Climatological Report (Daily)
Issued by NWS Portland, ME

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558
CDUS41 KGYX 290810
CLIPWM

CLIMATE REPORT
NATIONAL WEATHER SERVICE GRAY ME
410 AM EDT TUE SEP 29 2026

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

...THE PORTLAND ME CLIMATE SUMMARY FOR SEPTEMBER 28 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         56   3:59 PM  85    2025  66    -10       85
  MINIMUM         54   7:31 PM  26    1965  47      7       61
  AVERAGE         55                        57     -2       73

PRECIPITATION (IN)
  YESTERDAY        1.09          1.50 1909   0.14   0.95     0.00
  MONTH TO DATE    5.05                      3.47   1.58     1.88
  SINCE SEP 1      5.05                      3.47   1.58     1.88
  SINCE JAN 1     31.79                     33.82  -2.03    27.87

SNOWFALL (IN)
  YESTERDAY        0.0           T    1914   0.0    0.0      0.0
                                      1928
  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       10                         9      1        0
  MONTH TO DATE  134                       129      5       91
  SINCE SEP 1    134                       129      5       91
  SINCE JUL 1    140                       155    -15      122

 COOLING
  YESTERDAY        0                         0      0        8
  MONTH TO DATE   24                        42    -18       27
  SINCE SEP 1     24                        42    -18       27
  SINCE JAN 1    518                       443     75      433
...................................................................


WIND (MPH)
  RESULTANT WIND SPEED   9   RESULTANT WIND DIRECTION  NE (30)
  HIGHEST WIND SPEED    15   HIGHEST WIND DIRECTION    NE (30)
  HIGHEST GUST SPEED    22   HIGHEST GUST DIRECTION    NE (40)
  AVERAGE WIND SPEED     9.8


SKY COVER
  AVERAGE SKY COVER 1.0


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    97          12:00 AM
 LOWEST     93           4:00 AM
 AVERAGE    95

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


THE PORTLAND ME CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   66        85      1945
 MINIMUM TEMPERATURE (F)   47        27      1947
                                             1957


SUNRISE AND SUNSET
SEPTEMBER 29 2026.....SUNRISE   6:36 AM EDT   SUNSET   6:26 PM EDT
SEPTEMBER 30 2026.....SUNRISE   6:38 AM EDT   SUNSET   6:24 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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