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Top 5 Signs You Need a Roof in Houston - Sherlock Home Roofing

Learning Center • Houston Metro

Top 5 Signs You Need a Roof in Houston

If you're a homeowner in Houston, you've probably experienced hailstorms, high winds, or downpours testing your roof on a random Tuesday afternoon. As a roofer who's spent countless hours inspecting and repairing roofs around Houston, I can tell you one thing: don't wait until the leak ruins your Sunday.

This article breaks down the top 5 signs you need a roof in Houston, why they happen more often here, and what you can do about them. Real talk from a local expert who's seen it all.

Houston roof damage with visible algae growth
Common roof algae damage found on Houston homes

Why Houston Roofs Need Extra Attention

Between heavy thunderstorms, intense sun, and tropical humidity, Houston's weather puts your roof through more than most cities. When ignored, small problems become big ones fast—leading to leaks, structural issues, and reduced home value.

Houston Climate Facts: Our area experiences an average of 50+ inches of rain annually, plus frequent hail storms during spring and summer months. This combination accelerates roof aging significantly.

1

Shingles Are Curling, Buckling, or Missing

One of the most obvious signs you need a roof in Houston is when your shingles are curling at the edges, buckling, or missing entirely. Curled or missing shingles allow water to seep under and damage the roof deck below.

Missing shingles exposing roof deck Missing shingles
Damaged roof decking in Houston Damaged roof decking
Wind damage on Houston roof Wind damage

What to Check:

  • Look for shingles lifting or curling at the edges
  • Check for shingle granules in gutters or on the ground
  • If more than a handful are missing, schedule a professional inspection
2

Dark Streaks, Algae Growth, or Moss

Dark streaks or moss on your roof are not just cosmetic—they're signs of trapped moisture and deteriorating shingles. In Houston's humid climate, algae and mold thrive quickly.

Dark streaks on Houston roof from algae Dark streaks on roof
Shingle damage from Houston weather Shingle damage
Roof damage requiring inspection Roof damage

What to Do:

  • Inspect for dark streaks or green patches using a camera or binoculars
  • Clean light growth, but replace if moss covers large areas
  • Check ventilation—poor airflow accelerates roof decay
3

Your Utility Bills Are Creeping Up

If your AC bill keeps rising, your roof may be the culprit. Damaged shingles or roof decking allow heat to penetrate your attic, forcing your HVAC to work harder. It's one of the more subtle signs you need a roof in Houston.

Roof repair before work begins Before repair
Storm damage affecting energy efficiency Storm damage impact
Missing shingles causing heat loss Missing shingles

Energy Impact: A damaged roof can increase your cooling costs by 15-25% during Houston's brutal summers. That's $50-$100+ per month in wasted energy.

4

Sagging Roof or Visible Dips

A sagging roof is a major structural warning. Water infiltration or weakened rafters can cause visible dips in your roofline—this is beyond minor repair territory.

Critical Warning Signs:

  • Inspect your attic for sagging boards or water stains
  • Look from the ground for uneven ridgelines or visible dips
  • Call a professional immediately if you see sagging; replacement is often required

Safety Alert: A sagging roof can indicate serious structural damage. This is an emergency situation that requires immediate professional attention to prevent potential collapse.

5

Roof Is 20+ Years Old (or Past Its Warranty)

Even if your roof looks fine, age alone can make it unreliable. Houston's heat and storms shorten lifespan, so if your roof is 20 years or older, it's time for an inspection or replacement.

Preventive replacement often costs less than waiting for leaks to cause interior damage, mold growth, or structural issues.

15-20
Average years for Houston roofs
25-30
Years in milder climates
50+
Inches of rain annually

What to Do Next (Your Game Plan)

  1. Schedule a free inspection with a trusted local roofer
  2. Get a detailed report on condition and remaining lifespan
  3. Decide on repair vs. replace based on professional findings
  4. Act before the next major rain or wind event
  5. Keep records for insurance claims or resale value

Why Choosing the Right Contractor Matters

Hiring a reputable, insured roofer who understands Houston's climate makes all the difference. The right team uses proper flashing, ventilation, and shingles that withstand heat and storms.

Look for These Qualities:

Licensed & Insured
Local Houston Experience
Written Warranties
Positive Reviews
Insurance-Friendly
Free Inspections

Think You're Seeing Signs You Need a Roof in Houston?

Let us take a look before the next big storm hits. Get a free, no-obligation inspection with detailed photos and recommendations.

Schedule Free Inspection

Or call us directly at (832) 302‑3119