Climatological Report (Daily)
Issued by NWS Portland, ME

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767
CDUS41 KGYX 172048
CLIPWM

CLIMATE REPORT
NATIONAL WEATHER SERVICE GRAY ME
448 PM EDT SUN MAY 17 2026

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

...THE PORTLAND ME CLIMATE SUMMARY FOR MAY 17 2026...
VALID TODAY AS OF 0400 PM LOCAL TIME.

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1941 TO 2026


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
...................................................................
TEMPERATURE (F)
 TODAY
  MAXIMUM         84   2:09 PM  90    1977  65     19       55
  MINIMUM         61   4:51 AM  27    1957  46     15       51
  AVERAGE         73                        55     18       53

PRECIPITATION (IN)
  TODAY            0.00          4.78 1916   0.11  -0.11     0.19
  MONTH TO DATE    4.12                      2.01   2.11     4.56
  SINCE MAR 1     11.43                     10.50   0.93    13.55
  SINCE JAN 1     15.19                     17.54  -2.35    18.71

SNOWFALL (IN)
  TODAY            0.0           0.0  2000   0.0    0.0      0.0
                                      2001
                                      2002
  MONTH TO DATE    0.0                       0.0    0.0      0.0
  SINCE MAR 1     11.4                      16.4   -5.0      5.5
  SINCE JUL 1     63.7                      68.7   -5.0     54.1
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  TODAY            0                        10    -10       12
  MONTH TO DATE  215                       210      5      196
  SINCE MAR 1   1764                      1779    -15     1684
  SINCE JUL 1   6855                      6590    265     6459

 COOLING
  TODAY            8                         0      8        0
  MONTH TO DATE    8                         0      8        0
  SINCE MAR 1      8                         1      7        0
  SINCE JAN 1      8                         1      7        0
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED    20   HIGHEST WIND DIRECTION     W (280)
  HIGHEST GUST SPEED    30   HIGHEST GUST DIRECTION     W (260)
  AVERAGE WIND SPEED    10.2


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.4


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    72           3:00 AM
 LOWEST     29           2:00 PM
 AVERAGE    51

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


THE PORTLAND ME CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   65        93      2017
 MINIMUM TEMPERATURE (F)   46        30      2023


SUNRISE AND SUNSET
MAY 17 2026...........SUNRISE   5:14 AM EDT   SUNSET   8:02 PM EDT
MAY 18 2026...........SUNRISE   5:13 AM EDT   SUNSET   8:03 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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