Climatological Report (Daily)
Issued by NWS Portland, ME

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418
CDUS41 KGYX 110638
CLIPWM

CLIMATE REPORT
NATIONAL WEATHER SERVICE GRAY ME
238 AM EDT FRI SEP 11 2026

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

...THE PORTLAND ME CLIMATE SUMMARY FOR SEPTEMBER 10 2026...

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)
 YESTERDAY
  MAXIMUM         85   2:47 PM  89    2002  73     12       68
  MINIMUM         65  11:59 PM  37    1953  54     11       45
  AVERAGE         75                        64     11       57

PRECIPITATION (IN)
  YESTERDAY        0.27          3.00 1999   0.11   0.16     0.00
  MONTH TO DATE    0.48                      1.11  -0.63     0.86
  SINCE SEP 1      0.48                      1.11  -0.63     0.86
  SINCE JAN 1     27.22                     31.46  -4.24    26.85

SNOWFALL (IN)
  YESTERDAY        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 SEP 1      0.0                       0.0    0.0      0.0
  SINCE JUL 1      T                         0.0    0.0      0.0
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY        0                         3     -3        8
  MONTH TO DATE   12                        23    -11       32
  SINCE SEP 1     12                        23    -11       32
  SINCE JUL 1     18                        49    -31       63

 COOLING
  YESTERDAY       10                         2      8        0
  MONTH TO DATE   23                        24     -1       13
  SINCE SEP 1     23                        24     -1       13
  SINCE JAN 1    517                       425     92      419
...................................................................


WIND (MPH)
  RESULTANT WIND SPEED  10   RESULTANT WIND DIRECTION   W (260)
  HIGHEST WIND SPEED    25   HIGHEST WIND DIRECTION     W (260)
  HIGHEST GUST SPEED    37   HIGHEST GUST DIRECTION    SW (230)
  AVERAGE WIND SPEED    11.3


SKY COVER
  AVERAGE SKY COVER 0.5


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  HEAVY RAIN
  RAIN
  LIGHT RAIN
  FOG


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    97           1:00 AM
 LOWEST     33           4:00 PM
 AVERAGE    65

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


THE PORTLAND ME CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   73        95      1983
 MINIMUM TEMPERATURE (F)   54        35      1963


SUNRISE AND SUNSET
SEPTEMBER 11 2026.....SUNRISE   6:16 AM EDT   SUNSET   6:59 PM EDT
SEPTEMBER 12 2026.....SUNRISE   6:17 AM EDT   SUNSET   6:57 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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