Welcome to the Vintage Fever Thermometers Store

Sometimes the old ways truly are better. When it comes to taking an accurate temperature, vintage mercury thermometers have stood the test of time.

Modern digital thermometers can give inconsistent readings, leaving you unsure what’s correct. A mercury-in-glass thermometer keeps it simple — no batteries to fail, no electronics to glitch. Just proven, precise temperature measurement.

Whether you choose an oral mercury thermometer or a glass rectal thermometer, these classic instruments are known for their reliability, clarity, and durability. Many remain accurate decades after they were made, making them an essential tool for those who value preparedness and craftsmanship.