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Today Hourly 7 days 30 days December
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December 2025 Weather | Ontario, California

Today 12/10
Sunny Weather
Day 82°
Night 52°
0
Thu 12/11
Sunny Weather
Day 82°
Night 50°
0
Fri 12/12
Cloudy Weather
Day 81°
Night 50°
1
Sat 12/13
Cloudy Weather
Day 79°
Night 46°
1
Sun 12/14
Cloudy Weather
Day 75°
Night 52°
2
Mon 12/15
Cloudy Weather
Day 75°
Night 48°
3
Tue 12/16
Sunny Weather
Day 79°
Night 50°
3
Wed 12/17
Cloudy Weather
Day 79°
Night 52°
0
Thu 12/18
Cloudy Weather
Day 82°
Night 52°
0
Fri 12/19
Sunny Weather
Day 77°
Night 52°
0
Sat 12/20
Cloudy Weather
Day 79°
Night 50°
0
Sun 12/21
Cloudy Weather
Day 75°
Night 50°
3
Mon 12/22
Cloudy Weather
Day 72°
Night 48°
1
Tue 12/23
Cloudy Weather
Day 66°
Night 43°
10
Wed 12/24
Cloudy Weather
Day 64°
Night 45°
25
Thu 12/25
Cloudy Weather
Day 70°
Night 45°
25
Fri 12/26
Cloudy Weather
Day 66°
Night 39°
20
Sat 12/27
Cloudy Weather
Day 70°
Night 43°
20
Sun 12/28
Sunny Weather
Day 70°
Night 41°
5
Mon 12/29
Sunny Weather
Day 68°
Night 39°
20
Tue 12/30
Cloudy Weather
Day 68°
Night 39°
20
Wed 12/31
Cloudy Weather
Day 66°
Night 45°
25