Climatological Report (Daily)
Issued by NWS Portland, ME
Issued by NWS Portland, ME
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CDUS41 KGYX 182048
CLIPWM
CLIMATE REPORT
NATIONAL WEATHER SERVICE GRAY ME
448 PM EDT FRI SEP 18 2026
...................................
...THE PORTLAND ME CLIMATE SUMMARY FOR SEPTEMBER 18 2026...
VALID TODAY AS OF 0400 PM LOCAL TIME.
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)
TODAY
MAXIMUM 77 2:43 PM 90 1955 70 7 74
MINIMUM 61 5:57 AM 32 1950 51 10 56
1961
AVERAGE 69 61 8 65
PRECIPITATION (IN)
TODAY 0.01 2.29 2023 0.13 -0.12 0.00
MONTH TO DATE 1.57 2.12 -0.55 0.86
SINCE SEP 1 1.57 2.12 -0.55 0.86
SINCE JAN 1 28.31 32.47 -4.16 26.85
SNOWFALL (IN)
TODAY MM 0.0 2000 0.0 MM 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 MM
DEGREE DAYS
HEATING
TODAY 0 5 -5 0
MONTH TO DATE 40 57 -17 52
SINCE SEP 1 40 57 -17 52
SINCE JUL 1 46 83 -37 83
COOLING
TODAY 4 1 3 0
MONTH TO DATE 27 35 -8 13
SINCE SEP 1 27 35 -8 13
SINCE JAN 1 521 436 85 419
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION N (350)
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION W (290)
AVERAGE WIND SPEED 8.6
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 12:00 AM
LOWEST 43 3:00 PM
AVERAGE 72
..........................................................
THE PORTLAND ME CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 70 87 1946
1983
MINIMUM TEMPERATURE (F) 51 31 1956
1964
SUNRISE AND SUNSET
SEPTEMBER 18 2026.....SUNRISE 6:24 AM EDT SUNSET 6:46 PM EDT
SEPTEMBER 19 2026.....SUNRISE 6:25 AM EDT SUNSET 6:44 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$