Climatological Report (Daily)
Issued by NWS Portland, ME
Issued by NWS Portland, ME
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CDUS41 KGYX 310905
CLIPWM
CLIMATE REPORT
NATIONAL WEATHER SERVICE GRAY ME
405 AM EST WED DEC 31 2025
...................................
...THE PORTLAND ME CLIMATE SUMMARY FOR DECEMBER 30 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 33 12:04 AM 55 1984 35 -2 50
MINIMUM 16 11:59 PM -16 1963 19 -3 35
AVERAGE 25 26 -1 43
PRECIPITATION (IN)
YESTERDAY T 2.07 1942 0.13 -0.13 0.70
MONTH TO DATE 3.97 4.36 -0.39 5.18
SINCE DEC 1 3.97 4.36 -0.39 5.18
SINCE JAN 1 37.91 47.98 -10.07 47.55
SNOWFALL (IN)
YESTERDAY T 10.7 2000 0.6 -0.6 0.0
MONTH TO DATE 12.5 14.0 -1.5 6.0
SINCE DEC 1 12.5 14.0 -1.5 6.0
SINCE JUL 1 12.5 16.5 -4.0 6.0
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 40 38 2 22
MONTH TO DATE 1202 1034 168 1068
SINCE DEC 1 1202 1034 168 1068
SINCE JUL 1 2508 2412 96 2263
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 17 RESULTANT WIND DIRECTION W (270)
HIGHEST WIND SPEED 31 HIGHEST WIND DIRECTION W (280)
HIGHEST GUST SPEED 45 HIGHEST GUST DIRECTION W (280)
AVERAGE WIND SPEED 16.8
SKY COVER
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT SNOW
RELATIVE HUMIDITY (PERCENT)
HIGHEST 71 4:00 AM
LOWEST 49 10:00 AM
AVERAGE 60
..........................................................
THE PORTLAND ME CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 34 53 1990
MINIMUM TEMPERATURE (F) 18 -21 1963
SUNRISE AND SUNSET
DECEMBER 31 2025......SUNRISE 7:15 AM EST SUNSET 4:14 PM EST
JANUARY 1 2026.......SUNRISE 7:15 AM EST SUNSET 4:15 PM EST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$