How to Store Lithium Batteries Safely Through an Australian Winter

Quick answer: Store lithium batteries indoors in a cool, dry and ventilated location, away from heaters, direct sun, moisture, metal objects and combustible clutter. Inspect each battery before storage and follow its specific charge-level instructions.

Why winter storage matters

Australian winters vary. A Sydney garage can be cool and damp, while inland areas experience colder nights. Temperature swings can produce condensation, and very cold batteries should not be charged until they are dry and have returned to room temperature.

Storage checklist

• Choose a stable indoor shelf in a dry, ventilated area.
• Keep terminals away from keys, screws and other metal objects.
• Do not store packs beside heaters, solvents, fuels or direct sunlight.
• Inspect for swelling, cracks, corrosion, leaks or unusual odour.
• Use the manufacturer-recommended storage charge level.
• Allow a cold battery to reach room temperature before charging.

Relevant BatteryMate products

• Ryobi ONE+ compatible 18V battery
• 4-pack 18650 rechargeable batteries
• Dyson V8 compatible battery

Frequently asked questions

Can batteries be stored in a garage?

Only when the area remains dry, experiences moderate temperatures and is free from condensation and combustible clutter.

Should every battery be stored fully charged?

No single percentage suits every battery system. Follow the product manual and charger instructions.

What should I do with a swollen battery?

Stop using and charging it, isolate it safely and obtain disposal guidance from an appropriate local battery recycling service.

Safety note: Never charge a damaged, wet, swollen or unusually hot battery. This article provides general guidance; the product manual takes priority.