Rialto, California hourly weather forecast
Saturday 14 November 2026 | 18:21
19°
Broken clouds
Feels like 17°
- High
- 20°
- Low
- 13°
- Humidity
- 51%
- Wind
- 8 km/h
Hourly forecast / Rialto
Conditions hour by hour
Scroll horizontally
Chance of rain
Wind speed
Humidity
Temperature and rain / Rialto
The coming days
High
23°
Low
11°
Average high
18.9°
Average low
12.7°
Total rain
27.8 mm
Average rain
1.9 mm
Air quality - Rialto
Particles and ozone
Good
7.70 µg/m³
0-1212-3535-5555+
The air is clean: enjoy the outdoors.
PM1011.60µg/m³
Ozone96µg/m³
Data updated hourly
Weather nearby
More cities in United StatesWeather guides
All articles
When does winter start 2026? First day of winter and solsticeWinter 2026 starts in the Northern Hemisphere on Monday, December 21, 2026, at 3:50 p.m. EST (20:50 UTC), the...
What is a DANA in Spain? The cold drop storm explainedA DANA is a cut-off low: a pocket of very cold air high in the atmosphere, about 5,000 to 9,000 meters (16,000...
Yellow, amber and red weather warnings: what each color meansA yellow weather warning means weather that could cause some disruption or danger, usually for specific places...
Frequently asked questions
Quick answers about the weather in Rialto
Tomorrow in Rialto, expect Overcast ☁️, with:\n\n- High of 21°\n- Low of 12°
Need more information?
Our data is updated regularly to give you the most reliable forecast.
Last updated: 2026-11-15