7-Day Forecast Summary
7-Day Detailed Weather Forecast for Fontana
This Afternoon |
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Temperature: 104°F Wind Speed: 5 to 10 mph Wind Direction: SW Forecast: Sunny, with a high near 104. Southwest wind 5 to 10 mph, with gusts as high as 25 mph. |
Tonight |
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Temperature: 76°F Wind Speed: 0 to 10 mph Wind Direction: NW Forecast: Mostly clear, with a low around 76. Northwest wind 0 to 10 mph, with gusts as high as 20 mph. |
Wednesday |
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Temperature: 106°F Wind Speed: 0 to 10 mph Wind Direction: N Forecast: Sunny, with a high near 106. Heat index values as high as 105. North wind 0 to 10 mph, with gusts as high as 20 mph. |
Wednesday Night |
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Temperature: 76°F Wind Speed: 0 to 10 mph Wind Direction: W Forecast: Mostly cloudy, with a low around 76. West wind 0 to 10 mph, with gusts as high as 20 mph. |
Thursday |
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Temperature: 106°F Wind Speed: 0 to 10 mph Wind Direction: NW Forecast: Partly sunny, with a high near 106. Northwest wind 0 to 10 mph. |
Thursday Night |
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Temperature: 77°F Wind Speed: 0 to 10 mph Wind Direction: W Forecast: Partly cloudy, with a low around 77. |
Friday |
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Temperature: 105°F Wind Speed: 0 to 10 mph Wind Direction: NW Forecast: Mostly sunny, with a high near 105. |
Friday Night |
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Temperature: 76°F Wind Speed: 0 to 10 mph Wind Direction: W Forecast: Partly cloudy, with a low around 76. |
Saturday |
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Temperature: 101°F Wind Speed: 0 to 15 mph Wind Direction: SW Forecast: Sunny, with a high near 101. |
Saturday Night |
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Temperature: 72°F Wind Speed: 0 to 15 mph Wind Direction: W Forecast: Mostly clear, with a low around 72. |
Sunday |
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Temperature: 97°F Wind Speed: 0 to 15 mph Wind Direction: SW Forecast: Sunny, with a high near 97. |
Sunday Night |
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Temperature: 68°F Wind Speed: 0 to 15 mph Wind Direction: SW Forecast: Mostly clear, with a low around 68. |
Monday |
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Temperature: 94°F Wind Speed: 0 to 10 mph Wind Direction: SW Forecast: Sunny, with a high near 94. |
Monday Night |
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Temperature: 67°F Wind Speed: 0 to 10 mph Wind Direction: W Forecast: Mostly clear, with a low around 67. |

