Tried finding a simple (not digital) thermometer for garage but they only go up to 120F and lets be honest our garages are probably much more than that in the summer. Do
Retro Wall Thermometers – Ajay's Ford V8 Parts & Man Cave Accessories
Rare Original Shell Gasoline Porcelain Thermometer | Vintage thermometer, Shell oil company, Shell gas station
1960s Castrol motor oil thermometer - The Old Collectors Garage