Thermostat dream meaning is explained below using 3 different sources. Each interpretation is shown with its source.

Interpretation 1 — Ariadne Green

A thermostat regulates heat and may signify an uncomfortable situation that leaves you cold.

To turn up the heat in the home in a dream would suggest that you want to warm up to guests or provide a cozy atmosphere.

A broken thermostat may reflect difficulties in regulating or controlling your environment or your mood.

Source: Ariadne's Book of Dream Author: Ariadne Green

Interpretation 2 — myjellybean

To see/read a thermostat in your dream symbolizes arguments with family members.
Source: My Dream Interpretation Author: myjellybean

Interpretation 3 — Margaret Hamilton

See “temperature”
Source: Dream Dictionary Unlimited Author: Margaret Hamilton