409
CDUS41 KGYX 180927
CLIPWM
CLIMATE REPORT
NATIONAL WEATHER SERVICE GRAY ME
427 AM EST THU DEC 18 2025
...............................
..THE PORTLAND ME CLIMATE SUMMARY FOR DECEMBER 17 2025
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1941 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 41 10:14 PM 57 1984 38 3 56
MINIMUM 26 7:40 AM -12 1942 22 4 42
AVERAGE 34 30 4 49
PRECIPITATION (IN)
YESTERDAY 0.00 2.88 1973 0.15 -0.15 0.51
MONTH TO DATE 0.91 2.55 -1.64 4.00
SINCE DEC 1 0.91 2.55 -1.64 4.00
SINCE JAN 1 34.85 46.17 -11.32 46.37
SNOWFALL (IN)
YESTERDAY 0.0 22.3 1970 0.5 -0.5 0.0
MONTH TO DATE 6.9 6.5 0.4 5.2
SINCE DEC 1 6.9 6.5 0.4 5.2
SINCE JUL 1 6.9 9.0 -2.1 5.2
SNOW DEPTH 3
DEGREE DAYS
HEATING
YESTERDAY 31 35 -4 16
MONTH TO DATE 707 554 153 576
SINCE DEC 1 707 554 153 576
SINCE JUL 1 2013 1932 81 1771
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE DEC 1 0 0 0 0
SINCE JAN 1 440 446 -6 522
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 8 RESULTANT WIND DIRECTION SW (220)
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION SW (220)
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION SW (210)
AVERAGE WIND SPEED 8.6
SKY COVER
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 70 11:00 PM
LOWEST 55 3:00 PM
AVERAGE 63
......................................................
THE PORTLAND ME CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 38 59 2023
MINIMUM TEMPERATURE (F) 22 -9 1963
SUNRISE AND SUNSET
DECEMBER 18 2025......SUNRISE 7:10 AM EST SUNSET 4:06 PM EST
DECEMBER 19 2025......SUNRISE 7:11 AM EST SUNSET 4:06 PM EST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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