Temperate (adjective)

1. Moderate or balanced in behavior or action.
2. Not extreme in temperature or climate.

Origin:

Derived from the latin word "temperatus" meaning "moderated, or balanced".

Examples:

1. He had a temperate personality and never got angry.
2. The weather was temperate and pleasant.
3. The region has a temperate climate.
4. The sea was temperate and warm.
5. The government had a temperate policy towards the issue.