1. A period of relatively calm, stable atmospheric conditions with little or no precipitation expected; weather that is not changing rapidly
After days of rain, we finally have settled weather for the picnic.
Depois de dias de chuva, finalmente temos um tempo estável para o piquenique.
2. Weather conditions characterized by high atmospheric pressure, clear skies, and predictable patterns
The forecast predicts settled weather throughout the week.
A previsão indica tempo estável durante toda a semana.