Rialto Weather Forecast
- 48
- 60
Increasing Clouds
- 46
- 51
Rain
- 45
- 54
Rain Showers Likely
- 47
- 65
Slight Chance Rain Showers
- 51
- 73
Mostly Sunny
- 53
- 78
Mostly Sunny
Today 29 Mar San Bernardino and Riverside County Valleys-The Inland Empire
Partly cloudy. Highs 59 to 63. Areas of Winds south 10 to 15 Mph. Gusts to 30 Mph this afternoon.
Tonight 29 Mar San Bernardino and Riverside County Valleys-The Inland Empire
Partly cloudy with a slight chance of rain in the Evening, then mostly cloudy with rain likely overnight. Lows 39 to 48. Areas of Winds south 10 to 20 Mph. Gusts to 25 Mph becoming 35 Mph overnight. Chance of measurable precipitation 70 percent.
Rialto Temperature Statistics
March Temperature
San Bernardino Intl. Airport (6.8 miles)
Lowest 25 March, 2024
39.2 °FAverage March
53.8 °FHighest 18 March, 2024
77 °F
Climate (2019–Present)
San Bernardino Intl. Airport (6.8 miles)
Take a look at our website widgetsAvailable free! Find Out MoreAverage Low 2019–2024
54.4 °FAverage 2019–2024
63.5 °FAverage High 2019–2024
80.8 °F