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United States weather

Weather in Monterey County, California for August 2026

Your guide to Monterey County weather in August - trends and predictions

    Temperatures

  • In general, the average temperature in Monterey County at the beginning of August is 15.3 °F. As the month progressed, temperatures tended to significantly warm up, reaching an average of 18.7 °F by the end of August.

    • Rain 🌧️

  • With an average of 2 rainy days, Monterey County experiences minimal rainfall in August.

    • More

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Average dry days
29
Dry days
Average rainy days
2
Rainy days
Average snowy days
0
Snow days
Average temperatures
18°/12°
Temperatures
Average wind speed
15 km/h
Avg max wind
Average humidity
85 %
Avg humidity

Monterey County Weather August

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

Temperatures trend during August in Monterey County

See the weather trend as well as the moving average line

August weather in Monterey County day by day

Click on a date for more information
July September
Date Weather Temperatures Rain UV More
Aug. 1 Fog
Fog
 16° /13° 0 mm 4
Aug. 2 Mist
Mist
 16° /12° 0 mm 4
Aug. 3 Fog
Fog
 15° /12° 0 mm 4
Aug. 4 Fog
Fog
 14° /12° 0 mm 3
Aug. 5 Fog
Fog
 14° /11° 0 mm 3
Aug. 6 Fog
Fog
 16° /11° 0 mm 4
Aug. 7 Mist
Mist
 16° /12° 0 mm 4
Aug. 8 Mist
Mist
 16° /12° 0 mm 4
Aug. 9 Fog
Fog
 17° /13° 0 mm 4
Aug. 10 Fog
Fog
 17° /13° 0 mm 4
Aug. 11 Partly cloudy
Partly cloudy
 17° /12° 0 mm 5
Aug. 12 Mist
Mist
 16° /12° 0 mm 4
Aug. 13 Mist
Mist
 16° /12° 0 mm 4
Aug. 14 Fog
Fog
 16° /13° 0 mm 4
Aug. 15 Fog
Fog
 16° /12° 0 mm 4
Aug. 16 Light rain
Light rain
 16° /14° 6.5 mm 4
Aug. 17 Fog
Fog
 15° /12° 0 mm 4
Aug. 18 Mist
Mist
 16° /12° 0 mm 4
Aug. 19 Sunny
Sunny
 17° /11° 0 mm 4
Aug. 20 Sunny
Sunny
 21° /12° 0 mm 6
Aug. 21 Sunny
Sunny
 18° /12° 0 mm 5
Aug. 22 Patchy rain possible
Patchy rain possible
 18° /12° 0.3 mm 4
Aug. 23 Cloudy
Cloudy
 17° /12° 0 mm 4
Aug. 24 Sunny
Sunny
 18° /12° 0 mm 5
Aug. 25 Sunny
Sunny
 18° /12° 0 mm 5
Aug. 26 Sunny
Sunny
 20° /13° 0 mm 5
Aug. 27 Overcast
Overcast
 19° /12° 0 mm 5
Aug. 28 Overcast
Overcast
 18° /12° 0 mm 5
Aug. 29 Sunny
Sunny
 18° /13° 0 mm 5
Aug. 30 Sunny
Sunny
 19° /13° 0 mm 6
Aug. 31 Sunny
Sunny
 19° /13° 0 mm 5
Next
Important Notice
Our weather forecast for Monterey 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 Monterey County forecast closer to your planned date for the most up-to-date weather information.
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Monterey County in August - FAQ

What are the expected maximum and minimum temperatures in Monterey County during August?

Enjoy moderate daytime temperatures of up to 18° and cooler nights around 12°. Ideal for a range of outdoor activities, from hiking to city tours.

How much rainfall should be expected in Monterey County during August?

Rainfall in Monterey County during August 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 Monterey County during August?

The average wind speed in Monterey County during August is 15 km/h, suggesting breezy to windy conditions, depending on your activities.

August rainfall patterns in Monterey County

Explore the daily rainfall trends and prepare for Monterey Countys August weather 💧
Typically, Monterey County has 2 rainy days in August with a total of 7.1 mm of rainfall.

UV exposure in Monterey 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 Monterey County?

Get accurate weather forecasts for Monterey County, located at latitude 36.6 and longitude -121.895. Stay updated with localized weather information tailored for Monterey County.

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