Rancho Fontana Rainfall Forecast
- 15%
- 5%
- No Rain
- No Rain
- No Rain
- No Rain
- No Rain
Rancho Fontana Rainfall Statistics
January Rainfall
Ontario International Airport (7.5 miles)
Total Rainfall January
1inDaily Average January
0.3inWettest Day 1 January, 2026
0.9inWet Days January
4/6 (67%)
Climate (2010–Present)
Ontario International Airport (7.5 miles)
Annual Average 2021–2025
13.5inMonthly Average 2021–2025
1.1inDaily Average 2021–2026
0.04inWettest Day 5 February, 2024
3.6in