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
522 PM EDT THU MAY 23 2024

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

...THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR MAY 23 2024...
VALID TODAY AS OF 0500 PM LOCAL TIME.

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)
 TODAY
  MAXIMUM         87   3:01 PM  92    1964  77     10       75
                                      2021
  MINIMUM         70   6:15 AM  39    1971  55     15       53
                                      1990
                                      2002
  AVERAGE         79                        66     13       64

PRECIPITATION (IN)
  TODAY            0.05          2.40 2010   0.16  -0.11     0.00
  MONTH TO DATE    3.21                      3.48  -0.27     1.04
  SINCE MAR 1      8.84                     10.45  -1.61     5.91
  SINCE JAN 1     16.29                     16.00   0.29     9.54

SNOWFALL (IN)
  TODAY            0.0          MM      MM   0.0    0.0      0.0
  MONTH TO DATE    0.0                       0.0    0.0      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
  TODAY            0                         3     -3        1
  MONTH TO DATE   47                        99    -52       96
  SINCE MAR 1    726                      1066   -340      879
  SINCE JUL 1   3690                      4576   -886     3843

 COOLING
  TODAY           14                         4     10        0
  MONTH TO DATE   83                        51     32       19
  SINCE MAR 1    127                        73     54       64
  SINCE JAN 1    130                        73     57       64
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED    12   HIGHEST WIND DIRECTION     W (290)
  HIGHEST GUST SPEED    17   HIGHEST GUST DIRECTION     W (290)
  AVERAGE WIND SPEED     5.1


SKY COVER
  AVERAGE SKY COVER 0.8


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    84           6:00 AM
 LOWEST     48           1:00 PM
 AVERAGE    66

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


THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   77        90      1964
 MINIMUM TEMPERATURE (F)   55        36      1963


SUNRISE AND SUNSET
MAY 23 2024...........SUNRISE   5:51 AM EDT   SUNSET   8:23 PM EDT
MAY 24 2024...........SUNRISE   5:50 AM EDT   SUNSET   8:24 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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