How Long Does Onion Last in the Fridge?
Complete storage guide with fridge, freezer, and room temperature times for onion.
Onion lasts 1-2 months (whole) in the fridge, 3-6 months (chopped) in the freezer, and 2-3 months (whole, cool dark place) at room temperature.
Storage Duration
1-2 months (whole)
Keep at 40°F (4°C) or below
3-6 months (chopped)
Keep at 0°F (-18°C) or below
2-3 months (whole, cool dark place)
68-72°F (20-22°C)
How to Tell If Onion Has Gone Bad
Watch for these signs that onion has spoiled and should be discarded:
- Soft spots
- Mold
- Sprouting
- Strong smell
Best Storage Tips for Onion
Follow these tips to maximize the shelf life of onion:
- Store in cool, dry, dark place
- Keep away from potatoes
- Don't refrigerate whole onions
Onion Storage Times at a Glance
| Storage Location | Temperature | Duration | Notes |
|---|---|---|---|
| Refrigerator | 40°F (4°C) | 1-2 months (whole) | Best for daily use |
| Freezer | 0°F (-18°C) | 3-6 months (chopped) | Long-term storage |
| Room Temperature | 68-72°F (20-22°C) | 2-3 months (whole, cool dark place) | Temporary only |
What NOT to Do When Storing Onion
- xDon't leave onion at room temperature for more than 2 hours - bacteria multiply rapidly between 40-140°F.
- xDon't store near strong-smelling foods - onion can absorb odors easily.
- xDon't ignore the spoilage signs - when in doubt, throw it out.
Food Safety Tips
- 1.Use the "first in, first out" rule - always use older onion before newer purchases.
- 2.Keep your refrigerator at or below 40°F (4°C) - use a thermometer to verify.
- 3.Always wash hands before handling food and use clean utensils to prevent cross-contamination.
Frequently Asked Questions
How long does onion last in the fridge?
Onion lasts 1-2 months (whole) in the refrigerator when stored properly. Store in cool, dry, dark place
Can you freeze onion?
Yes, onion can be frozen for 3-6 months (chopped). For best results, store in an airtight container or freezer bag.
How do you know if onion has gone bad?
Signs that onion has spoiled include: Soft spots, Mold, Sprouting, Strong smell. When in doubt, throw it out.