Arizona’s high temperatures create specific challenges for storing spare car keys. Inside vehicles, temperatures can rise above 140°F. These conditions can harm batteries, melt plastic, or affect electronic circuits. To avoid damage and keep your keys accessible, choose storage methods that resist heat and reduce exposure. This guide outlines safe and practical ways to store spare car keys in Arizona’s hot climate.
Why Heat Affects Car Keys
Spare keys often include electronic components. Heat damages these parts in several ways:
- Weakens or drains the battery.
- Distorts plastic or rubber materials.
- Breaks internal circuits in key fobs.
Extended exposure to heat may also reduce the lifespan of mechanical keys by degrading lubricants or causing metal expansion.
Recommended Storage Options
1. Use a Heat-Resistant Lock Box
Lock boxes offer secure and weather-safe storage outside the vehicle. Choose a lock box made from high-grade steel with insulation to block heat.
- Mount the box in a shaded area away from direct sun.
- Avoid placing it near engine compartments or metal surfaces that trap heat.
- Select models with secure locking mechanisms to prevent unauthorized access.
2. Store the Key Inside the Home
Storing the spare key indoors eliminates heat exposure entirely. Keep it in a designated drawer, safe, or storage container.
- Choose a spot away from children or shared access areas.
- Keep the key in a labeled, sealed pouch to prevent dust buildup.
- Avoid placing the key near heat sources or windows.
3. Give a Spare Key to Someone You Trust
Handing a spare key to a nearby friend or family member is an effective backup strategy. This avoids vehicle storage and allows access during lockouts.
- Choose someone you can reach easily in emergencies.
- Ensure they keep the key in a consistent and secure place.
- Keep their contact details saved in your phone or written in your wallet.
4. Carry the Key Securely
Carrying a spare in your personal bag or wallet keeps it on hand without leaving it in the vehicle.
- Use a key pouch or case with a soft liner to avoid wear.
- Avoid storing the key in pockets exposed to heat or sweat.
- Do not leave the bag in the car unattended.
Storage Methods to Avoid
Avoid these common mistakes when storing spare car keys in Arizona:
- Leaving the key in the glove box or center console.
- Taping the key under the bumper or behind license plates.
- Placing the key under floor mats or in wheel wells.
- Using plastic storage containers without insulation.
These methods expose the key to extreme heat or allow others to find it easily.
Best Practices for Key Storage in Hot Climates
To keep spare keys safe and functional in Arizona:
- Choose shaded, insulated, or indoor storage options.
- Avoid metal surfaces and enclosed vehicle spaces.
- Check the key’s battery condition if stored for long periods.
- Test electronic fobs every few months to confirm functionality.
- Store keys in waterproof cases to block moisture during the monsoon season.
Get Support from Anderson Lock and Safe
Anderson Lock and Safe helps Arizona drivers protect and manage spare keys. We offer key duplication, fob programming, and lock box installation. Our team can recommend storage products that suit your vehicle and environment.
Contact Anderson Lock and Safe to ask about heat-safe key solutions or schedule a spare key service. We help you stay ready without risking the condition of your key.