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Weather in San Bernardino for October 2025

Your guide to San Bernardino weather in October - trends and predictions
  • In general, the average temperature in San Bernardino at the beginning of October is 34.6 °F. As the month progressed, temperatures tended to significantly cool down, reaching an average of 22.6 °F by the end of October.

  • Precipitation in San Bernardino during October is a rare event, with an average of fewer than 2 rainy days.

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Average dry days
31
Dry days
Average rainy days
0
Rainy days
Average snowy days
0
Snow days
Average temperatures
29°/15°
Temperatures
Average wind speed
13 km/h
Avg max wind
Average humidity
39 %
Avg humidity

San Bernardino in October average weather

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Temperatures trend during October in San Bernardino

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 Cloudy
Cloudy
29° /17° 0.1 mm 7
Oct. 2 Sunny
Sunny
32° /18° 0 mm 8
Oct. 3 Sunny
Sunny
34° /19° 0 mm 9
Oct. 4 Sunny
Sunny
35° /19° 0 mm 9
Oct. 5 Sunny
Sunny
37° /21° 0 mm 9
Oct. 6 Sunny
Sunny
38° /21° 0 mm 9
Oct. 7 Partly cloudy
Partly cloudy
37° /21° 0 mm 9
Oct. 8 Sunny
Sunny
35° /20° 0 mm 9
Oct. 9 Partly cloudy
Partly cloudy
34° /20° 0 mm 9
Oct. 10 Sunny
Sunny
31° /18° 0 mm 8
Oct. 11 Partly cloudy
Partly cloudy
29° /15° 0 mm 7
Oct. 12 Sunny
Sunny
30° /16° 0 mm 8
Oct. 13 Overcast
Overcast
27° /14° 0 mm 7
Oct. 14 Partly cloudy
Partly cloudy
27° /13° 0 mm 7
Oct. 15 Sunny
Sunny
29° /14° 0 mm 8
Oct. 16 Sunny
Sunny
29° /15° 0 mm 7
Oct. 17 Partly cloudy
Partly cloudy
25° /15° 0.1 mm 6
Oct. 18 Sunny
Sunny
29° /13° 0 mm 8
Oct. 19 Sunny
Sunny
31° /15° 0 mm 8
Oct. 20 Sunny
Sunny
34° /20° 0 mm 8
Oct. 21 Sunny
Sunny
30° /16° 0 mm 8
Oct. 22 Partly cloudy
Partly cloudy
29° /15° 0 mm 8
Oct. 23 Patchy rain possible
Patchy rain possible
28° /15° 0.1 mm 7
Oct. 24 Partly cloudy
Partly cloudy
26° /14° 0 mm 7
Oct. 25 Partly cloudy
Partly cloudy
24° /13° 0 mm 7
Oct. 26 Patchy rain possible
Patchy rain possible
24° /12° 0 mm 6
Oct. 27 Cloudy
Cloudy
25° /13° 0 mm 6
Oct. 28 Sunny
Sunny
19° /9° 0 mm 5
Oct. 29 Sunny
Sunny
19° /7° 0 mm 6
Oct. 30 Sunny
Sunny
22° /7° 0 mm 6
Oct. 31 Sunny
Sunny
25° /8° 0 mm 7
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Important Notice
Our weather forecast for San Bernardino 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 San Bernardino forecast closer to your planned date for the most up-to-date weather information.

San Bernardino in October - FAQ

What are the expected maximum and minimum temperatures in San Bernardino during October?
During October, expect a variety of temperatures with highs around 29° and lows near 15°, suitable for diverse activities and preferences.
How much rainfall should be expected in San Bernardino during October?
Rainfall in San Bernardino during October is rare to nonexistent, with the total expected rainfall being less than 10 mm and approximately 0 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 San Bernardino during October?
The average wind speed in San Bernardino during October is 13 km/h, suggesting breezy to windy conditions, depending on your activities.

October rainfall patterns in San Bernardino

Explore the daily rainfall trends and prepare for San Bernardinos October weather 💧

UV exposure in San Bernardino during October

Stay informed about UV levels for safe outdoor activities throughout the month of October ☀️

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Location coordinates Where is San Bernardino?

Get accurate weather forecasts for San Bernardino, located at latitude 34.108 and longitude -117.29. Stay updated with localized weather information tailored for San Bernardino.

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