San Luis Obispo
July
Weather in San Luis Obispo for July 2025
Your guide to San Luis Obispo weather in July - trends and predictions
In general, the average temperature in San Luis Obispo at the beginning of July is 30 °F. As the month progressed, temperatures tended to significantly cool down, reaching an average of 24.7 °F by the end of July.
Precipitation in San Luis Obispo during July is a rare event, with an average of fewer than 2 rainy days.
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Temperatures
Rain 🌧️
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31
Dry days
0
Rainy days
0
Snow days
27°/14°
Temperatures
13 km/h
Avg max wind
57 %
Avg humidity
San Luis Obispo Weather July
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| Sun. | Mon. | Tue. | Wed. | Thu. | Fri. | Sat. |
|---|---|---|---|---|---|---|
| 1  26° | 2  25° | 3 27° | 4 30° | 5 37° | ||
| 6 37° | 7 28° | 8 29° | 9 30° | 10 27° | 11 28° | 12 27° |
| 13 25° | 14 26° | 15 25° | 16 24° | 17 25° | 18 27° | 19 28° |
| 20 25° | 21 27° | 22  26° | 23 30° | 24 30° | 25 30° | 26 27° |
| 27 22° | 28 21° | 29 23° | 30 25° | 31 25° |
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Temperatures trend during July in San Luis Obispo
See the weather trend as well as the moving average line
July weather day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Jul. 1 | Sunny | 26° /14° | 0 mm | 7 | |
| Jul. 2 | Cloudy | 25° /13° | 0 mm | 6 | |
| Jul. 3 | Sunny | 27° /15° | 0 mm | 7 | |
| Jul. 4 | Sunny | 30° /17° | 0 mm | 8 | |
| Jul. 5 | Sunny | 37° /17° | 0 mm | 9 | |
| Jul. 6 | Sunny | 37° /19° | 0 mm | 9 | |
| Jul. 7 | Sunny | 28° /15° | 0 mm | 7 | |
| Jul. 8 | Sunny | 29° /14° | 0 mm | 7 | |
| Jul. 9 | Sunny | 30° /15° | 0 mm | 8 | |
| Jul. 10 | Sunny | 27° /14° | 0 mm | 7 | |
| Jul. 11 | Sunny | 28° /15° | 0 mm | 7 | |
| Jul. 12 | Sunny | 27° /16° | 0 mm | 7 | |
| Jul. 13 | Cloudy | 25° /13° | 0 mm | 6 | |
| Jul. 14 | Sunny | 26° /15° | 0 mm | 7 | |
| Jul. 15 | Sunny | 25° /13° | 0 mm | 7 | |
| Jul. 16 | Sunny | 24° /12° | 0 mm | 6 | |
| Jul. 17 | Sunny | 25° /12° | 0 mm | 7 | |
| Jul. 18 | Sunny | 27° /15° | 0 mm | 7 | |
| Jul. 19 | Sunny | 28° /14° | 0 mm | 7 | |
| Jul. 20 | Sunny | 25° /14° | 0 mm | 7 | |
| Jul. 21 | Sunny | 27° /16° | 0 mm | 7 | |
| Jul. 22 | Overcast | 26° /14° | 0 mm | 6 | |
| Jul. 23 | Sunny | 30° /16° | 0 mm | 8 | |
| Jul. 24 | Sunny | 30° /18° | 0 mm | 7 | |
| Jul. 25 | Sunny | 30° /16° | 0 mm | 8 | |
| Jul. 26 | Sunny | 27° /12° | 0 mm | 7 | |
| Jul. 27 | Sunny | 22° /11° | 0 mm | 6 | |
| Jul. 28 | Sunny | 21° /11° | 0 mm | 6 | |
| Jul. 29 | Sunny | 23° /10° | 0 mm | 6 | |
| Jul. 30 | Sunny | 25° /12° | 0 mm | 6 | |
| Jul. 31 | Sunny | 25° /13° | 0 mm | 7 | |
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Important Notice
Our weather forecast for San Luis Obispo 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 forecast closer to your planned date for the most up-to-date weather information.
San Luis Obispo in July - FAQ
What are the expected maximum and minimum temperatures in San Luis Obispo during July?
Enjoy moderate daytime temperatures of up to 27° and cooler nights around 14°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in San Luis Obispo during July?
Rainfall in San Luis Obispo 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 during July?
The average wind speed in San Luis Obispo during July is 13 km/h, suggesting breezy to windy conditions, depending on your activities.
UV exposure in San Luis Obispo during July
Stay informed about UV levels for safe outdoor activities throughout the month of July ☀️
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Where is San Luis Obispo?Get accurate weather forecasts for San Luis Obispo, located at latitude 35.283 and longitude -120.66. Stay updated with localized weather information tailored for San Luis Obispo.
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