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Today Hourly 7 days 30 days March
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March 2026 Weather | Rancho Cucamonga, California

Sun 3/1
Cloudy Weather
Day 73°
Night 52°
20
Mon 3/2
Cloudy Weather
Day 70°
Night 48°
25
Tue 3/3
Cloudy Weather
Day 66°
Night 45°
25
Wed 3/4
Sunny Weather
Day 64°
Night 43°
5
Thu 3/5
Cloudy Weather
Day 63°
Night 43°
25
Fri 3/6
Cloudy Weather
Day 64°
Night 45°
49
Sat 3/7
Cloudy Weather
Day 66°
Night 48°
0
Sun 3/8
Cloudy Weather
Day 70°
Night 50°
0
Mon 3/9
Cloudy Weather
Day 73°
Night 52°
0
Tue 3/10
Sunny Weather
Day 73°
Night 52°
66
Wed 3/11
Cloudy Weather
Day 73°
Night 52°
60
Thu 3/12
Cloudy Weather
Day 75°
Night 52°
100
Fri 3/13
Cloudy Weather
Day 70°
Night 48°
40
Sat 3/14
Cloudy Weather
Day 66°
Night 46°
40
Sun 3/15
Rainy Weather
Day 64°
Night 46°
0
Mon 3/16
Rainy Weather
Day 64°
Night 45°
0
Tue 3/17
Sunny Weather
Day 66°
Night 45°
64
Wed 3/18
Sunny Weather
Day 66°
Night 45°
0
Thu 3/19
Cloudy Weather
Day 70°
Night 46°
0
Fri 3/20
Cloudy Weather
Day 70°
Night 46°
0
Sat 3/21
Cloudy Weather
Day 70°
Night 46°
0
Sun 3/22
Cloudy Weather
Day 72°
Night 48°
3
Mon 3/23
Cloudy Weather
Day 70°
Night 48°
1
Tue 3/24
Rainy Weather
Day 70°
Night 50°
0
Wed 3/25
Stormy Weather
Day 70°
Night 48°
1
Thu 3/26
Cloudy Weather
Day 70°
Night 46°
1
Fri 3/27
Cloudy Weather
Day 70°
Night 45°
84
Sat 3/28
Cloudy Weather
Day 70°
Night 46°
25
Sun 3/29
Cloudy Weather
Day 72°
Night 46°
5
Mon 3/30
Cloudy Weather
Day 70°
Night 52°
90
Tue 3/31
Cloudy Weather
Day 72°
Night 54°
25