Colorado throws a bit of everything at a garage door, sometimes in the same week: a sunny 60-degree afternoon, a foot of wet spring snow, then a hailstorm in June. Along the Front Range, that's compounded by thin, dry air that intensifies UV and by downslope winds near the foothills that can gust past hurricane force.
Here's how those conditions show up on doors and openers, and what Colorado homeowners can do about it. For neighborhood-level notes, see the Denver and Colorado Springs pages.
Hail: dents, insurance claims and tougher doors
Hailstorms hit the Front Range more often than almost anywhere else in the U.S., and garage doors face them head-on. Thin, uninsulated steel panels dent easily, and a single storm can pock an entire door.
Once a hailstorm passes, photograph the door and note the date before anything is fixed, then check your homeowner's policy; garage doors are frequently included in hail claims along with roofs and siding. Depending on the door, replacing only the damaged sections may be possible, though matching the color and texture of an older door isn't always achievable.
When choosing a replacement, thicker steel (a lower gauge number) and insulated, multi-layer construction resist dents better. Wood-grain or stucco-embossed textures also disguise small dings far better than a smooth, flat panel.
Altitude sun and bone-dry air
Denver sits about a mile above sea level and Colorado Springs higher still, and the thinner atmosphere lets more ultraviolet light through. Paint and stain on the sunny side of the house fade and chalk faster than at lower elevations, and vinyl trim and rubber seals turn brittle sooner.
The dry climate is especially tough on wood. Wood doors shrink and check, joints open, and finishes need renewing more often than many manufacturers' general schedules suggest. Steel, fiberglass and composite doors with factory finishes are lower-maintenance choices if you'd rather not refinish regularly.
Foothill winds and the Palmer Divide
Communities close to the mountains, such as Boulder, Golden, Louisville and the west side of Colorado Springs, get strong downslope windstorms, mostly in the colder months. A door left partly open in those winds can be bent or pulled from its tracks, and even a closed door flexes. Extra reinforcement struts help wide double doors resist bowing.
Between Denver and Colorado Springs, the Palmer Divide rises above both cities, and places like Monument and Black Forest often catch heavier snow and stronger wind than the metro areas on either side. Drifting snow at the door and repeated freeze-thaw at the threshold mean bottom seals and slab edges deserve extra attention there.
Snow, cold and the January spring failure
Garage door springs are cycled steel, and cold makes worn springs more likely to fail. Plenty of people discover a broken spring on a frigid morning when the opener hums but the door won't rise, or lifts a few inches and stops. Stop pressing the button; an opener is designed to guide a balanced door, not hoist its full weight, and it can strip its gears trying.
Late-season storms are normal here; March is typically Denver's snowiest month, and the snow tends to be heavy and wet. Keep snow cleared from the base of the door. A seal stuck to the slab should be worked loose with a plastic scraper, not torn free by the opener.
Choosing a door for Colorado conditions
A few features pay off more here than in milder states.
- Insulation: a polyurethane-insulated door helps an attached garage stay above freezing and protects anything stored inside.
- Steel thickness: lower-gauge steel resists hail dents better than thin builder-grade panels.
- Finish: factory-applied, UV-stable finishes outlast site-applied paint at altitude.
- Windows: consider skipping glass, or choosing tempered glass, on doors that take the brunt of hailstorms.
- HOA rules: many suburban neighborhoods restrict door styles and colors, so confirm before ordering.
Last updated by the American Garage Door Team.