Rancho Cucamonga
October
Weather in Rancho Cucamonga for October 2025
Your guide to Rancho Cucamonga weather in October - trends and predictions
In general, the average temperature in Rancho Cucamonga at the beginning of October is 33.7 °F. As the month progressed, temperatures tended to significantly cool down, reaching an average of 22.9 °F by the end of October.
Precipitation in Rancho Cucamonga during October is a rare event, with an average of fewer than 2 rainy days.
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30
Dry days
1
Rainy days
0
Snow days
28°/15°
Temperatures
13 km/h
Avg max wind
40 %
Avg humidity
Rancho Cucamonga in October average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  28° | 2  31° | 3 33° | 4 34° | 5 37° | ||
| 6 37° | 7 36° | 8 35° | 9  34° | 10 30° | 11 29° | 12 28° |
| 13 26° | 14 26° | 15 29° | 16 28° | 17  25° | 18 30° | 19  31° |
| 20 34° | 21 29° | 22 24° | 23  27° | 24 26° | 25 25° | 26 25° |
| 27 25° | 28 20° | 29 19° | 30 22° | 31 24° |
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Temperatures trend during October in Rancho Cucamonga
See the weather trend as well as the moving average line
October weather day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Oct. 1 | Patchy rain possible | 28° /17° | 0.1 mm | 7 | |
| Oct. 2 | Sunny | 31° /17° | 0 mm | 8 | |
| Oct. 3 | Sunny | 33° /19° | 0 mm | 9 | |
| Oct. 4 | Sunny | 34° /19° | 0 mm | 9 | |
| Oct. 5 | Sunny | 37° /20° | 0 mm | 9 | |
| Oct. 6 | Sunny | 37° /22° | 0 mm | 9 | |
| Oct. 7 | Sunny | 36° /23° | 0 mm | 9 | |
| Oct. 8 | Sunny | 35° /21° | 0 mm | 9 | |
| Oct. 9 | Overcast | 34° /21° | 0 mm | 8 | |
| Oct. 10 | Sunny | 30° /19° | 0 mm | 8 | |
| Oct. 11 | Sunny | 29° /17° | 0 mm | 7 | |
| Oct. 12 | Sunny | 28° /15° | 0 mm | 7 | |
| Oct. 13 | Overcast | 26° /15° | 0 mm | 7 | |
| Oct. 14 | Overcast | 26° /14° | 0 mm | 6 | |
| Oct. 15 | Sunny | 29° /15° | 0 mm | 7 | |
| Oct. 16 | Sunny | 28° /16° | 0 mm | 7 | |
| Oct. 17 | Cloudy | 25° /16° | 0 mm | 6 | |
| Oct. 18 | Sunny | 30° /15° | 0 mm | 8 | |
| Oct. 19 | Partly cloudy | 31° /16° | 0 mm | 8 | |
| Oct. 20 | Sunny | 34° /19° | 0 mm | 8 | |
| Oct. 21 | Sunny | 29° /15° | 0 mm | 7 | |
| Oct. 22 | Partly cloudy | 24° /13° | 0 mm | 6 | |
| Oct. 23 | Thundery outbreaks possible | 27° /16° | 0.2 mm | 7 | |
| Oct. 24 | Partly cloudy | 26° /14° | 0 mm | 6 | |
| Oct. 25 | Partly cloudy | 25° /14° | 0 mm | 7 | |
| Oct. 26 | Patchy rain possible | 25° /14° | 0.1 mm | 6 | |
| Oct. 27 | Cloudy | 25° /13° | 0 mm | 6 | |
| Oct. 28 | Sunny | 20° /11° | 0 mm | 5 | |
| Oct. 29 | Sunny | 19° /8° | 0 mm | 6 | |
| Oct. 30 | Sunny | 22° /9° | 0 mm | 5 | |
| Oct. 31 | Sunny | 24° /10° | 0 mm | 7 | |
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Important Notice
Our weather forecast for Rancho Cucamonga in October is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Rancho Cucamonga forecast closer to your planned date for the most up-to-date weather information.
Rancho Cucamonga in October - FAQ
What are the expected maximum and minimum temperatures in Rancho Cucamonga during October?
During October, expect a variety of temperatures with highs around 28° and lows near 15°, suitable for diverse activities and preferences.
How much rainfall should be expected in Rancho Cucamonga during October?
Rainfall in Rancho Cucamonga during October is rare to nonexistent, with the total expected rainfall being less than 10 mm and approximately 1 days seeing any precipitation. Planning without the concern for rain is generally straightforward during this very dry period.
What are the typical wind conditions in Rancho Cucamonga during October?
The average wind speed in Rancho Cucamonga during October is 13 km/h, suggesting breezy to windy conditions, depending on your activities.
October rainfall patterns in Rancho Cucamonga
Explore the daily rainfall trends and prepare for Rancho Cucamongas October weather 💧
UV exposure in Rancho Cucamonga during October
Stay informed about UV levels for safe outdoor activities throughout the month of October ☀️
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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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