You can use the Echo temperature sensor to ask Alexa the room temperature, but only if you have the right hardware.
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How to use and take advantage of the Echo temperature
All-New Echo Dot (5th Gen, 2023 release)
New Coolant Temperature Sensor plus connector.
19322820 Coolant Temperature Sensor and Connector for 00-05 Toyota ECHO
How to Use the Echo Temperature Sensor
All-New Echo Dot (5th Gen, 2023 release)
Echo Plus (2nd Generation) Review
8/99 on Toyota Echo NCP12 / 13 1.5L 1NZ-FE. 8/99 on Toyota Echo NCP10 1.3L 2NZ-FE. The engine coolant temperature (ECT) sensor is a relatively simple
Coolant Temperature Sensor For Toyota Echo NCP10 NCP12 / 13 1.3L
SOLUTION]Alexa Media Player and temperature sensor not available
Buy Echo Dot (5th Gen) with Built-in Alexa Smart Wi-Fi