368
CDUS41 KGYX 210538
CLIPWM
CLIMATE REPORT
NATIONAL WEATHER SERVICE GRAY ME
138 AM EDT SUN SEP 21 2025
...............................
..THE PORTLAND ME CLIMATE SUMMARY FOR SEPTEMBER 20 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 66 12:21 PM 87 1985 70 -4 67
MINIMUM 44 11:28 PM 27 1964 51 -7 58
AVERAGE 55 60 -5 63
PRECIPITATION (IN)
YESTERDAY 0.00 2.04 1987 0.13 -0.13 0.14
MONTH TO DATE 0.86 2.39 -1.53 0.15
SINCE SEP 1 0.86 2.39 -1.53 0.15
SINCE JAN 1 26.85 32.74 -5.89 35.91
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 0.0 0.0 0.0 0.0
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 10 6 4 2
MONTH TO DATE 62 69 -7 41
SINCE SEP 1 62 69 -7 41
SINCE JUL 1 93 95 -2 59
COOLING
YESTERDAY 0 1 -1 0
MONTH TO DATE 13 37 -24 21
SINCE SEP 1 13 37 -24 21
SINCE JAN 1 419 438 -19 517
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 1 RESULTANT WIND DIRECTION SE (150)
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION S (160)
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION S (170)
AVERAGE WIND SPEED 5.0
SKY COVER
AVERAGE SKY COVER 0.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 11:00 PM
LOWEST 34 12:00 PM
AVERAGE 64
......................................................
THE PORTLAND ME CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 69 91 1978
MINIMUM TEMPERATURE (F) 50 30 1956
1962
1964
SUNRISE AND SUNSET
SEPTEMBER 21 2025.....SUNRISE 6:28 AM EDT SUNSET 6:40 PM EDT
SEPTEMBER 22 2025.....SUNRISE 6:29 AM EDT SUNSET 6:38 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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