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San Luis Obispo County (San Luis Obispo)
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United States weather

Weather in San Luis Obispo County, California for July 2026

Your guide to San Luis Obispo County weather in July - trends and predictions

    Official Weather Alert ⚠️

  • Beach Hazards Statement - See hour by hour.

    • Temperatures

  • Until now, July 2026 in San Luis Obispo County is slightly cooler than the historical average by -0.7 °C.

  • The forecast for the next days in San Luis Obispo County predicts temperatures to be around 31 °C, close to the historical average.

  • In general, the average temperature in San Luis Obispo County at the beginning of July is 25.3 °C. As the month progressed, temperatures tended to significantly warm up, reaching an average of 30.9 °C by the end of July.

    • Rain 🌧️

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

    • More

  • New! Chat with our AI weatherman - it’s amazing and free.

Average dry days
31
Dry days
Average rainy days
0
Rainy days
Average snowy days
0
Snow days
Average temperatures
25°/12°
Temperatures
Average wind speed
13 km/h
Avg max wind
Average humidity
68 %
Avg humidity

San Luis Obispo County Weather July

Move between months or click on a day
June
August
Mon.Tue.Wed.Thu.Fri.Sat.Sun.
1
Sunny
23°
2
Cloudy
23°
3
Sunny
24°
4
Sunny
27°
5
Sunny
29°
6
Sunny
27°
7
Sunny
24°
8
Sunny
26°
9
Sunny
29°
10
Sunny
29°
11
Sunny
25°
12
Sunny
26°
13
Cloudy
26°
14
Sunny
26°
15
Sunny
27°
16
Sunny
25°
17
Sunny
24°
18
Sunny
25°
19
Sunny
26°
20
Weather Alert Sunny
30°
21
Sunny
29°
22
Sunny
30°
23
Sunny
31°
24
Sunny
28°
25
Sunny
29°
26
Sunny
32°
27
Sunny
30°
28
Sunny
29°
29
Sunny
32°
30
Sunny
32°
31
Sunny
32°

Temperatures trend during July in San Luis Obispo County

See the weather trend as well as the moving average line

July weather in San Luis Obispo County day by day

Click on a date for more information
June August
Date Weather Temperatures Rain UV More
Jul. 1 Sunny
Sunny
 23° /12° 0.1 mm 6
Jul. 2 Cloudy
Cloudy
 23° /11° 0 mm 7
Jul. 3 Sunny
Sunny
 24° /11° 0 mm 8
Jul. 4 Sunny
Sunny
 27° /12° 0 mm 9
Jul. 5 Sunny
Sunny
 29° /13° 0 mm 9
Jul. 6 Sunny
Sunny
 27° /13° 0 mm 8
Jul. 7 Sunny
Sunny
 24° /11° 0 mm 8
Jul. 8 Sunny
Sunny
 26° /11° 0 mm 8
Jul. 9 Sunny
Sunny
 29° /12° 0 mm 10
Jul. 10 Sunny
Sunny
 29° /12° 0 mm 9
Jul. 11 Sunny
Sunny
 25° /12° 0 mm 7
Jul. 12 Sunny
Sunny
 26° /13° 0 mm 8
Jul. 13 Cloudy
Cloudy
 26° /12° 0 mm 8
Jul. 14 Sunny
Sunny
 26° /13° 0.1 mm 9
Jul. 15 Sunny
Sunny
 27° /12° 0 mm 8
Jul. 16 Sunny
Sunny
 25° /12° 0 mm 8
Jul. 17 Sunny
Sunny
 24° /11° 0 mm 9
Jul. 18 Sunny
Sunny
 25° /12° 0 mm 8
Jul. 19 Sunny
Sunny
 26° /12° 0 mm 7
Jul. 20 Sunny
Sunny
 30° /13° 0 mm 11.3
Jul. 21 Sunny
Sunny
 29° /16° 0 mm 10.9
Jul. 22 Sunny
Sunny
 30° /15° 0 mm 11.1
Jul. 23 Sunny
Sunny
 31° /16° 0 mm 11.2
Jul. 24 Sunny
Sunny
 28° /15° 0 mm 7
Jul. 25 Sunny
Sunny
 29° /15° 0 mm 7
Jul. 26 Sunny
Sunny
 32° /17° 0 mm 8
Jul. 27 Sunny
Sunny
 30° /15° 0 mm 7
Jul. 28 Sunny
Sunny
 29° /15° 0 mm 7
Jul. 29 Sunny
Sunny
 32° /18° 0 mm 8
Jul. 30 Sunny
Sunny
 32° /20° 0 mm 8
Jul. 31 Sunny
Sunny
 32° /21° 0 mm 8
Next
Important Notice
Our weather forecast for San Luis Obispo County in July 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 Luis Obispo County forecast closer to your planned date for the most up-to-date weather information.
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San Luis Obispo County in July - FAQ

What are the expected maximum and minimum temperatures in San Luis Obispo County during July?
Enjoy moderate daytime temperatures of up to 25° and cooler nights around 12°. Ideal for a range of outdoor activities, from hiking to city tours.

How much rainfall should be expected in San Luis Obispo County during July?
Rainfall in San Luis Obispo County during July 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 San Luis Obispo County during July?
The average wind speed in San Luis Obispo County during July is 13 km/h, suggesting breezy to windy conditions, depending on your activities.

UV exposure in San Luis Obispo County during July

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

Get accurate weather forecasts for San Luis Obispo County, located at latitude 35.283 and longitude -120.66. Stay updated with localized weather information tailored for San Luis Obispo County.

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