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Cypress Park Fontana, CA 7-Day Night Weather Forecast
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Cypress Park Fontana, CA Weather Forecast
Cypress Park Fontana, CA Weather Forecast Date: 1207 PM PDT Tue Aug 04 2026
The area/counties/county of: San Bernardino And Riverside County Valleys, including the cities of: Riverside, San Bernardino, Ontario, Moreno Valley, Fontana, Rancho Cucamonga, and Corona.or toggle through each period.
Tonight... Mostly clear. Lows 62 to 68. Areas of winds west 10 to 15 mph with gusts to 25 mph this evening becoming light.
Wednesday... Mostly sunny. Highs 92 to 101. Areas of winds west to 10 mph...Becoming 10 to 15 mph with gusts to 25 mph in the afternoon.
Wednesday Night... Clear. Lows 63 to 69. Areas of winds west 10 to 15 mph with gusts to 25 mph in the evening becoming light.
Thursday... Mostly sunny. Highs 96 to 102. Areas of winds south to 10 mph becoming west with gusts to 25 mph in the afternoon.
Thursday Night... Mostly clear. Lows 64 to 70. Areas of winds southwest to 10 mph in the evening becoming light.
Friday... Mostly sunny. Highs 97 to 104.
Friday Night... Mostly clear. Lows 63 to 69.
Saturday... Mostly sunny. Highs 96 to 104.
Saturday Night... Mostly clear. Lows 64 to 70.
Sunday... Mostly sunny. A slight chance of showers in the afternoon. Highs 96 to 103.
Sunday Night... Partly cloudy in the evening...Becoming mostly clear. Lows 65 to 70.
Monday... Mostly sunny. Highs 93 to 100.
Monday Night... Mostly clear. Lows 63 to 67.
POP = Probability of Precipitation
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