| NWS Forecast for: Fontana CA Issued by: National Weather Service San Diego, CA Last Update: 2:06 am PDT Jul 3, 2025 |  |
Today: Sunny, with a high near 88. Southwest wind 5 to 10 mph increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 20 mph. Tonight: Patchy fog after 5am. Otherwise, mostly clear, with a low around 61. West wind 5 to 10 mph becoming light southwest after midnight. Independence Day: Patchy fog before 8am. Otherwise, sunny, with a high near 90. Light south wind becoming west 10 to 15 mph in the afternoon. Winds could gust as high as 20 mph. Friday Night: Clear, with a low around 62. West wind 10 to 15 mph becoming light southwest after midnight. Saturday: Sunny, with a high near 92. Light and variable wind becoming southwest 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph. Saturday Night: Mostly clear, with a low around 63. Sunday: Patchy fog before 11am. Otherwise, sunny, with a high near 94. Sunday Night: Mostly clear, with a low around 63. Monday: Patchy fog before 11am. Otherwise, sunny, with a high near 95. Monday Night: Mostly clear, with a low around 66. Tuesday: Patchy fog. Otherwise, sunny, with a high near 97. Tuesday Night: Mostly clear, with a low around 71. Wednesday: Patchy fog. Otherwise, sunny, with a high near 100. | |
| Fontana CA 34.1°N 117.45°W (Elev. 1240 ft) | |
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