San Clemente Weather in May

Thinking of visiting San Clemente in May? Expect pleasant temperatures reaching 22°C (72°F) during the day, dropping to 14°C (57°F) at night, and note that quite a bit of rainfall is likely.

Rainfall in San Clemente in May

Looking at the last 30 years, the data shows about 12 days with rain, averaging 67 mm (2.6 in) for the month. A fairly balanced picture this month, some wet days but nothing too extreme in terms of intensity.

Temperature in San Clemente in May

The temperature in San Clemente in May is excellent. Daytime highs reach 22°C (72°F), with nights dropping to 14°C (57°F). Temperatures can feel cooler in the morning and evening, so layering is often the best approach. With overnight lows of 14°C (57°F), evenings can feel noticeably cooler than the daytime. An extra layer is a good idea, though the cool air makes for a good night's sleep.

Sunshine in San Clemente in May

There are approximately 222 hours of sunshine this month, resulting in mostly clear days.

Average water temperature in May

The water temperature is 17°C (63°F), chilly, but perfectly fine for a swim if you're not too sensitive to cold water. A short wetsuit can make longer sessions more comfortable.

If you favor pleasant temperatures and minimal rainfall, May is one of the best months to visit San Clemente.