October 2025 Weather | Fontana, California

Today 10/22
Cloudy Weather
Day 73°
Night 54°
1
Thu 10/23
Sunny Weather
Day 77°
Night 52°
2
Fri 10/24
Cloudy Weather
Day 84°
Night 55°
1
Sat 10/25
Sunny Weather
Day 79°
Night 55°
2
Sun 10/26
Cloudy Weather
Day 75°
Night 55°
6
Mon 10/27
Sunny Weather
Day 82°
Night 55°
6
Tue 10/28
Sunny Weather
Day 91°
Night 57°
3
Wed 10/29
Sunny Weather
Day 90°
Night 59°
0
Thu 10/30
Cloudy Weather
Day 81°
Night 61°
0
Fri 10/31
Cloudy Weather
Day 77°
Night 48°
0