Boat Winterization and Winter Storage in Pennsylvania

A boat in Pennsylvania is laid up for about 5 months a year at Pittsburgh, and the median first 32°F night arrives October 23 at Pittsburgh (NOAA 1991-2020). 83 boat storage facilities are listed in Pennsylvania, 43 with indoor or climate-controlled space.

October 23median first freeze, Pittsburgh
5 molaid up at Pittsburgh
21.4°FPittsburgh January low
83Pennsylvania boat storage listings
Mayfirst month in the water, Philadelphia

The boat year in Pennsylvania, month by month

MonthPhiladelphia high / lowboatPittsburgh snowPittsburgh high / lowboat
Jan41° / 26°laid up13.3 in36° / 21°laid up
Feb44° / 28°laid up11.7 in40° / 23°laid up
Mar53° / 34°launch or haul-out7.6 in49° / 30°laid up
Apr65° / 44°launch or haul-out1.0 in62° / 41°launch or haul-out
May74° / 54°in the water0.0 in72° / 51°in the water
Jun83° / 64°in the water0.0 in79° / 59°in the water
Jul88° / 70°in the water0.0 in83° / 63°in the water
Aug86° / 68°in the water0.0 in82° / 62°in the water
Sep79° / 61°in the water0.0 in75° / 55°in the water
Oct67° / 49°in the water0.4 in63° / 44°launch or haul-out
Nov56° / 39°launch or haul-out2.4 in51° / 34°laid up
Dec46° / 31°laid up7.7 in41° / 27°laid up

Boat column rule: in the water at a 65°F high and 45°F low or warmer; launch or haul-out from a 52°F high; laid up below.

By that rule a boat at Philadelphia has 6 months in the water (May to October), 3 of launch or haul-out and 3 laid up. By that rule a boat at Pittsburgh has 5 months in the water (May to September), 2 of launch or haul-out and 5 laid up.

Pennsylvania freeze risk for boats

Pennsylvania is hard-freeze country: Pittsburgh logs about 113.6 nights at or below 32°F and 31.7 days that never thaw, enough to freeze any water left in the engine block, raw-water passages, outdrive and plumbing.

Winterizing a boat before the Pennsylvania freeze

  1. Run the engine on stabilized fuel so treated fuel reaches the injectors or carburetor.
  2. Drain the block and manifolds, or flush with propylene glycol antifreeze.
  3. Change engine and lower-unit oil; milky gear oil means water got in.
  4. Drain livewells, freshwater and washdown lines; antifreeze the pumps.
  5. Pull the drain plug, remove electronics and keep the battery on a maintainer.
  6. Book move-in before October 16.

Pennsylvania boat storage for the winter (83 listed)

83 live listings in 26 cities; by listed type: 43 indoor, 9 covered and 68 outdoor (types overlap). No Pennsylvania boat storage listing publishes a rate on StowHelp.

FacilityCityListed storageListed amenitiesAlso listed for
24/7 Storage-West MifflinWest Mifflinindoor, outdoor
Simply Self StoragePhiladelphiaindoor, outdoor
Metro Self StorageSharon Hillindoor, outdoor
The Piers MarinaPhiladelphiaindoor, outdoorJet Ski
Aladdin Self StoragePittsburghindoor, outdoor
STORExpress New KensingtonPittsburghindoor, outdoor
Kaiser StorageGlenoldenindoor, outdoor
Rt 22 Self StorageMurrysvilleindoor, outdoor
Mon Valley BoatMckeesportindoor, outdoorJet Ski
Route 8 Self StorageGibsoniaindoor, outdoor
SCR Self StorageMcKeesportindoor, outdoor
5 Star StorageIrwinindoor, outdoor
Outboard HavenVeronaindoor, outdoorJet Ski
Anchorage Marina IncEssingtonindoor, outdoorJet Ski
CubeSmart - King of PrussiaKing Of Prussiaindoor, outdoor, coveredJet Ski
Surplus StorageCarnegieindoor, outdoor
Bursca StorageBridgevilleindoor, outdoor
Sunny RxLansdowneindoor, outdoorJet Ski
Kayak StorageTodd Townshipoutdoor
Boat StorageTodd Townshipoutdoor

Listed storage types by Pennsylvania city

CityBoat Storage listingsIndoorClimate-controlledOutdoor
Philadelphia3311027
Pittsburgh1910010
Essington3203
Mckeesport3303
Todd Township2002
Upper Darby2002
Verona2202
Bridgeville1101
Bryn Mawr1101
Camden1001

Pennsylvania cities by listed boat storage (with indoor count)

Pennsylvania boat winterization questions

When should I winterize a boat in Pennsylvania?

NOAA's 1991-2020 median first 32°F night is November 10 at Philadelphia and October 23 at Pittsburgh; winterize by October 9, two weeks ahead of the earlier date. By our boat rule Philadelphia stays in the water through October and Pittsburgh through September, then 3 months of launch or haul-out follow at Philadelphia. 43 Pennsylvania listings offer indoor or climate-controlled space.

How many months is a boat laid up in Pennsylvania?

3 at Philadelphia (November to April) and 5 at Pittsburgh (October to April), plus 3 and 2 months of launch or haul-out. Those laid up months hold 42.7 of the 44.1 inches of snow Pittsburgh averages a year (97%), which is the load on a cover or carport roof. At Philadelphia a boat is in the water from May to October (6 months), against 5 at Pittsburgh.

Where are indoor boat storage options in Pennsylvania?

Of 83 live Pennsylvania listings, 43 list indoor space and 0 climate-controlled units, against 68 outdoor and 9 covered. By city: Philadelphia (33 listed, 11 indoor), Pittsburgh (19 listed, 10 indoor), Essington (3 listed, 2 indoor) and Mckeesport (3 listed, 3 indoor). Most indoor listings: Philadelphia (11), Pittsburgh (10) and Mckeesport (3). Ask whether indoor means heated; listings span 26 cities in all.

How much freezing weather does a stored boat face in Pennsylvania?

At Pittsburgh, 4 months average a low at or below 32°F, all of them laid up months by our boat rule. Pittsburgh logs 113.6 nights at or below 32°F and 2.1 at or below 0°F a year; January, the coldest month, averages 21.4°F and is laid up for a boat.

When can a boat come out of storage in Pennsylvania?

After the last frost. The median last 32°F night is April 2 at Philadelphia and April 23 at Pittsburgh; the last 28°F hard freeze comes around March 22 and April 12. Our rule makes May the first month in the water at Philadelphia and May at Pittsburgh. That month Philadelphia averages a 54.2°F low and a 74.4°F high. Reverse each winterization step first.

Which Pennsylvania cities have the most boat storage for the winter?

Pennsylvania boat storage listings span 26 cities, led by Philadelphia (33 listed), Pittsburgh (19 listed), Essington (3 listed), Mckeesport (3 listed) and Todd Township (2 listed). For outdoor winter parking, Philadelphia (27 outdoor) and Pittsburgh (10 outdoor) lead. Statewide, 68 list outdoor, 9 covered and 43 indoor or climate-controlled spaces. Compare the cities nearest you before October 23.

More Pennsylvania and boat storage pages

Sources

NOAA NCEI Climate Normals 1991-2020 (USW00013739, USW00094823); NOAA AOML hurricane impacts 1851-2025; StowHelp listings 2026-10-07 (methodology).

Compare Pennsylvania boat storage before October 23

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