Weather in Rancho Cucamonga, California for July 2026
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Until now, July 2026 in Rancho Cucamonga has been nearly identical to the historical average, with a temperature of 34.5 °C (showing only a slight deviation of 0.2 °C).
The forecast for the next days in Rancho Cucamonga predicts temperatures to be around 36 °C, close to the historical average.
In general, the average temperature in Rancho Cucamonga at the beginning of July is 33.4 °C. As the month progressed, temperatures tended to noticeably warm up, reaching an average of 36.3 °C by the end of July.
Precipitation in Rancho Cucamonga during July is a rare event, with an average of fewer than 2 rainy days.
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Rancho Cucamonga Weather July
Temperatures trend during July in Rancho Cucamonga
July weather in Rancho Cucamonga day by day
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Jul. 1 |  Sunny | 33° /17° | 0 mm | 9 | |
| Jul. 2 | Sunny | 33° /17° | 0 mm | 10 | |
| Jul. 3 | Sunny | 34° /18° | 0 mm | 10 | |
| Jul. 4 | Sunny | 34° /18° | 0 mm | 10 | |
| Jul. 5 | Sunny | 34° /18° | 0 mm | 10 | |
| Jul. 6 | Sunny | 33° /19° | 0 mm | 10 | |
| Jul. 7 | Sunny | 33° /18° | 0 mm | 9 | |
| Jul. 8 | Sunny | 35° /18° | 0 mm | 9 | |
| Jul. 9 | Sunny | 35° /19° | 0 mm | 10 | |
| Jul. 10 | Sunny | 36° /19° | 0 mm | 10 | |
| Jul. 11 | Sunny | 36° /20° | 0 mm | 10 | |
| Jul. 12 | Sunny | 33° /19° | 0 mm | 10 | |
| Jul. 13 | Sunny | 34° /19° | 0.7 mm | 10 | |
| Jul. 14 | Sunny | 35° /19° | 0 mm | 10 | |
| Jul. 15 | Sunny | 36° /21° | 0 mm | 10 | |
| Jul. 16 | Sunny | 35° /20° | 0 mm | 9 | |
| Jul. 17 | Sunny | 34° /20° | 0 mm | 9 | |
| Jul. 18 | Sunny | 34° /20° | 0.2 mm | 9 | |
| Jul. 19 | Sunny | 38° /19° | 0 mm | 11.8 | |
| Jul. 20 | Sunny | 34° /21° | 0 mm | 11.6 | |
| Jul. 21 | Sunny | 34° /21° | 0 mm | 11.4 | |
| Jul. 22 | Sunny | 35° /21° | 0 mm | 11.6 | |
| Jul. 23 | Sunny | 37° /23° | 0 mm | 9 | |
| Jul. 24 | Sunny | 36° /23° | 0 mm | 9 | |
| Jul. 25 | Sunny | 35° /21° | 0 mm | 9 | |
| Jul. 26 | Sunny | 36° /21° | 0 mm | 9 | |
| Jul. 27 | Sunny | 38° /22° | 0 mm | 9 | |
| Jul. 28 | Sunny | 35° /22° | 0 mm | 9 | |
| Jul. 29 |  Partly cloudy | 35° /22° | 0 mm | 8 | |
| Jul. 30 | Sunny | 38° /23° | 0 mm | 9 | |
| Jul. 31 | Sunny | 37° /23° | 0 mm | 9 | |
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Rancho Cucamonga in July - FAQ
What are the expected maximum and minimum temperatures in Rancho Cucamonga during July?
How much rainfall should be expected in Rancho Cucamonga during July?
What are the typical wind conditions in Rancho Cucamonga during July?
UV exposure in Rancho Cucamonga during July
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Where is Rancho Cucamonga?Get accurate weather forecasts for Rancho Cucamonga, located at latitude 34.106 and longitude -117.593. Stay updated with localized weather information tailored for Rancho Cucamonga.