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Ontario Park, CA 7-Day Weather Forecast
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Ontario Park Weather Forecast
Ontario Park, CA Weather Forecast Date: 1148 AM PDT Sun Aug 23 2026
Weather forecast for Ontario Park, CA
Tonight Lo: 72°F Lo: 22°C |
Tonight... Mostly clear. Lows 68 to 74. Areas of winds west 10 to 15 mph this evening becoming light. |
Mon Hi: 103°FHi: 39°C Lo: 71°F Lo: 22°C |
Monday... Mostly sunny. Highs 99 to 105. Light winds becoming west 10 to 15 mph with gusts to 25 mph in the afternoon. |
| Tue Hi: 105°FHi: 41°C Lo: 73°F Lo: 23°C |
Tuesday... Mostly sunny. Highs 101 to 107. Light winds becoming west 10 to 15 mph with gusts to 25 mph in the afternoon. |
| Wed Hi: 105°FHi: 41°C Lo: 75°F Lo: 24°C |
Wednesday... Mostly sunny. Highs 101 to 108. |
| Thu Hi: 106°FHi: 41°C Lo: 75°F Lo: 24°C |
Thursday... Mostly sunny. Highs 102 to 108. |
Fri Hi: 105°FHi: 41°C Lo: 73°F Lo: 23°C |
Friday... Partly cloudy. Highs 101 to 107. |
| Sat Hi: 104°FHi: 40°C Lo: 71°F Lo: 22°C |
Saturday... Mostly sunny. Highs 100 to 107. |
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