A car in Maine is garaged for about 6 months a year at Caribou, and the median first 32°F night arrives October 1 at Caribou (NOAA 1991-2020). 57 classic & exotic car storage facilities are listed in Maine, 0 with indoor or climate-controlled space.
| Month | Portland high / low | car | Caribou snow | Caribou high / low | car |
|---|---|---|---|---|---|
| Jan | 32° / 16° | garaged | 25.0 in | 21° / 3° | garaged |
| Feb | 35° / 17° | garaged | 25.3 in | 24° / 4° | garaged |
| Mar | 42° / 26° | garaged | 21.4 in | 34° / 16° | garaged |
| Apr | 54° / 35° | dry-day drives | 8.3 in | 48° / 29° | garaged |
| May | 64° / 46° | driving | 0.8 in | 63° / 41° | dry-day drives |
| Jun | 74° / 55° | driving | 0.0 in | 72° / 51° | driving |
| Jul | 80° / 61° | driving | 0.0 in | 77° / 56° | driving |
| Aug | 79° / 60° | driving | 0.0 in | 76° / 54° | driving |
| Sep | 71° / 52° | driving | 0.1 in | 67° / 46° | driving |
| Oct | 60° / 41° | driving | 1.7 in | 53° / 36° | dry-day drives |
| Nov | 48° / 32° | dry-day drives | 10.4 in | 40° / 26° | garaged |
| Dec | 38° / 22° | garaged | 25.2 in | 28° / 12° | garaged |
Car column rule: driving at a 36°F low and under 0.5 in of snow; dry-day drives from a 42°F high with under 3 in of snow; garaged otherwise.
By that rule a car at Portland has 6 months driving (May to October), 2 of dry-day drives and 4 garaged. By that rule a car at Caribou has 4 months driving (June to September), 2 of dry-day drives and 6 garaged.
Maine is severe-freeze country for a car: Caribou averages 2.6°F on January nights and about 38.1 nights a year at or below 0°F, so full winterization is mandatory and heated space is worth pricing.
57 live listings in 41 cities; by listed type: 50 outdoor (types overlap). No Maine classic & exotic car storage listing publishes a rate on StowHelp.
| Facility | City | Listed storage | Listed amenities | Also listed for |
|---|---|---|---|---|
| Freedom Self-Storage | Van Buren | outdoor | RV, Boat, Motorcycle | |
| Commerical Storage Garage | Rangeley | outdoor | RV, Boat, Motorcycle | |
| Prime Storage | Scarborough | outdoor | RV, Boat, Motorcycle | |
| Sedgwick Storage | Brooksville | outdoor | RV, Boat, Motorcycle | |
| Big Al's Self Storage | Boothbay | outdoor | RV, Boat, Motorcycle | |
| ABC Self Storage | Vassalboro | outdoor | RV, Boat, Motorcycle | |
| All Purpose Storage | Hancock | outdoor | RV, Boat, Motorcycle | |
| Extra Space Storage | Arundel | outdoor | RV, Boat, Motorcycle | |
| Watchdog Self Storage | Arundel | outdoor | RV, Boat, Motorcycle | |
| Sanford Airport Safe Storage | Sanford | outdoor | RV, Boat, Motorcycle | |
| CubeSmart | Bangor | outdoor | RV, Boat, Motorcycle | |
| Northern Storage | Presque Isle | outdoor | RV, Boat, Motorcycle |
| City | Classic & Exotic Car Storage listings | Indoor | Climate-controlled | Outdoor |
|---|---|---|---|---|
| Kennebunkport | 7 | 0 | 0 | 0 |
| Sanford | 5 | 0 | 0 | 5 |
| Arundel | 3 | 0 | 0 | 3 |
| Boothbay | 3 | 0 | 0 | 3 |
| Manchester | 2 | 0 | 0 | 2 |
| West Gardiner | 2 | 0 | 0 | 2 |
| Abbot | 1 | 0 | 0 | 1 |
| Bangor | 1 | 0 | 0 | 1 |
| Berwick | 1 | 0 | 0 | 1 |
| Bethel | 1 | 0 | 0 | 1 |
NOAA's 1991-2020 median first 32°F night is October 15 at Portland and October 1 at Caribou; winterize by September 17, two weeks ahead of the earlier date. By our car rule Portland stays driving through October and Caribou through September, then 2 months of dry-day drives follow at Portland. 0 Maine listings offer indoor or climate-controlled space.
4 at Portland (November to April) and 6 at Caribou (October to May), plus 2 and 2 months of dry-day drives. Those garaged months hold 115.6 of the 118.2 inches of snow Caribou averages a year (98%), which is the load on a cover or carport roof. At Portland a car is driving from May to October (6 months), against 4 at Caribou.
Of 57 live Maine listings, 0 list indoor space and 0 climate-controlled units, against 50 outdoor and 0 covered. By city: Kennebunkport (7 listed, 0 indoor), Sanford (5 listed, 0 indoor), Arundel (3 listed, 0 indoor) and Boothbay (3 listed, 0 indoor). No Maine city lists an indoor car space yet. Ask whether indoor means heated; listings span 41 cities in all.
At Caribou, 6 months average a low at or below 32°F, all of them garaged months by our car rule. Caribou logs 179.9 nights at or below 32°F and 38.1 at or below 0°F a year; January, the coldest month, averages 2.6°F and is garaged for a car.
After the last frost. The median last 32°F night is April 26 at Portland and May 7 at Caribou; the last 28°F hard freeze comes around April 14 and April 26. Our rule makes May the first month driving at Portland and June at Caribou. That month Portland averages a 45.5°F low and a 64.2°F high. Reverse each winterization step first.
Maine classic & exotic car storage listings span 41 cities, led by Kennebunkport (7 listed), Sanford (5 listed), Arundel (3 listed), Boothbay (3 listed) and Manchester (2 listed). For outdoor winter parking, Sanford (5 outdoor) and Arundel (3 outdoor) lead. Statewide, 50 list outdoor, 0 covered and 0 indoor or climate-controlled spaces. Compare the cities nearest you before October 1.
NOAA NCEI Climate Normals 1991-2020 (USW00014764, USW00014607); NOAA AOML hurricane impacts 1851-2025; StowHelp listings 2026-10-07 (methodology).