Coronado Island Weather January 2025. Get the monthly weather forecast for coronado, ca, including daily high/low, historical averages, to help you plan ahead. Daily high temperatures are around 65°f, rarely falling below 59°f or exceeding 76°f.

Get the monthly weather forecast for coronado, ca, including daily high/low, historical averages, to help you plan ahead. Weather.com brings you the most accurate monthly weather forecast for coronado, ca, united states with average/record and high/low temperatures, precipitation and more.