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Weather in Alameda County for September 2024

Your guide to Alameda County weather in September - trends and predictions
  • Until now, September 2024 in Alameda County has been nearly identical to the historical average, with a temperature of 20.1 °F (showing only a slight deviation of -0.5 °F).

  • The forecast for the next days in Alameda County predicts temperatures to be around 22 °F, close to the historical average.

  • In general, the average temperature in Alameda County at the beginning of September is 21.3 °F. As the month progressed, temperatures tended to moderately rise, reaching an average of 23 °F by the end of September.

  • Precipitation in Alameda County during September is a rare event, with an average of fewer than 2 rainy days.

  • New! Chat with our AI weatherman - it’s amazing and free.
Average dry days
29
Dry days
Average rainy days
1
Rainy days
Average snowy days
0
Snow days
Average temperatures
20°/13°
Temperatures
Average wind speed
19 km/h
Avg max wind
Average humidity
82 %
Avg humidity

Alameda County in September average weather

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Temperatures trend during September in Alameda County

See the weather trend as well as the moving average line

September weather day by day

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Date Weather Temperatures Rain UV More
Sept. 1 Patchy rain possible
Patchy rain possible
19° /13° 0.1 mm 4
Sept. 2 Mist
Mist
20° /14° 0 mm 5
Sept. 3 Mist
Mist
23° /13° 0 mm 6
Sept. 4 Mist
Mist
22° /14° 0 mm 6
Sept. 5 Mist
Mist
23° /13° 0 mm 6
Sept. 6 Mist
Mist
21° /13° 0 mm 6
Sept. 7 Mist
Mist
21° /12° 0 mm 6
Sept. 8 Fog
Fog
21° /12° 0 mm 6
Sept. 9 Fog
Fog
20° /12° 0 mm 5
Sept. 10 Fog
Fog
19° /12° 0 mm 5
Sept. 11 Fog
Fog
21° /12° 0 mm 6
Sept. 12 Mist
Mist
20° /13° 0 mm 5
Sept. 13 Fog
Fog
21° /13° 0 mm 6
Sept. 14 Fog
Fog
21° /13° 0 mm 6
Sept. 15 Mist
Mist
18° /13° 0 mm 5
Sept. 16 Mist
Mist
19° /13° 0.3 mm 5
Sept. 17 Overcast
Overcast
16° /13° 0 mm 4
Sept. 18 Mist
Mist
16° /13° 0 mm 3
Sept. 19 Mist
Mist
16° /12° 0 mm 6
Sept. 20 Mist
Mist
15° /12° 0 mm 6
Sept. 21 Sunny
Sunny
24° /13° 0 mm 5
Sept. 22 Sunny
Sunny
26° /15° 0 mm 5
Sept. 23 Sunny
Sunny
30° /17° 0 mm 6
Sept. 24 Sunny
Sunny
26° /17° 0 mm 6
Sept. 25 Sunny
Sunny
22° /14° 0 mm 5
Sept. 26 Sunny
Sunny
21° /13° 0 mm 5
Sept. 27 Sunny
Sunny
22° /14° 0 mm 5
Sept. 28 Sunny
Sunny
23° /13° 0 mm 5
Sept. 29 Sunny
Sunny
23° /13° 0 mm 5
Sept. 30 Sunny
Sunny
24° /13° 0 mm 5
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Important Notice
Our weather forecast for Alameda County in September 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 September - FAQ

What are the expected maximum and minimum temperatures in Alameda County during September?
Enjoy moderate daytime temperatures of up to 20° and cooler nights around 13°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Alameda County during September?
Rainfall in Alameda County during September 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 Alameda County during September?
The average wind speed in Alameda County during September is 19 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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