When Is the Best Time to Stain a Deck?

Avoid the pain and get a great stain

Get quotes from exterior painters near you
No obligation · 100% free
Get quotes from exterior painters near you
No obligation · 100% free
Need Help With a Project? Connect With a Pro
  • The ideal temperature for staining a deck ranges from 50 to 90 degrees Fahrenheit, and you should avoid working in direct sunlight or high humidity.

  • Expect to pay $550 to $1,250 for professional deck staining, with average costs around $850, so planning your project during optimal weather saves money.

  • You should wait at least 48 hours after cleaning or rain before staining to ensure your deck is completely dry and ready to absorb the product.

  • Hiring a local deck painting professional removes the guesswork from timing and weather conditions, ensuring your stain absorbs properly and lasts for years.

When your deck starts to lose its luster, you may want to give it a refresh by staining it. Before you dive in, it’s a good idea to find out exactly when is the best time to stain a deck. Everything from the weather to the time of day can impact how it turns out. Otherwise, all your hard work could leave you with a final result that’s less than impressive.

The best time to stain a deck will depend on your local climate. Use this guide to find your perfect moment to tackle this project. 

The Best Time to Stain a Deck

Man using a brush to stain a deck in the yard
Photo: FotoHelin / Adobe Stock

You should aim to stain a deck when the weather is dry and warm but not hot, and avoid wet and humid conditions at all costs. Late spring and early summer are most often recommended for exterior home projects, including deck staining, but the specifics of each season can vary greatly from one state to another. 

Instead, rely on your knowledge about your local climate to determine the best moment for a project like this. If you know that the rain is unceasing throughout all of spring, but that summers are relatively cool and not too sunny, opt for the latter. Alternatively, if your summers start off hot and humid, consider waiting for early fall when the weather is slightly cooler and drier.

Factors That Affect Staining a Deck

5 deck stain types compared visually, including oil-based, solid and clear
Photos: AVAKAphoto / iStock / Getty Images Plus / Getty Images; Oleksandra Troian / iStock / Getty Images Plus / Getty Images; Liudmila Chernetska / iStock / Getty Images Plus / Getty Images; poramesstock / iStock / Getty Images Plus / Getty Images; alexandrumagurean / iStock / Getty Images Plus / Getty Images

Even though weather plays the biggest part in the correct timing for deck staining, it’s not the only factor to consider. Here’s everything you should take into account before setting a date for this project. 

Prior State

Before you can stain a deck, you have to make sure it’s in the right condition. If it’s damaged or decaying, even only a little bit, take care to make repairs like replacing broken parts or sanding the deck in advance. If you’re planning on power washing, you’ll also need to leave ample time for it to dry out fully afterward. 

Weather Conditions

Even the slightest amount of moisture will repel staining products and inhibit their proper absorption into the wood, so avoid working in rainy or snowy conditions. While it’s not always easy to plan for ideal weather, pick a time of the year when you know you can count on it being relatively dry to avoid issues. That could be in late spring in the Northeast or early fall in the Southwest, for instance.

Temperature and Humidity

Liquid doesn’t have to fall from the sky to interfere with your deck-staining mission. In fact, high humidity can be just as if not more problematic, as the deck wood can absorb moisture straight from the air. High temperatures and direct sunlight also pose problems, like causing the stain to dry before being completely applied and appearing streaky and uneven as a result. 

Season

Late spring and early fall are the typical seasons designated for a project like this, so it may be harder to find a pro who will accept the job outside of them. On the flip side, if you are able to find someone, you may end up paying less while they’re not as booked and busy. 

Material

Before applying the stain, it’s a good idea to test for a mill glaze. This is when the wood is unable to absorb products or treatments because of the high pressure and heat used in processing. Simply pour a small amount of water onto one spot on your deck to see if this is an issue you’re dealing with. If the water does not absorb, you’ll need to remove the glaze through methods like power or pressure washing or by using a percarbonate cleaner. 

Time of Day

Extended exposure to direct sunlight will mess up your stain before it has a chance to dry. If there’s no shade coverage or partly cloudy days on the horizon, plan to do the work before noon and after 4 p.m. to dodge the rays. 

The Worst Time to Stain a Deck

Finding the best time to stain a deck is a bit like Goldilocks hunting for the perfect bowl of porridge: You want it to be just right. By contrast, the worst moments are all the ones in between. Working in conditions that are too hot or cold or too wet from rain or humidity will never end well. 

How Much Does It Cost to Stain a Deck?

The average cost to stain is about $850, but it often ranges from $550 to $1,250. What you pay will largely depend on your deck’s size, as staining costs are about $2 to $4 per square foot. Labor fees make up most of that total cost, so you can save up to 75% by DIYing it instead. 

DIY vs. Hiring a Pro

Despite the savings potential, there are a couple of instances where you’re better off leaving this job to a trained hand. If the working conditions aren’t ideal—like inopportune weather—or there are a lot of other fixes to be made, make your life easier by hiring a deck painting pro near you instead. 

Frequently Asked Questions

You’ll need to restrain your deck when you notice fading, cracking, peeling, or mold and mildew over a moderate to large area, or when it’s become especially difficult to clean. As for how often to stain a deck, plan to do it every two to three years or whenever you start to notice extended damage.

Provided conditions are ideal, staining an entire deck should take as little as a couple of hours and up to a couple of days to apply and cure. Additional procedures, like sealing a deck or using additional treatments, may extend the project by a few additional days.

Always wait until the morning dew has dried before you stain your deck. The stain needs a fully dry surface to sink into.

The best approach for staining a deck often involves using both a brush and a roller, as each tool has specific advantages. A roller is ideal for covering large, flat surfaces quickly and can provide a smooth, even coat. However, for rough or grooved boards, you may need to 'back-brush' to work the stain into the wood grain. A brush offers better control, ensures deep penetration into the wood, and is necessary for hard-to-reach areas like railings, spindles, edges, and crevices. For these smaller, detailed surfaces, a paint mitt or a lint-free rag can also be effective alternatives.

Yes, you must thoroughly clean your deck before staining. If you don't, dirt, debris, grease, and mildew can get trapped between the wood and the new stain. This not only looks unsightly but also prevents the stain from penetrating the wood properly, reducing its ability to protect the deck from weather and UV rays. As a result, the stain won't last as long or look as good. Any existing mold or mildew left untreated can continue to grow beneath the new stain, potentially leading to wood rot and structural damage. Always wait at least 48 hours after cleaning for the wood to dry completely before applying stain.

The homeowners guide to exterior painting services

From average costs to expert advice, get all the answers you need to get your job done.