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Weather in San Joaquin County for August 2025

Your guide to San Joaquin County weather in August - trends and predictions

    Temperatures

  • In general, the average temperature in San Joaquin County at the beginning of August is 37.3 °F. As the month progressed, temperatures tended to slightly decrease, reaching an average of 36.9 °F by the end of August.

  • Rain 🌧️

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

  • More

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Average dry days
30
Dry days
Average rainy days
1
Rainy days
Average snowy days
0
Snow days
Average temperatures
35°/16°
Temperatures
Average wind speed
18 km/h
Avg max wind
Average humidity
40 %
Avg humidity

San Joaquin County in August average weather

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Temperatures trend during August in San Joaquin County

See the weather trend as well as the moving average line

August weather day by day

Click on a date for more information
Date Weather Temperatures Rain UV More
Aug. 1 Overcast
Overcast
36° /15° 0 mm 8
Aug. 2 Overcast
Overcast
34° /16° 0 mm 8
Aug. 3 Overcast
Overcast
36° /17° 0 mm 9
Aug. 4 Overcast
Overcast
37° /16° 0 mm 8
Aug. 5 Overcast
Overcast
38° /16° 0 mm 9
Aug. 6 Sunny
Sunny
40° /17° 0 mm 10
Aug. 7 Sunny
Sunny
40° /18° 0 mm 10
Aug. 8 Cloudy
Cloudy
37° /16° 0 mm 8
Aug. 9 Overcast
Overcast
36° /16° 0 mm 8
Aug. 10 Overcast
Overcast
36° /15° 0 mm 8
Aug. 11 Partly cloudy
Partly cloudy
34° /16° 0 mm 9
Aug. 12 Sunny
Sunny
35° /15° 0 mm 9
Aug. 13 Partly cloudy
Partly cloudy
35° /15° 0 mm 9
Aug. 14 Patchy rain possible
Patchy rain possible
37° /18° 0.1 mm 9
Aug. 15 Sunny
Sunny
37° /17° 0 mm 9
Aug. 16 Cloudy
Cloudy
38° /17° 0 mm 9
Aug. 17 Sunny
Sunny
35° /17° 0 mm 9
Aug. 18 Cloudy
Cloudy
33° /15° 0 mm 8
Aug. 19 Cloudy
Cloudy
34° /14° 0 mm 8
Aug. 20 Cloudy
Cloudy
34° /16° 0 mm 8
Aug. 21 Moderate or heavy rain shower
Moderate or heavy rain shower
33° /17° 3.2 mm 8
Aug. 22 Partly cloudy
Partly cloudy
31° /15° 0 mm 8
Aug. 23 Sunny
Sunny
30° /15° 0 mm 7
Aug. 24 Patchy rain possible
Patchy rain possible
32° /16° 0.1 mm 8
Aug. 25 Sunny
Sunny
34° /15° 0 mm 9
Aug. 26 Cloudy
Cloudy
36° /14° 0 mm 9
Aug. 27 Partly cloudy
Partly cloudy
38° /15° 0 mm 9
Aug. 28 Mist
Mist
38° /15° 0 mm 9
Aug. 29 Mist
Mist
37° /14° 0 mm 9
Aug. 30 Sunny
Sunny
37° /15° 0 mm 9
Aug. 31 Overcast
Overcast
38° /16° 0 mm 9
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Important Notice
Our weather forecast for San Joaquin County in August 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 Joaquin County forecast closer to your planned date for the most up-to-date weather information.

San Joaquin County in August - FAQ

What are the expected maximum and minimum temperatures in San Joaquin County during August?
Expect warm days with temperatures around 35°, cooling to mild conditions of 16° after sunset. Perfect for those who enjoy warm weather.
How much rainfall should be expected in San Joaquin County during August?
Rainfall in San Joaquin County during August 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 San Joaquin County during August?
The average wind speed in San Joaquin County during August is 18 km/h, suggesting breezy to windy conditions, depending on your activities.

August rainfall patterns in San Joaquin County

Explore the daily rainfall trends and prepare for San Joaquin Countys August weather 💧

UV exposure in San Joaquin County during August

Stay informed about UV levels for safe outdoor activities throughout the month of August ☀️
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Location coordinates Where is San Joaquin County?

Get accurate weather forecasts for San Joaquin County, located at latitude 37.958 and longitude -121.291. Stay updated with localized weather information tailored for San Joaquin County.

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