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Weather in Santa Clara County for October 2025

Your guide to Santa Clara County weather in October - trends and predictions
  • In general, the average temperature in Santa Clara County at the beginning of October is 33.1 °F. As the month progressed, temperatures tended to significantly cool down, reaching an average of 20.3 °F by the end of October.

  • Precipitation in Santa Clara County 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
26°/12°
Temperatures
Average wind speed
11 km/h
Avg max wind
Average humidity
51 %
Avg humidity

Santa Clara County in October average weather

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Temperatures trend during October in Santa Clara County

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 Partly cloudy
Partly cloudy
30° /16° 0 mm 8
Oct. 2 Partly cloudy
Partly cloudy
32° /18° 0 mm 8
Oct. 3 Sunny
Sunny
33° /16° 0 mm 9
Oct. 4 Sunny
Sunny
33° /18° 0 mm 8
Oct. 5 Sunny
Sunny
35° /19° 0 mm 8
Oct. 6 Sunny
Sunny
34° /19° 0 mm 8
Oct. 7 Sunny
Sunny
35° /19° 0 mm 9
Oct. 8 Sunny
Sunny
31° /15° 0 mm 8
Oct. 9 Patchy rain possible
Patchy rain possible
24° /13° 0 mm 6
Oct. 10 Partly cloudy
Partly cloudy
25° /14° 0 mm 6
Oct. 11 Overcast
Overcast
23° /12° 0 mm 5
Oct. 12 Overcast
Overcast
23° /11° 0 mm 6
Oct. 13 Overcast
Overcast
22° /13° 0 mm 5
Oct. 14 Cloudy
Cloudy
21° /12° 0 mm 5
Oct. 15 Partly cloudy
Partly cloudy
25° /13° 0 mm 7
Oct. 16 Overcast
Overcast
23° /13° 0 mm 5
Oct. 17 Cloudy
Cloudy
21° /12° 0 mm 5
Oct. 18 Sunny
Sunny
28° /11° 0 mm 7
Oct. 19 Sunny
Sunny
31° /13° 0 mm 8
Oct. 20 Partly cloudy
Partly cloudy
30° /14° 0 mm 8
Oct. 21 Overcast
Overcast
24° /12° 0 mm 5
Oct. 22 Patchy rain possible
Patchy rain possible
23° /12° 0.1 mm 6
Oct. 23 Mist
Mist
23° /12° 0 mm 6
Oct. 24 Partly cloudy
Partly cloudy
26° /11° 0 mm 7
Oct. 25 Overcast
Overcast
23° /12° 0 mm 5
Oct. 26 Partly cloudy
Partly cloudy
22° /10° 0 mm 6
Oct. 27 Partly cloudy
Partly cloudy
21° /11° 0 mm 5
Oct. 28 Overcast
Overcast
18° /9° 0 mm 5
Oct. 29 Sunny
Sunny
18° /7° 0 mm 5
Oct. 30 Sunny
Sunny
20° /8° 0 mm 5
Oct. 31 Overcast
Overcast
20° /10° 0.1 mm 5
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Important Notice
Our weather forecast for Santa Clara County 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 Santa Clara County forecast closer to your planned date for the most up-to-date weather information.

Santa Clara County in October - FAQ

What are the expected maximum and minimum temperatures in Santa Clara County during October?
Enjoy moderate daytime temperatures of up to 26° and cooler nights around 12°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Santa Clara County during October?
Rainfall in Santa Clara County 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 Santa Clara County during October?
The average wind speed in Santa Clara County during October is 11 km/h, suggesting breezy to windy conditions, depending on your activities.
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Location coordinates Where is Santa Clara County?

Get accurate weather forecasts for Santa Clara County, located at latitude 37.339 and longitude -121.895. Stay updated with localized weather information tailored for Santa Clara County.

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