Damascus, OR Climate Specs + Top-Rated Window Installers
Local risk and climate data for Damascus, OR sit below, translated into plain terms for a window buyer rather than left as raw codes. 7 installers follow that data instead of a license roster, their rank built from Google's star rating and how many people left one. Checked October 2026.
Google Maps ratings checked · How we rank
4CIECC climate zone · ENERGY STAR Northern zone
Damascus's climate zone, in plain terms
Moisture and glass performance are handled by different parts of a window's spec sheet, and a Damascus buyer benefits from checking both instead of assuming one implies the other.
Data: U.S. EPA / DOE, ENERGY STAR, ENERGY STAR Version 7.0 Climate Zones by County/ZIP (Windows, Doors, and Skylights) (V7.0); Pacific Northwest National Laboratory (DOE Building America), Guide to Determining Climate Zone by County: Building America and IECC 2021 Updates (PNNL-33270) (2021 IECC), from the nearest NOAA station 8.8 mi away.
What FEMA's risk data says about Damascus
FEMA scores Clackamas County's winter-weather risk as Relatively High and its flood risk as Relatively High.
Winter risk in Damascus weighs on U-factor and condensation resistance; flood risk weighs more on sill height and drainage detailing than on the glass package.
Treat these as two separate conversations with a Damascus contractor, not one.
- Strong wind
- Relatively High
- Winter weather
- Relatively High
Data: FEMA, National Risk Index for Natural Hazards - County-level table, v1.20 (v1.20, December 2025).
Guides to finish before Damascus window bids come in
- How to Read an NFRC Window Label Four numbers on one sticker decide most of a window's real-world performance. Here's what each one means.
- ENERGY STAR Window Criteria by Climate Zone ENERGY STAR splits the country into four zones, each with its own numbers. Here they are, and why the Northern zone works backward from the other three.
- Impact Windows vs. Shutters in Florida's Hurricane Zones Florida gives homeowners two paths to a protected opening. Here's how each one is tested, and where the HVHZ raises the bar further.
Damascus's top-rated window installers, by Google
The order below weighs a Google rating against its review count, the same way this site weighs a U-factor against a brochure claim: on the number, not the name. Treat it as a rating, never as proof of a license, bond or HVHZ approval.
- Gibson RoofingGoogle reviews
- Armadas Exterior LLCGoogle reviews
- Replacement Window ScreensGoogle reviews
- HOMEMASTERS Portland EastGoogle reviews
- Hillsview Building - Replacement Windows & DoorsGoogle reviews
- River City GlassGoogle reviews
- A Better Glass ShopGoogle reviews