Best Time of Year to Replace Windows in Texas

If you've decided it's time for new windows, you might be wondering whether the time of year matters. In Dallas-Fort Worth, it absolutely does — not because windows can't be installed year-round (they can), but because different seasons bring different advantages in terms of comfort during installation, scheduling availability, pricing, and weather conditions.

Here's a complete breakdown of what to expect in each season so you can plan your window replacement project for the best possible experience.

Spring (March – May): The Most Popular Season

Spring is the most popular time for window replacement in DFW, and for good reason. Temperatures are mild (typically 60°F to 85°F), making installation comfortable for both the crew and your family. Your home won't be exposed to extreme temperatures during the brief periods when windows are open.

Pros:

• Comfortable temperatures during installation
• New windows are in place before the summer heat arrives
• You start saving on cooling costs immediately for the hottest months
• Good weather means fewer rain delays
• Daylight hours are long enough for efficient work days

Cons:

• Peak demand means longer lead times (4 to 8 weeks or more)
• Installation crews are busiest — less scheduling flexibility
• Occasional severe weather and hail season (March through May)
• Fewer promotional discounts available during high-demand months

Spring tip: If you want spring installation, start the process in January or February. Get your free estimate early so your windows can be ordered and delivered before the spring rush.

Summer (June – August): Beat the Backlog

Summer is still a busy season for window installation in DFW, though demand typically tapers off from the spring peak as temperatures climb above 100°F. Many homeowners hesitate to install windows in the summer heat, but experienced crews handle it daily.

Pros:

• Still relatively short lead times compared to spring
• Longest daylight hours allow full work days
• Rain is less frequent in midsummer (July and August are typically dry)
• You'll see immediate energy savings on your summer cooling bills

Cons:

• Extreme heat means your AC works harder during installation (30 to 60 minutes of exposure per window)
• Interior temperatures may fluctuate on installation day — plan to stay in cooled rooms away from the work area
• Heat can make caulk and sealants cure faster, which requires experienced installers

Summer tip: Schedule installation for the earliest morning start time available. Your installer can complete the south- and west-facing windows first, before those sides of the house take the brunt of the afternoon sun.

Fall (September – November): The Sweet Spot

Many window professionals consider fall the ideal season for replacement in North Texas. Temperatures cool from the summer extremes, demand drops from the spring and summer peak, and you can take advantage of year-end promotions.

Pros:

• Mild temperatures (similar to spring, often with less rain)
• Shorter lead times as demand decreases
• More scheduling flexibility — easier to get your preferred dates
• Manufacturer promotions and year-end deals become available
• New windows are installed before winter heating season
• You can claim the energy tax credit on that same year's tax return

Cons:

• Occasional fall storms (though less severe than spring)
• Daylight hours begin to shorten in November
• Holiday schedules can affect late-November and December installations

Fall tip: October is arguably the single best month for window replacement in DFW. The weather is pleasant, the summer rush is over, and there's still plenty of time before the holidays.

Winter (December – February): The Off-Season Advantage

Winter is the slowest season for window replacement in DFW, which creates opportunities for homeowners willing to brave the occasional cold snap. North Texas winters are mild compared to most of the country — average lows in the 30s and 40s — making winter installation entirely practical.

Pros:

• Shortest lead times of the year — fastest from order to installation
• Maximum scheduling flexibility
• Best chance for off-season discounts and promotions
• Installation crews can give your project more attention
• New windows improve insulation before any late-season cold fronts

Cons:

• Occasional freezing temperatures (rare but possible in January and February) can delay installation
• Shorter daylight hours limit the work window each day
• Your home will be briefly exposed to cold air during each window swap
• Holiday schedules may reduce available installation days in December

Winter tip: The rare hard freeze in DFW (ice storms like those in February 2021 and January 2024) can temporarily halt installation. Reputable companies will reschedule quickly once conditions are safe. Aside from these rare events, DFW winters are mild enough for comfortable installation.

Weather Considerations Specific to DFW

North Texas weather has some unique characteristics that affect window replacement timing:

• Hail season (March – June): DFW is in the southern end of "Hail Alley." If you're replacing windows after hail damage, many homeowners file insurance claims in spring and schedule installation for late spring or early summer.
• Extreme heat (June – September): Surface temperatures on south- and west-facing windows can exceed 150°F. Installation is still safe and effective, but your installer needs to work efficiently to minimize AC disruption.
• Rare freezes (December – February): True freezing conditions in DFW typically last only a few days per winter. Installation cannot proceed in freezing rain or ice, but these events are brief. Caulk and sealants require temperatures above 35°F to cure properly.
• Rain: Installation can proceed in light rain, but heavy storms or sustained rain will cause delays. Spring tends to have the most rain days in DFW.

Scheduling and Lead Times

Understanding typical lead times helps you plan your project:

• Consultation to order: Most homeowners take 1 to 3 weeks to make their decision after the in-home consultation.
• Manufacturing lead time: Custom-ordered windows typically take 3 to 6 weeks to manufacture. Standard sizes in common colors may be faster.
• Installation scheduling: During peak season (March – July), installation dates may book 1 to 3 weeks out after windows arrive. Off-season, installation can often happen within a week of delivery.
• Total timeline: From first call to completed installation, expect 6 to 12 weeks during peak season and 4 to 8 weeks in the off-season.

For a detailed walkthrough of the installation process, see our window installation guide.

Off-Season Discounts and Availability

If your schedule is flexible, timing your project for the off-season (late fall and winter) can save money:

• Manufacturer promotions: Window manufacturers often run their best promotions in November, December, and January to boost orders during slow months.
• Installation company availability: Crews have more open time in the off-season, which can translate to more competitive pricing and faster scheduling.
• Year-end tax planning: Completing your project before December 31 lets you claim the energy efficiency tax credit on the current year's return.

The Bottom Line: Don't Wait If Your Windows Need Replacing

While timing your project for favorable conditions makes sense, don't delay replacement if your windows are showing signs of failure. Every month with drafty, inefficient windows costs you money in wasted energy. In a DFW summer, that cost can be substantial — old single-pane or failed-seal windows can add $50 to $150 per month or more to your cooling bills.

At Bradley James Windows & Doors, we install windows and doors year-round in the Dallas-Fort Worth area. Our experienced crews know how to work efficiently in every season, and we'll help you choose the timing that works best for your schedule and budget.

Schedule your free estimate or contact us to get started. We also offer flexible financing options to make your project affordable regardless of when you schedule it.