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Food Thermometer Range: Temperature, Accuracy and Reach

Range can mean three different things: temperatures the sensor can measure, wireless distance and the accuracy tolerance within that span. Check all three against your cooking method.

A food thermometer range may describe the lowest and highest temperature it can measure, not how far its signal travels. For an instant-read probe, the useful question is whether the measurement span covers chilled food, cooked meat, sugar work or hot oil. For a wireless model, you must separately assess radio, Bluetooth or Wi-Fi reach.

Meat thermometers

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Common questions

Questions before you buy

What temperature range should a food thermometer have?

For everyday meat cooking, it needs to cover chilled temperatures through normal cooked-food temperatures. Candy, deep-frying and very hot grill work may require a wider, explicitly approved range.

Is thermometer range the same as accuracy?

No. Range is the span a device can measure; accuracy states how close a reading should be to the true value under specified conditions.

How far does a wireless meat thermometer reach?

It depends on the technology and environment. Open-space claims can fall sharply through metal cooker walls, masonry and several rooms.

Can I check food thermometer accuracy at home?

Many probes can be checked using an ice-point or boiling-water method, but follow the manufacturer's instructions and account for local boiling-point variation.