Climate-Controlled Storage in Greeley, CO
Greeley's weather puts stored belongings through more stress than most people realize. Summer highs push well past 90°F. Winter nights drop below zero. And the humidity swings between dry and damp with the seasons. Standard drive-up units with metal walls and no insulation transfer all of that directly to whatever's inside. Climate-controlled units at Mountain Shadows Storage maintain stable indoor temperatures year-round, protecting the items most vulnerable to heat, cold, and moisture. If what you're storing has sentimental value, replacement cost, or any sensitivity to temperature change, a climate-controlled unit is worth it.
What We Offer: Climate-Controlled Unit Sizes
Our temperature-controlled inside storage units are available in multiple sizes to suit everything from a few boxes to a full household's worth of furnishings. Current available sizes and pricing are listed on our rates page — inventory changes regularly, so checking live availability gives you the most accurate picture.
All climate-controlled units include:
- Interior access through a secured, monitored building
- Individual unit lighting
- Gated facility entry via personal code or the EasyCode app
- HD security camera coverage throughout the property
- Month-to-month leases — no long-term contracts required
What Should Go in a Climate-Controlled Unit?
Not everything needs climate control — but certain categories of belongings deteriorate quickly when exposed to temperature swings and humidity. If you're storing any of the following, a climate-controlled unit is the right call:
Furniture. Wood expands and contracts with temperature changes, causing joints to loosen, veneer to bubble, and finishes to crack. Leather dries and cracks in low humidity; fabric absorbs moisture and molds in high humidity.
Electronics. Computers, televisions, audio equipment, and cameras are all vulnerable to condensation forming on internal components when temperatures swing. Even a few cycles of warming and cooling can cause irreversible corrosion.
Documents and files. Paper warps, yellows, and becomes brittle with heat and humidity exposure. If you're storing business records, legal documents, or anything irreplaceable on paper, climate control is non-negotiable.
Clothing and fabric. Mold and mildew grow on fabric stored in humid conditions. Extended exposure to heat also degrades elastic and synthetic materials.
Photos and artwork. Photo prints fade and stick together; canvases warp; frames crack. These items are typically irreplaceable and cheap to protect correctly. Mattresses and upholstered items. Moisture trapped in a mattress or sofa leads to mold and odor that can't be fully removed. Climate control prevents the conditions that cause it.
Antiques, collectibles, and instruments. Musical instruments are particularly sensitive — wood bodies crack and necks warp with humidity changes. Antiques and collectibles can lose both condition and value when improperly stored.
Wine. If you're storing bottles long-term, stable cool temperatures are essential to prevent premature aging or spoilage.
Why Colorado's Climate Makes This More Important Than You'd Think
The Greeley area is classified as semi-arid, which means humidity levels can drop dramatically in winter and spike unpredictably during summer monsoon season. That variation — not just the extreme temperatures — is what damages stored items most. A standard uninsulated metal storage unit in Greeley can reach 120°F on a July afternoon and drop below freezing on a January night. Climate-controlled units hold a consistent range through all of that, which is why tenants storing anything beyond basic tools and outdoor equipment typically find the modest cost difference worth it.
Who Uses Our Climate-Controlled Storage
Greeley and UNC students. Between semesters, study abroad, or after graduation — climate-controlled storage protects electronics, clothing, and furniture during extended gaps between moves.
Homeowners decluttering or renovating. When you need to clear out a room or a whole house without rushing a sale, a climate-controlled unit keeps your belongings in move-in-ready condition.
Small businesses. Overflow inventory, client files, product samples, and equipment all benefit from stable conditions. A 10×10 or 10×15 unit works well as affordable off-site business storage.
Families in transition. Divorce, estate settlement, combining households — these situations often create a need for medium-term storage of items that matter. Climate control keeps them protected while decisions get made.
Seasonal storage. Holiday décor, off-season clothing, and sporting gear can be stored conveniently without taking up closet and garage space year-round.
Conveniently Located for West Greeley and Beyond
Mountain Shadows Storage is at 8320 W. 20th Street at the corner of 83rd Avenue — on the west side of Greeley with easy access from Highway 34. We're minutes from the University of Northern Colorado, UCHealth Greeley Hospital, Bittersweet Park, and the Poudre River Trail, and we serve tenants from Evans, Windsor, Garden City, Eaton, and throughout Weld County.
Office hours: Monday–Thursday 9:00 am–5:30 pm | Friday 9:00 am–4:30 pm | Saturday by appointment 9:00 am–12:00 pm
Gate hours: 6:00 am–9:00 pm daily
Call (970) 330-5566, email info@MountainShadowsStorage.com, or check live availability and reserve your climate-controlled unit online.
Explore More Storage Options at Mountain Shadows
Climate-controlled units are just one part of what we offer. If you also need space for a vehicle or a larger outdoor item, we have options for that too.
RV Storage in Greeley, CO
Indoor enclosed and outdoor uncovered RV storage with wide drive lanes, tall electric doors, and an on-site dump station — one of the few facilities in Weld County with this amenity.
Boat Storage in Greeley, CO
Secure indoor and outdoor boat storage with wide electric doors, trailer-friendly driveways, and winterization allowed on-site. Convenient to Horsetooth Reservoir and Boyd Lake.
View All Storage Units & Rates
See everything we have available — drive-up storage units, climate-controlled units, and vehicle storage — and reserve your space online.