Chebeague Island, ME climate
Chebeague Island has cold, snowy winters and pleasant summers, with plenty of rain. A typical July afternoon reaches 78°, a January night drops to 14°, and about 84 inches of snow falls in a normal winter.
NOAA 1991-2020 climate normals Updated once a decadeWhat a year in Chebeague Island feels like
Winter
Spring
Summer
Fall
Chebeague Island weather by month
Average highs, lows, rain and snow for every month, from NOAA’s 1991–2020 normals.
| Month | High | Low | Rain + melt | Snow | Wet days | Snow on ground | 30-yr range |
|---|---|---|---|---|---|---|---|
| January | 31° | 14° | 3.5" | 20.6" | 11 | 29 | 13° – 30° |
| February | 34° | 16° | 3.4" | 20.4" | 10 | 27 | 12° – 32° |
| March | 41° | 25° | 4.1" | 16.2" | 11 | 21 | 25° – 40° |
| April | 53° | 34° | 4.4" | 4.7" | 12 | 5 | 40° – 48° |
| May | 63° | 45° | 3.7" | 0 | 14 | 0 | 49° – 59° |
| June | 73° | 54° | 4.4" | 0 | 13 | 0 | 60° – 67° |
| July | 78° | 60° | 3.5" | 0 | 12 | 0 | 65° – 72° |
| August | 78° | 59° | 3.5" | 0 | 11 | 0 | 66° – 71° |
| September | 70° | 52° | 4.0" | 0 | 10 | 0 | 57° – 65° |
| October | 58° | 41° | 5.2" | 0.6" | 12 | 0 | 46° – 57° |
| November | 47° | 31° | 4.5" | 3.8" | 11 | 3 | 34° – 44° |
| December | 37° | 22° | 4.5" | 17.7" | 13 | 17 | 22° – 37° |
| Year | 55° | 38° | 48.6" | 84.0" | 140 | 101 |
“Wet days” have at least 0.01" of rain or melted snow. “Snow on ground” counts days with 1" or more. The 30-year range is the coldest and warmest that month’s average temperature got between 1991 and 2020.
Rain and snow in Chebeague Island
Chebeague Island gets 49 inches of rain and melted snow a year. October is the wettest month and February the driest. Rain or snow falls on about 140 days a year. Snow covers the ground about 101 days of the year.
About 172 frost-free days a year
In half of years the last 32° night comes by April 28 and the first one by October 19. That leaves about 172 frost-free days for gardens, shorter than 58% of U.S. towns.
Heating and cooling a home in Chebeague Island
Engineers use “degree days” to estimate how hard a furnace or air conditioner works. In Chebeague Island, 95% of that work is heating and 5% is cooling, so the furnace matters far more than the air conditioner.
Degree days measure how far each day’s average temperature falls below or rises above 65°, added up over a year. Source: NOAA station normals.
Chebeague Island and its neighbors
Chebeague Island borders 5 towns with climate data. January nights across them vary by 2.5°. Cumberland has both the coldest January nights (13°) and the hottest July afternoons (80°). Chebeague Island’s January low is 14° and its July high 78°.
Temperatures and rain come from NOAA’s 5 km grid, so each town gets its own value.
How Chebeague Island compares
Compared with every U.S. town and city on TownTapestry, each counted once.
Warmer than it used to be
The last 30 years in Chebeague Island averaged 1.8° warmer than the 1900s. The biggest change is in December (+3.6°). The shift is larger than in 88% of U.S. towns.
Change by month1991–2020 average minus 1901–2000 average, at Chebeague Island’s spot on NOAA’s grid
How much a month can swing
A normal is an average, and real years wander around it. February swings the most: between 1991 and 2020 its average temperature ranged from 12° to 32°. August is the most reliable, staying within 5°.
Common questions about Chebeague Island’s climate
What is the coldest month in Chebeague Island?
January, with a typical high of 31° and a low of 14°.
What is the hottest month in Chebeague Island?
July, with a typical high of 78° and a low of 60°. About 5 days a year reach 90°.
How much snow does Chebeague Island get?
About 84 inches in a normal winter, most of it in January.
When is the first frost in Chebeague Island?
In half of years the first 32° night comes by October 19, and the last spring frost by April 28.
What is the rainiest month in Chebeague Island?
October, with 5.2 inches of rain and melted snow. The year totals 49 inches.
Temperatures and rainfall come from NOAA’s gridded climate normals for Chebeague Island itself (about a 3-mile square). Snow, frost dates and day counts come from NOAA’s weather station at Gray, ME (14 mi) away. Normals are 30-year averages, not a forecast. Source: NOAA NCEI U.S. Climate Normals, 1991–2020 and 1901–2000.