Lemons
The answer
Whole lemons last 3–4 weeks in the fridge or about 1 week on the counter.
How long it keeps
Fridge (40°F) 3–4 weeks safe window
Freezer (0°F) 3–4 months (juice or zest) best quality
Pantry ~1 week OK stored right
Discard Discard moldy, soft, or fermented lemons.
The answer
Cut lemons last 3–4 days in the fridge wrapped tightly.
How long it keeps
Fridge (40°F) 3–4 days safe window
Freezer (0°F) 3–4 months (juice) best quality
Room temp 2 hours max then discard
Discard Discard if held above 40°F for more than 2 hours, or above 90°F for more than 1 hour.
By state & packaging
State Fridge Freezer
Whole, refrigerated 3–4 weeks 3–4 months juice
Cut, wrapped 3–4 days 3–4 months juice
Signs it has gone bad
✕ Green or white mold
✕ Soft, wrinkled with off smell
✕ Fermented odor
FAQ
Is a dried-out lemon still good?
A shriveled lemon with firm flesh is fine for juice. Discard moldy or fermented ones.