Weather in Rialto, California
Wednesday 25 November 2026
21°
Clear sky
Feels like 18°
- High
- 22°
- Low
- 12°
- Humidity
- 29%
- Wind
- 12 km/h
Temperature and rain / Rialto
The coming days
High
27°
Low
7°
Average high
18.2°
Average low
11.7°
Total rain
69.1 mm
Average rain
4.6 mm
Air quality - Rialto
Particles and ozone
Good
4.60 µg/m³
0-1212-3535-5555+
The air is clean: enjoy the outdoors.
PM105.30µg/m³
Ozone118µg/m³
Data updated hourly
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Frequently asked questions
Quick answers about the weather in Rialto
Tomorrow in Rialto, expect Moderate rain 🌧️, with:\n\n- High of 21°\n- Low of 14°
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Our data is updated regularly to give you the most reliable forecast.
Last updated: 2026-11-13