San Luis Obispo County (San Luis Obispo)
April
Weather in San Luis Obispo County, California for April 2026
Your guide to San Luis Obispo County weather in April - trends and predictions
The forecast for the first days of April 2026 in San Luis Obispo County predicts the temperature to be 23.2 °F, significantly warmer than the historical average.
In general, the average temperature in San Luis Obispo County at the beginning of April is 16 °F. As the month progressed, temperatures tended to moderately rise, reaching an average of 17.4 °F by the end of April.
San Luis Obispo County experiences moderate rainfall in April, with an average of 7 rainy days and a total precipitation of 54 mm.
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Temperatures
Rain 🌧️
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23
Dry days
7
Rainy days
0
Snow days
18°/7°
Temperatures
16 km/h
Avg max wind
76 %
Avg humidity
San Luis Obispo County Weather April
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Temperatures trend during April in San Luis Obispo County
See the weather trend as well as the moving average line
April weather in San Luis Obispo County day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Apr. 1 |  Moderate rain | 15° /9° | 7.6 mm | 3 | |
| Apr. 2 |  Partly cloudy | 15° /7° | 0.1 mm | 4 | |
| Apr. 3 |  Sunny | 17° /5° | 0 mm | 4 | |
| Apr. 4 |  Moderate or heavy rain shower | 14° /6° | 2.8 mm | 4 | |
| Apr. 5 | Moderate rain at times | 16° /6° | 2.7 mm | 5 | |
| Apr. 6 | Sunny | 17° /4° | 0 mm | 5 | |
| Apr. 7 |  Overcast | 18° /4° | 0 mm | 5 | |
| Apr. 8 | Sunny | 20° /6° | 0 mm | 6 | |
| Apr. 9 | Sunny | 25° /8° | 0 mm | 7 | |
| Apr. 10 | Sunny | 26° /10° | 0 mm | 7 | |
| Apr. 11 | Sunny | 26° /11° | 0 mm | 7 | |
| Apr. 12 |  Patchy rain possible | 19° /9° | 0.4 mm | 5 | |
| Apr. 13 | Moderate or heavy rain shower | 17° /7° | 18 mm | 5 | |
| Apr. 14 | Moderate or heavy rain shower | 16° /7° | 14.6 mm | 4 | |
| Apr. 15 | Overcast | 16° /6° | 0 mm | 4 | |
| Apr. 16 | Sunny | 17° /7° | 0 mm | 5 | |
| Apr. 17 | Overcast | 17° /9° | 3.5 mm | 4 | |
| Apr. 18 | Overcast | 18° /9° | 0 mm | 4 | |
| Apr. 19 | Sunny | 18° /8° | 0 mm | 5 | |
| Apr. 20 | Sunny | 20° /7° | 0 mm | 6 | |
| Apr. 21 | Sunny | 23° /9° | 0 mm | 7 | |
| Apr. 22 |  Cloudy | 17° /8° | 0 mm | 4 | |
| Apr. 23 | Patchy rain possible | 15° /7° | 0.2 mm | 4 | |
| Apr. 24 | Cloudy | 16° /7° | 0 mm | 4 | |
| Apr. 25 | Partly cloudy | 14° /7° | 0 mm | 4 | |
| Apr. 26 | Patchy rain possible | 14° /6° | 7.8 mm | 4 | |
| Apr. 27 | Sunny | 17° /5° | 0 mm | 5 | |
| Apr. 28 | Sunny | 20° /7° | 0 mm | 6 | |
| Apr. 29 | Sunny | 22° /8° | 0 mm | 6 | |
| Apr. 30 | Sunny | 19° /7° | 0 mm | 5 | |
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Important Notice
Our weather forecast for San Luis Obispo County in April 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 April - FAQ
What are the expected maximum and minimum temperatures in San Luis Obispo County during April?
Enjoy moderate daytime temperatures of up to 18° and cooler nights around 7°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in San Luis Obispo County during April?
Moderate rainfall is anticipated in San Luis Obispo County during April, with a total of 54 mm spread over approximately 7 days. Considering plans for rainy days is advisable.
What are the typical wind conditions in San Luis Obispo County during April?
The average wind speed in San Luis Obispo County during April is 16 km/h, suggesting breezy to windy conditions, depending on your activities.
April rainfall patterns in San Luis Obispo County
Explore the daily rainfall trends and prepare for San Luis Obispo Countys April weather 💧
Typically, San Luis Obispo County has 7 rainy days in April with a total of 54 mm of rainfall.
UV exposure in San Luis Obispo County during April
Stay informed about UV levels for safe outdoor activities throughout the month of April ☀️
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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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