Why a sauna thermometer matters
A sauna is a ritual of wellness and balance. Temperature control is the foundation of that balance. A reliable sauna thermometer confirms that your cabin reaches and maintains the ideal heat level. Without it you guess. With it you relax.
Why a hygrometer is equally important
Humidity defines the character of your session. Finnish style sauna stays dry. Bio sauna leans moist. A hygrometer shows the exact moisture level so you can adjust steam with confidence and find your personal sweet spot for comfort and safety.
Materials and design that fit your sauna
- Wood frames: Pine or abachi blends with classic cabins. Warm and natural ambiance.
- Stainless steel: Clean look and easy care. A perfect match for modern spa interiors.
- Brass or chrome: Premium shine and strong corrosion resistance.
- Mineral glass: Clear view and dependable protection for the measuring system.
Instrument types
Thermometer only
Bimetal thermometer that tracks heat precisely. Ideal if you already have a routine and prefer a minimal setup.
Hygrometer only
Synthetic hair hygrometer that responds quickly to moisture changes. A smart addition for users who fine tune steam.
Combination unit
Two scales in one compact instrument. See temperature and humidity at a glance and save wall space.
German craftsmanship you can trust
Each instrument reflects decades of know how and careful hand assembly. Bimetal thermometers deliver stable and repeatable readings. Synthetic hair hygrometers respond quickly to moisture changes. Mineral glass protects the movement and ensures long term clarity. Wood and metal parts are finished with precision so the result feels solid and looks timeless.
- Fischer: Hand made bimetal thermometers and sensitive synthetic hair hygrometers. Wood and stainless designs. Made in Germany.
- Barigo: Elegant stainless and abachi wood cases. High precision and refined finishing.
- Lufft: Scientific calibration heritage. Great choice for frequent use and professional settings.
Fahrenheit guidance
Finnish style sessions often read about 176 to 212 degrees Fahrenheit with low humidity. Bio saunas sit near 140 degrees Fahrenheit with higher humidity. Adjust steam slowly and observe your comfort.
Key features to compare
- Measurement range: Typical thermometer span is 90 to 250 degrees Fahrenheit. Hygrometer span is 0 to 100 percent relative humidity.
- Accuracy: Look for about plus or minus 4 degrees Fahrenheit and about plus or minus 3 percent relative humidity for dependable readings.
- Size and readability: A diameter around 6 inches improves visibility. Smaller units are compact and discreet.
- Durability: Mineral glass and robust cases stand up to heat and steam.
- Design: Wood for tradition. Stainless for modern elegance. Brass for a luxury look.
Featured picks from our collection
Fischer Sauna Thermometer, Pinewood. 155 mm, 196T-03F (°F)
High-quality bimetal thermometer. Pre-adjusted in the climatic chamber. Clear Fahrenheit display.
- Temperature 70–280 °F
- Accuracy ±1 K · Mineral glass
- Made in Germany
Fischer Sauna Thermometer, Stainless Steel (°F)
Polished stainless housing. Hygienic and robust. Clear Fahrenheit scale.
- Temperature 35–245 °F
- Stainless steel case
- Made in Germany
Fischer Sauna Thermometer & Hygrometer, Pinewood (°F)
Square wood design. Thermometer + synthetic hair hygrometer. US Fahrenheit version with English dial.
- Temperature 90–250 °F
- Humidity 0–60 % RH
- Mineral glass · Pinewood
Fischer Set: Thermometer + Hygrometer, 155 mm (°F)
Two separate round instruments as a coordinated set. Fahrenheit thermometer + English hygrometer.
- Thermometer 70–280 °F
- Hygrometer 0–60 % RH
- Light apachi timber · Mineral glass
Care and calibration
Keep the glass clean and handle the unit gently. To verify a hygrometer wrap it in a damp cloth for about thirty minutes. The reading should approach about 95 percent relative humidity. If your model includes an adjustment screw fine tune the reading carefully.
Precision instruments. Made in Germany. Two year warranty on many models.