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10 day weather forecast for Rancho Cucamonga

Sunday, February 15th, 2026, at 03:44 AM
today
High Surf Advisory
Partly cloudy
16° 9°
tomorrow
High Surf Advisory
Heavy rain
10° 7°
Tuesday
Moderate rain
12° 8°
Wednesday
Heavy rain
9° 3°
Thursday
Partly cloudy
12° 1°
Friday
Partly cloudy
13° 7°
Saturday
Partly cloudy
13° 6°
 More Details See
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Rancho Cucamonga Weather Pages

Rancho Cucamonga weather forecast

The weather forecast for Rancho Cucamonga for today indicates wet and stormy conditions with temperatures remaining cool with temperatures around 16 °F.

Rain is expected from Monday until Wednesday.

Wind speeds are expected to be breezy, averaging around 15 km/h.

On Monday, a notable cooling trend with temperatures reaching 10°C, and extremely heavy downpours with a 85% chance, expected to exceed 130.01mm.

Weather today
Rancho Cucamonga weather forecast

Rancho Cucamonga 14 days weather forecast

This weeks weather in Rancho Cucamonga. Click on a date for detailed forecasts
Sun. 15
16°
9°
Weather Alert
Partly cloudy
0 mm
Mon. 16
10°
7°
Weather Alert
Heavy rain
130 mm
Tue. 17
12°
8°
Moderate rain
13.2 mm
Wed. 18
9°
3°
Heavy rain
25.4 mm
Thu. 19
12°
1°
Partly cloudy
0 mm
Fri. 20
13°
7°
Partly cloudy
0 mm
Sat. 21
13°
6°
Partly cloudy
0 mm
Sun. 22
12°
8°
Patchy rain possible
0.1 mm
Mon. 23
15°
7°
Sunny
0 mm
Tue. 24
15°
10°
Patchy rain possible
0.2 mm
Wed. 25
15°
9°
Patchy rain possible
2.7 mm
Thu. 26
11°
6°
Patchy rain possible
0.4 mm
Fri. 27
18°
4°
Sunny
0 mm
Sat. 28
22°
8°
Sunny
0 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
January
March
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1
Light rain shower
17°
2
Patchy rain possible
18°
3
Patchy rain possible
20°
4
Moderate rain
18°
5
Moderate rain
14°
6
Moderate or heavy rain with thunder
14°
7
Light rain shower
15°
8
Patchy rain possible
18°
9
Overcast
17°
10
Sunny
16°
11
Sunny
12°
12
Partly cloudy
15°
13
Partly cloudy
16°
14
Partly cloudy
13°
15
Weather Alert Partly cloudy
16°
16
Weather Alert Heavy rain
10°
17
Moderate rain
12°
18
Heavy rain
9°
19
Partly cloudy
12°
20
Partly cloudy
13°
21
Partly cloudy
13°
22
Patchy rain possible
12°
23
Sunny
15°
24
Patchy rain possible
15°
25
Patchy rain possible
15°
26
Patchy rain possible
11°
27
Sunny
18°
28
Sunny
22°
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

The chart displays the expected rainfall values (in mm) over the next 14 days in Rancho Cucamonga, highlighting variations in precipitation levels for specific dates. ☔

Rancho Cucamonga Wind Speed Forecast Chart

This chart illustrates the projected daily max wind speed (in km) in Rancho Cucamonga over the next two weeks, providing insights into periods of increased or decreased wind activity. 🌀

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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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