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10 day weather forecast for Rancho Cucamonga

Wednesday, November 4th, 2026, at 07:57 AM
Today
Sunny
24° 11°
Tomorrow
Sunny
26° 11°
Friday
Sunny
28° 12°
Saturday
Sunny
29° 13°
Sunday
Partly cloudy
28° 14°
Monday
Partly cloudy
26° 16°
Tuesday
Sunny
25° 16°
 More Details See
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Rancho Cucamonga Weather Pages

Rancho Cucamonga weather forecast

The weather forecast for Rancho Cucamonga over the next 5 days indicates comfortable conditions with temperatures ranging from 24 °C to 29 °C, accompanied by a gentle breeze.

Weather today

Rancho Cucamonga 14 days weather forecast

This weeks weather in Rancho Cucamonga. Click on a date for detailed forecasts
Wed. 4
24°
11°
Sunny
0 mm
Thu. 5
26°
11°
Sunny
0 mm
Fri. 6
28°
12°
Sunny
0 mm
Sat. 7
29°
13°
Sunny
0 mm
Sun. 8
28°
14°
Partly cloudy
0 mm
Mon. 9
26°
16°
Partly cloudy
0 mm
Tue. 10
25°
16°
Sunny
0 mm
Wed. 11
22°
15°
Sunny
0 mm
Thu. 12
19°
14°
Overcast
0 mm
Fri. 13
16°
12°
Heavy rain
28.1 mm
Sat. 14
18°
9°
Sunny
0 mm
Sun. 15
17°
10°
Patchy rain possible
0.5 mm
Mon. 16
17°
9°
Partly cloudy
0.1 mm
Tue. 17
18°
9°
Partly cloudy
1 mm
Further Ahead
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Access Rancho Cucamonga weather forecasts with a simple click. Select any date for comprehensive insights on temperature, rainfall, and wind conditions.
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Rancho Cucamonga long range weather forecast

30 day weather forecast for Rancho Cucamonga
October
December
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1
Patchy rain possible
23°
2
Cloudy
25°
3
Sunny
23°
4
Sunny
24°
5
Sunny
26°
6
Sunny
28°
7
Sunny
29°
8
Partly cloudy
28°
9
Partly cloudy
26°
10
Sunny
25°
11
Sunny
22°
12
Overcast
19°
13
Heavy rain
16°
14
Sunny
18°
15
Patchy rain possible
17°
16
Partly cloudy
17°
17
Partly cloudy
18°
18
Moderate rain
14°
19
Patchy rain possible
17°
20
Sunny
16°
21
Moderate rain
21°
22
Partly cloudy
21°
23
Overcast
17°
24
Patchy rain possible
16°
25
Sunny
19°
26
Overcast
18°
27
Overcast
19°
28
Partly cloudy
20°
29
Patchy rain possible
19°
30
Partly cloudy
19°
Important Notice
Our Rancho Cucamonga long range weather forecast is based on historical data analysis rather than real-time forecasting models. While this provides a general outlook, weather conditions can change. We recommend checking the forecast closer to your planned date for the most current information.

Rain Forecast for the Next 14 Days in Rancho Cucamonga

A total of 29.7 mm is expected over 1 rainy day. The wettest day is Friday 13, with 28.1 mm. Click a day for details.
Wed. 4
0 mm
2%
Thu. 5
0 mm
2%
Fri. 6
0 mm
1%
Sat. 7
0 mm
0%
Sun. 8
0 mm
4%
Mon. 9
0 mm
2%
Tue. 10
0 mm
1%
Wed. 11
0 mm
3%
Thu. 12
0 mm
10%
Fri. 13
28.1
28.1 mm
75%
Sat. 14
0 mm
3%
Sun. 15
0.5
0.5 mm
36%
Mon. 16
0.1
0.1 mm
17%
Tue. 17
1
1 mm
41%

Frequently asked questions about the weather in Rancho Cucamonga

How warm is it in Rancho Cucamonga over the next 14 days?
Over the next two weeks, temperatures in Rancho Cucamonga are expected to range from around 9 °C on the coldest nights up to about 29 °C on the warmest days. Use this range to plan what to pack and wear.

Will it rain in Rancho Cucamonga in the next two weeks?
Yes - rain is expected on about 1 of the next 14 days in Rancho Cucamonga, with roughly 29.7 mm of rainfall in total. It is worth keeping an umbrella or raincoat handy.

How windy is it in Rancho Cucamonga?
Maximum wind speeds in Rancho Cucamonga are forecast to reach about 13 km/h at their peak over the next 14 days.

When is the best time to visit Rancho Cucamonga?
For a month-by-month look at temperatures and rainfall, see our best time to visit Rancho Cucamonga guide.

How accurate is the 14-day forecast for Rancho Cucamonga?
Our Rancho Cucamonga forecast uses leading meteorological models and is most reliable over the next few days. Long-range days beyond a week show general trends and can change, so check back closer to the date for updates.
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Location coordinates Where is Rancho Cucamonga?

Get accurate weather forecasts for Rancho Cucamonga, located at latitude 34.106 and longitude -117.593. Stay updated with localized weather information tailored for Rancho Cucamonga.

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