Fontana, CA Weather

Welcome to the live Fontana weather page. Whether you are checking the temperature today, planning your week with the hourly weather forecast, or watching for storms heading toward Fontana, CA, this page gives you a complete view of current conditions and what to expect next.

Fontana sits in West Coast and has a Mediterranean climate. In practical terms, the West Coast has a Mediterranean climate, with mild wet winters, warm dry summers, very little snow at the coast, and reliable sunshine most of the year. That means residents and visitors should watch the forecast carefully throughout the year, especially during transitional seasons when conditions shift quickly.

Above you will find the live Fontana weather radar-ready forecast: current temperature, what it feels like, humidity, wind speed and direction, pressure, visibility, sunrise and sunset times. The hourly forecast covers the next 24 hours so you can plan your commute, outdoor activities, and travel with confidence.

For longer planning, the 7-day forecast shows daily highs and lows, dominant conditions, chance of rain, and wind for each day. This is ideal for trip planning, weddings, sports events, and any outdoor work that depends on stable weather in the Fontana area.

If severe weather is in the area, the alerts panel will surface any official National Weather Service watches and warnings for Fontana and the surrounding California region, including thunderstorm warnings, flood advisories, winter storm warnings, and heat advisories.

For nearby coverage, see live forecasts for other major cities in California and across the United States linked below. You can also bookmark this page for quick access to today's weather, this week's rain forecast, and live conditions in Fontana whenever you need them.