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Weather in Alameda County for October 2025

Your guide to Alameda County weather in October - trends and predictions

  • In general, the average temperature in Alameda County at the beginning of October is 23 °F. As the month progressed, temperatures tended to significantly cool down, reaching an average of 17.9 °F by the end of October.

  • With an average of 2 rainy days, Alameda County experiences minimal rainfall in October, ensuring that most days remain pleasantly dry.

  • New! Chat with our AI weatherman - it’s amazing and free.
Average dry days
29
Dry days
Average rainy days
2
Rainy days
Average snowy days
0
Snow days
Average temperatures
21°/12°
Temperatures
Average wind speed
16 km/h
Avg max wind
Average humidity
69 %
Avg humidity

Alameda County in October average weather

Move between months or click on a day
September
November
Mon.Tue.Wed.Thu.Fri.Sat.Sun.
1
Mist
24°
2
Fog
22°
3
Mist
22°
4
Partly cloudy
22°
5
Sunny
27°
6
Partly cloudy
23°
7
Partly cloudy
21°
8
Partly cloudy
18°
9
Light rain
16°
10
Patchy rain possible
16°
11
Sunny
16°
12
Partly cloudy
18°
13
Mist
17°
14
Patchy rain possible
17°
15
Mist
19°
16
Fog
17°
17
Fog
19°
18
Fog
22°
19
Partly cloudy
24°
20
Mist
19°
21
Patchy rain possible
16°
22
Patchy rain possible
16°
23
Fog
16°
24
Fog
20°
25
Overcast
19°
26
Partly cloudy
19°
27
Overcast
17°
28
Partly cloudy
17°
29
Sunny
17°
30
Sunny
17°
31
Overcast
19°
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Temperatures trend during October in Alameda County

See the weather trend as well as the moving average line

October weather day by day

Click on a date for more information
September November
Date Weather Temperatures Rain UV More
Oct. 1 Mist
Mist
 24° /14° 0 mm 6
Oct. 2 Fog
Fog
 22° /14° 0 mm 6
Oct. 3 Mist
Mist
 22° /12° 0 mm 5
Oct. 4 Partly cloudy
Partly cloudy
 22° /14° 0 mm 6
Oct. 5 Sunny
Sunny
 27° /16° 0 mm 7
Oct. 6 Partly cloudy
Partly cloudy
 23° /15° 0 mm 6
Oct. 7 Partly cloudy
Partly cloudy
 21° /14° 0 mm 6
Oct. 8 Partly cloudy
Partly cloudy
 18° /11° 0 mm 5
Oct. 9 Light rain
Light rain
 16° /12° 0.6 mm 4
Oct. 10 Patchy rain possible
Patchy rain possible
 16° /12° 0.1 mm 4
Oct. 11 Sunny
Sunny
 16° /12° 0 mm 4
Oct. 12 Partly cloudy
Partly cloudy
 18° /12° 0 mm 5
Oct. 13 Mist
Mist
 17° /12° 0 mm 4
Oct. 14 Patchy rain possible
Patchy rain possible
 17° /12° 0 mm 4
Oct. 15 Mist
Mist
 19° /12° 0 mm 5
Oct. 16 Fog
Fog
 17° /12° 0 mm 4
Oct. 17 Fog
Fog
 19° /11° 0 mm 5
Oct. 18 Fog
Fog
 22° /12° 0 mm 6
Oct. 19 Partly cloudy
Partly cloudy
 24° /13° 0 mm 7
Oct. 20 Mist
Mist
 19° /12° 0 mm 5
Oct. 21 Patchy rain possible
Patchy rain possible
 16° /11° 0 mm 4
Oct. 22 Patchy rain possible
Patchy rain possible
 16° /11° 0.2 mm 4
Oct. 23 Fog
Fog
 16° /11° 0 mm 4
Oct. 24 Fog
Fog
 20° /12° 0 mm 6
Oct. 25 Overcast
Overcast
 19° /13° 0 mm 5
Oct. 26 Partly cloudy
Partly cloudy
 19° /11° 0 mm 5
Oct. 27 Overcast
Overcast
 17° /12° 0 mm 4
Oct. 28 Partly cloudy
Partly cloudy
 17° /10° 0 mm 4
Oct. 29 Sunny
Sunny
 17° /9° 0 mm 5
Oct. 30 Sunny
Sunny
 17° /10° 0 mm 5
Oct. 31 Overcast
Overcast
 19° /11° 1 mm 5
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Important Notice
Our weather forecast for Alameda 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 Alameda County forecast closer to your planned date for the most up-to-date weather information.

Alameda County in October - FAQ

What are the expected maximum and minimum temperatures in Alameda County during October?
Enjoy moderate daytime temperatures of up to 21° and cooler nights around 12°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Alameda County during October?
Rainfall in Alameda County during October is rare to nonexistent, with the total expected rainfall being less than 10 mm and approximately 2 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 Alameda County during October?
The average wind speed in Alameda County during October is 16 km/h, suggesting breezy to windy conditions, depending on your activities.
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Location coordinates Where is Alameda County?

Get accurate weather forecasts for Alameda County, located at latitude 37.804 and longitude -122.271. Stay updated with localized weather information tailored for Alameda County.

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