Coffee Mug Warmer Guide: Real Temps and Auto Shutoff
Quick Answer A coffee mug warmer holds coffee near drinking temperature, roughly 125°F to 145°F in most independent tests, and it does not reheat a cold cup. Plate warmers advertise settings from about 104°F up to 175°F, but the liquid inside your mug typically lands 20°F to 40°F below the plate setting because heat escapes…