Climatological Report (Daily)
Issued by NWS Sterling, VA

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CLIIAD

CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
534 PM EDT FRI MAY 31 2024

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

...THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR MAY 31 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         76   3:59 PM  94    1991  79     -3       80
                                      2011
                                      2022
  MINIMUM         50   5:14 AM  37    1984  57     -7       48
  AVERAGE         63                        68     -5       64

PRECIPITATION (IN)
  TODAY            0.00          2.35 2018   0.15  -0.15     0.00
  MONTH TO DATE    4.22                      4.72  -0.50     1.48
  SINCE MAR 1      9.85                     11.69  -1.84     6.35
  SINCE JAN 1     17.30                     17.24   0.06     9.98

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            2                         2      0        1
  MONTH TO DATE   49                       116    -67      110
  SINCE MAR 1    728                      1083   -355      893
  SINCE JUL 1   3692                      4593   -901     3857

 COOLING
  TODAY            0                         5     -5        0
  MONTH TO DATE  136                        84     52       29
  SINCE MAR 1    180                       106     74       74
  SINCE JAN 1    183                       106     77       74
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED    16   HIGHEST WIND DIRECTION    NW (320)
  HIGHEST GUST SPEED    23   HIGHEST GUST DIRECTION     N (350)
  AVERAGE WIND SPEED     8.2


SKY COVER
  AVERAGE SKY COVER 0.1


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    71           5:00 AM
 LOWEST     27           4:00 PM
 AVERAGE    49

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


THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   79        95      2011
 MINIMUM TEMPERATURE (F)   58        39      1984


SUNRISE AND SUNSET
MAY 31 2024...........SUNRISE   5:46 AM EDT   SUNSET   8:29 PM EDT
JUNE  1 2024..........SUNRISE   5:46 AM EDT   SUNSET   8:30 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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