Fontana, CA

Current conditions, hourly and 7-day forecast, and live radar for Fontana, CA 92335. Right now: sunny, 106°F. Data from the National Weather Service.

• This Afternoon: Sunny, with a high near 106. West wind around 5 mph.
• Tonight: Mostly clear, with a low around 76. Southeast wind 0 to 5 mph.
• Thursday: Sunny, with a high near 101. Southwest wind 0 to 10 mph, with gusts as high as 20 mph.
• Thursday Night: Mostly clear, with a low around 73. Southwest wind 0 to 10 mph.
• Friday: Sunny, with a high near 96. Southwest wind 0 to 10 mph, with gusts as high as 20 mph.
• Friday Night: Mostly clear, with a low around 68.