La Costa Weather & Climate: Best Time to Visit

With minimal seasonal shifts, La Costa experiences a constant climate year-round. On average, daytime temperatures range from a comfortable 24°C (75°F) in September to a pleasant 19°C (66°F) in February.

Nighttime temperatures range from 22°C (72°F) in September to 16°C (61°F) in February.

Check out our detailed temperature page for more information.

Temperature ranges by month

La Costa is known for its low rainfall, with yearly precipitation amounts around 130 mm (5.1 in). The seasons in La Costa bring significant changes in precipitation. The wettest month, December, receives low rainfall, with an average of 24 mm (0.9 in) of precipitation. This rainfall is distributed across 4 rainy days.

In contrast, the driest month, August, experiences much less rainfall, totaling 2.2 mm (0.1 in) over 0 rainy days. These distinct seasonal differences provide diverse experiences throughout the year. For more details, please visit our La Costa Precipitation page.

The mean monthly precipitation over the year, including rain, hail, and snow

The average number of days each month with precipitation

La Costa enjoys sunny spells year-round. July sees up to 10.0 hours of daily sunshine, perfect for a sunny trip. December, the least sunny month, still offers a generous 6.6 hours of sun despite this cloudier time of the year.

Visit our detailed sunshine hours page for more information.

Monthly hours of sunshine

Daily hours of sunshine

The relative humidity is high throughout the year in La Costa.

The city experiences its highest humidity in December, reaching 72%. In March, the humidity drops to its lowest level at 66%. What does this mean? Read our detailed page on humidity levels for further details.

Relative humidity over the year