Buying Guide

Outdoor Speakers for a Patio or Deck: How to Choose, Place and Wire Them

Outdoor speakers have a tough job. They have to survive sun, rain and temperature swings, and they have to fill a space with no walls to help the bass. Picking them on looks or on indoor-speaker logic is the most common mistake.

This guide explains how to judge weather resistance, how many speakers you actually need, how to place them for even sound without bothering neighbors, and how to wire them safely to an amp indoors.

Outdoor vs indoor speakers

Outdoor speakers are built with materials meant to tolerate the elements: weather-resistant cabinets, coated or treated drivers, corrosion-resistant grilles and terminals, and UV-resistant finishes. Indoor speakers use paper cones, foam surrounds, wood veneer and exposed terminals that degrade quickly with moisture, sun and humidity.

A covered porch with good shelter can sometimes host indoor speakers for occasional use if they are brought in afterward, but for anything permanent, outdoor-rated speakers are the right tool.

Understanding weather ratings

Some outdoor speakers list an IP (Ingress Protection) rating. The format is "IP" plus two digits: the first is protection against solids like dust, the second against water. A higher second digit means more water resistance. An "X" means that category was not rated.

Read the warranty and manual as well. Some makers specify mounting orientation (for example, with drainage paths pointing down) as a condition of the weather rating.

Types of outdoor speakers

Placement and coverage

Outdoors, there are no walls to reflect sound back to you, so bass is noticeably weaker and sound falls off faster with distance. Placement is about getting reasonable coverage at a moderate volume, rather than blasting one pair loud enough to reach the far side of the yard.

1. Mount high and angle down. Mounting around eave height and tilting toward the seating area spreads sound evenly and reduces how much carries to neighbors.
2. Keep spacing sensible. Separate a pair by roughly the width of the main seating area, so you get some stereo without large gaps.
3. Use the house wall. Speakers near or on a wall gain some bass reinforcement, which helps outdoors.
4. Aim away from neighbors. Point speakers toward your space and the house, not outward toward property lines.
5. Consider mono for spread-out areas. If people move around a large space, stereo separation matters less than even sound. Some amps and speaker-selector setups allow mono, and some outdoor speakers have a built-in stereo or dual-voice-coil option.

Wiring and powering them

Wire

For outdoor runs, use speaker wire rated for outdoor or direct-burial use. Its jacket is designed to resist UV and moisture. For long runs, use a heavier gauge to limit loss. Bury it in conduit where practical, and seal entry points into the house. Our guide to choosing speaker wire and connectors covers gauge for distance.

Driving multiple pairs

Connecting extra speaker pairs in parallel lowers the load your amp sees, which can push it into overheating or protect mode. Options:

• Use your receiver's B outputs for one outdoor pair, if your indoor speakers and the outdoor pair together stay within the receiver's supported load. Our article on impedance and power matching explains how to check.
• A speaker selector with impedance protection lets you run several pairs from one amp more safely.
• A dedicated amp for the outdoor zone keeps the indoor system separate and is usually the cleanest solution.
• Volume controls with impedance matching let you set each zone's level at the patio itself.

Large properties with many speakers sometimes use 70V (constant-voltage) systems, which make long runs and many speakers easier. These need compatible amps and speakers, so plan the whole system together.

Choosing a source for the patio

How you get music outside matters as much as the speakers. Common setups:

• Your main receiver's B outputs: simplest if the receiver is near an outside wall, but the patio plays whatever is on inside.
• A dedicated streaming amplifier for the outdoor zone: lets people pick music from a phone without touching the main system, and keeps volume separate.
• A multi-zone receiver: some AV receivers have a Zone 2 output that can drive or feed an outdoor pair with its own source and volume. Check the manual for how Zone 2 is powered.

Whichever route you choose, put the volume control where people will actually be standing, either via a wall-mounted volume control or an app. Walking indoors every time a song is too loud gets old fast.

Mistakes to avoid

• Mounting speakers in full sun and full rain when a covered spot is available.
• Using indoor speaker wire for outdoor runs.
• Running several pairs in parallel from a receiver without checking the load.
• Pointing speakers toward a neighbor's yard or bedroom windows.
• Expecting indoor-level bass. Plan for a sub if bass matters, or accept less of it.
• Leaving speakers out in freezing conditions when the manufacturer recommends removing or protecting them.

Used outdoor speakers: worth it?

Used outdoor speakers can be a good deal because they are built tough, but sun and weather take a toll. Inspect for faded or cracked cabinets, rusted grilles or terminals, and cracked or brittle driver surrounds. Test both speakers before paying. Used wall-mount pairs often come with their brackets; make sure they are included, since replacements can be hard to find.

Frequently asked questions

The bottom line