Monthly weather forecast and climate
Oceanside, CA

What is the coldest month in Oceanside?

Coldest months in Oceanside, California, are January, February and December, with an average high-temperature of 64°F (17.8°C).

How much does it rain in Oceanside?

During the entire year, Oceanside aggregates up to 11.1" (282.7mm) of precipitation.

What is the rainiest month in Oceanside?

The month with the most rainfall in Oceanside is January when 2.4" (61.5mm) of precipitation is typically aggregated.

What is the warmest month in Oceanside?

July is the warmest month, with an average high-temperature of 73.9°F (23.3°C) and an average low-temperature of 64°F (17.8°C).

What is the driest month in Oceanside?

July is the month with the least rainfall, with 0" (0.5mm) of accumulated precipitation.
Average temperature - Oceanside, CA
Average rainfall - Oceanside, CA
Average sea temperature - Oceanside, CA

The best month for swimming (with the highest average sea temperature) is August (68°F).
Coldest months (with the lowest average sea temperature) are January and February (58.7°F).

Average daylight - Oceanside, CA
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