Climatological Report (Daily)
Issued by NWS Sterling, VA

Home | Current Version | Previous Version | Text Only | Print | Product List | Glossary On
Versions: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50
000
CDUS41 KLWX 260537
CLIIAD


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
134 AM EDT SAT MAY 26 2018


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

...THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR MAY 25 2018...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1960 TO 2018


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         86    401 PM  92    1991  77      9       73
  MINIMUM         56    406 AM  36    1967  54      2       55
  AVERAGE         71                        66      5       64

PRECIPITATION (IN)
  YESTERDAY        0.00          1.76 1997   0.16  -0.16     0.79
  MONTH TO DATE    6.50                      3.65   2.85     6.61
  SINCE MAR 1     11.84                     10.50   1.34    13.77
  SINCE JAN 1     18.23                     15.92   2.31    17.21

SNOWFALL (IN)
  YESTERDAY        0.0          MM      MM   0.0    0.0
  MONTH TO DATE    0.0                       0.0    0.0
  SINCE JUL 1     11.9                      22.0  -10.1
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY        0                         3     -3        1
  MONTH TO DATE   21                       118    -97      139
  SINCE MAR 1   1210                      1100    110      958
  SINCE JUL 1   4561                      4690   -129     3851

 COOLING
  YESTERDAY        6                         3      3        0
  MONTH TO DATE  113                        48     65       50
  SINCE MAR 1    128                        68     60      119
  SINCE JAN 1    133                        68     65      119
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    17   HIGHEST WIND DIRECTION     S (200)
  HIGHEST GUST SPEED    22   HIGHEST GUST DIRECTION     S (170)
  AVERAGE WIND SPEED     7.5


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.3


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    90           200 AM
 LOWEST     43           100 PM
 AVERAGE    67

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


THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   78        92      2007
 MINIMUM TEMPERATURE (F)   54        38      1967


SUNRISE AND SUNSET
MAY 26 2018...........SUNRISE   549 AM EDT   SUNSET   825 PM EDT
MAY 27 2018...........SUNRISE   549 AM EDT   SUNSET   826 PM EDT


-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.




$$



USA.gov is the U.S. government's official web portal to all federal, state and local government web resources and services.