Weather for Trestle Tank, AZ - Trestle Tank, AZ Weather, Current Weather in Trestle Tank, AZ. Local weather report for Trestle Tank, AZ, Local Trestle Tank, AZ weather. Forecast for Trestle Tank, Arizona, Trestle Tank, AZ weather forecast. Find your local Trestle Tank weather forecast. Trestle Tank, AZ weather conditions.