Matinicus Rock Light Station · Public domainMatinicus Isle plantation sits near the bottom of U.S. towns for July heat
Deep winter brings January lows near 16°. The seasons are far apart: from a winter night to a summer afternoon the average spans 58°. By precipitation alone, it ranks wetter than 83% of U.S. towns. Garden planting can start around April 27; autumn frost returns near October 25.
A year in Matinicus Isle plantation at a glance
Each month’s typical high and low, and what it brings.
What stands out about Matinicus Isle plantation’s climate
Compared with towns across the U.S., with Matinicus Isle plantation’s place in Maine beside it.
What a year in Matinicus Isle plantation feels like
Typical highs and lows by season and by month, from NOAA’s 30-year normals.
About 178 frost-free days a year
In half of years the last 32° night comes by April 27 and the first by October 25. Frost and day counts come from NOAA’s station at Tenants Harbor, ME, 18 miles from the town’s center, at about the same height.
The 2023 USDA map puts Matinicus Isle plantation’s center in zone 7a: the coldest night of a typical winter, averaged over 1991–2020, reaches about 2°. Plant labels use the zone; frost dates tell you when to plant.
Freezing nights by month
Average nights at or below 32°
About 53 inches of snow a winter
Snow, measured at Tenants Harbor, ME, is heaviest from January through February, about 15 inches a month. Precipitation (rain plus melted snow) adds up to 50 inches a year; October is the wettest month and July the driest. Rain or snow falls on about 136 days a year.
Rain + melted snow by month
Inches of water
Snowfall by month
Inches of snow
Heating and cooling a home in Matinicus Isle plantation
98% of the work is heating, so the furnace matters far more than the air conditioner. Months averaging under 55° run from October through May.
Degree days add up how far each day’s average falls below (heating) or rises above (cooling) 65° over a year. NOAA normals at Tenants Harbor, ME.
Living with Matinicus Isle plantation’s climate
What the numbers mean for a garden, a free afternoon and a bad-weather day.
178 frost-free days in zone 7a. The last frost comes by Apr 27 in half of years, so many gardeners wait a week or two past that to set out tomatoes. The first fall frost comes by Oct 25.
Months with highs of 62–84° and lows of 40° or more: June, July, August and September. 9.4 miles of trails are waiting.
Parks & trails →Normals are averages; the hazards page covers the extremes.
Natural hazards →Matinicus Isle plantation and its neighbors
Vinalhaven has the coldest January nights next door (15°, 1° colder) and Vinalhaven the hottest July afternoons (75°, 1° warmer). Differences under a degree are within what the 5 km grid can tell apart. Tap a town to see its climate.
Climates most like Matinicus Isle plantation’s, farther away
TownRatings’ own comparison of NOAA 1991–2020 normals, not a NOAA product: places of 5,000+ at least 150 miles away, one per state, closest on January low, July high, precipitation and snow.
| Town | Jan. low | July high | Precip. | Snow |
|---|---|---|---|---|
| Matinicus Isle plantation, ME | 16° | 74° | 50" | 53" |
| Corinth, NY | 9° | 77° | 51" | 60" |
| Hazleton, PA | 16° | 78° | 51" | 42" |
| Paxton, MA | 15° | 80° | 51" | 73" |
| New Ipswich, NH | 14° | 80° | 50" | 75" |
Temperatures and rain come from NOAA’s 5 km grid, so each town gets its own value. Snow and frost-free days come from the nearest weather station, so neighbors often share them.
Warmer than it used to be
The last 30 years in Matinicus Isle plantation averaged 1.6° warmer than the 1900s. The biggest change is in December (+3.4°).
A bigger shift than in 68% of U.S. towns.
Change by month
The two periods overlap (1991–2000 is in both), which makes the gap a little smaller than it would be between separate periods.
How Matinicus Isle plantation compares
Against 12,954 U.S. towns of 2,500 or more (one per 5 km climate cell), with Matinicus Isle plantation’s place among Maine’s.
Matinicus Isle plantation weather by month
Highs, lows and precipitation from NOAA’s grid at Matinicus Isle plantation’s center; snow, wet days and snow on the ground from Tenants Harbor, ME. 1991–2020 normals.
| Month | High | Low | Rain + melt | Snow | Wet days | Snow on ground | 30-yr range |
|---|---|---|---|---|---|---|---|
| January | 32° | 16° | 4.2" | 15.1" | 11 | 19 | 16° – 31° |
| February | 33° | 18° | 3.6" | 13.9" | 10 | 20 | 12° – 31° |
| March | 40° | 25° | 4.4" | 8.4" | 11 | 16 | 26° – 39° |
| April | 50° | 34° | 4.4" | 2.3" | 12 | 2 | 39° – 47° |
| May | 59° | 44° | 3.7" | 0.0" | 13 | 0 | 46° – 55° |
| June | 68° | 52° | 4.1" | 0.0" | 12 | 0 | 57° – 63° |
| July | 74° | 59° | 3.1" | 0.0" | 12 | 0 | 62° – 69° |
| August | 73° | 59° | 3.1" | 0.0" | 10 | 0 | 64° – 69° |
| September | 67° | 52° | 4.2" | 0.0" | 10 | 0 | 57° – 64° |
| October | 56° | 42° | 5.2" | 0.1" | 11 | 0 | 46° – 55° |
| November | 46° | 33° | 4.7" | 2.0" | 11 | 1 | 35° – 44° |
| December | 38° | 24° | 5.0" | 11.3" | 13 | 9 | 24° – 38° |
| Year | 53° | 38° | 49.5" | 53.1" | 136 | 67 |
How much a month can swing
A normal is an average. February swings the most: from 1991 to 2020 its average ranged from 12° to 31°. August is the most reliable, staying within 5°.
Where Matinicus Isle plantation’s numbers come from
Normals are 30-year averages, not a forecast. How TownRatings reads climate data →
- Temperatures and precipitation: NOAA’s gridded 1991–2020 normals for the 5 km cell at Matinicus Isle plantation’s center.
- Snow: Tenants Harbor, ME.
- Frost, freezing nights, 90° and 100° days, heating and cooling: Tenants Harbor, ME, 18 miles from the town’s center, at about the same height; the nearest station that passes our checks for distance, height and agreement with the grid.
- Growing zone: USDA Plant Hardiness Zone Map, 2023. USDA Agricultural Research Service and PRISM Group, Oregon State University, prism.oregonstate.edu/phzm, accessed 8 Oct 2026.
- Then and now: NOAA’s gridded normals for 1901–2000 at the same cell.
- Storms and extremes: FEMA National Risk Index (expected annual losses to buildings).
Common questions about Matinicus Isle plantation’s climate
What is the weather like in Matinicus Isle plantation?
A typical July afternoon reaches 74°, a January night drops to 16°, and about 53 inches of snow falls in a normal winter. Colder January nights than 79% of U.S. towns; cooler July afternoons than all but 161 U.S. towns.
How cold does it get in Matinicus Isle plantation in winter?
January nights average 16°. About 124 nights a year reach 32° or below and 3 reach 0° or below. In the coldest January of the last 30 years the month averaged 16°.
How much snow does Matinicus Isle plantation get?
About 53 inches in a normal winter at Tenants Harbor, ME, heaviest from January through February, about 15 inches a month, with snow on the ground about 67 days a year.
How hot does it get in Matinicus Isle plantation?
July, with a typical high of 74°. 90° days are rare: none in a normal year at Tenants Harbor, ME.
When is the first and last frost in Matinicus Isle plantation?
In half of years the last spring frost (32°) comes by April 27 and the first fall frost by October 25, about 178 frost-free days, at Tenants Harbor, ME.
What growing zone is Matinicus Isle plantation in?
Zone 7a on the 2023 USDA Plant Hardiness Zone Map: the coldest night of a typical winter reaches about 2°.
What is the best time of year to visit Matinicus Isle plantation?
By one simple rule (highs of 62–84° and lows of 40° or more), June, July, August and September. The rule is ours, not NOAA’s; the month table has the numbers to judge by.
Is Matinicus Isle plantation getting warmer?
Yes: 1991–2020 averaged 1.6° warmer than 1901–2000 on NOAA’s grid. A bigger shift than 68% of U.S. towns.
Neighbors talk weather
Gardens, snow, and the best days of the year in Matinicus Isle plantation.
Source: NOAA NCEI U.S. Climate Normals, 1991–2020 and 1901–2000; USDA/PRISM 2023 hardiness zones; FEMA National Risk Index. Today’s forecast: National Weather Service.