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How to Thaw a Turkey Safely (and Exactly When to Start)

A frozen turkey on the big day is the most common holiday kitchen disaster. Here's how to make sure it never happens to you.

By the KitchenArithmetic team · Updated October 2026 · 6 min read

A whole turkey is big and dense, so it thaws slowly. Leaving it on the counter isn't safe: the outside warms into the temperature range where bacteria multiply quickly while the middle is still frozen. Food safety authorities like the USDA recommend three safe methods. Each takes a very different amount of time, which is why planning matters.

Don't want to do the maths? Our turkey calculator gives you the exact day to start, based on your turkey's weight and when you're eating.

Method 1: the fridge (best)

Allow about 24 hours for every 4 to 5 pounds, in a fridge at 40 °F (4 °C) or colder. It's the slowest method but the safest and easiest. The turkey stays cold the whole time and needs no attention.

Method 2: cold water (faster)

Allow about 30 minutes per pound. A 14-pound turkey takes about 7 hours. Faster, but it needs you nearby.

  1. Make sure the turkey is in a leak-proof bag. If the wrapping is torn, put it in a large sealed plastic bag.
  2. Submerge it breast-side down in a clean sink or cooler full of cold tap water.
  3. Change the water every 30 minutes so it stays cold.
  4. Cook it as soon as it has thawed. Don't put it back in the fridge for later.
Roast turkey on a platter with oranges and herbs
Plan the thaw and the roast together: the calculator works out both.

Method 3: the microwave (last resort)

Only possible if the turkey fits, which rules out most birds over about 12 pounds. Follow your microwave's defrost setting by weight, remove all the wrapping, and cook it immediately afterwards, because some parts start to cook while defrosting.

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When to start: the chart

Fridge thawing at 4 pounds per day (the cautious end of the USDA range), finishing the day before you cook:

Turkey weightFridge timeFor a Thursday meal, move it to the fridge byCold water
8–12 lb2–3 daysSunday4–6 hours
12–16 lb3–4 daysSaturday6–8 hours
16–20 lb4–5 daysFriday the week before8–10 hours
20–24 lb5–6 daysThursday the week before10–12 hours
The safest plan: buy a fresh (never frozen) turkey 1–2 days before, or move a frozen one into the fridge the weekend before. A thawed turkey is fine in the fridge for a couple of days.

Still frozen on the day?

Don't panic. You have two options:

What never to do

Make thawing and roasting easier

A sturdy roasting pan with a rack catches drips while thawing and gives an evenly browned bird. See roasting pans →

Written by the KitchenArithmetic team

Thawing times follow USDA food safety guidance. Spotted something off? Tell us.