Plymouth Weather in May

May in Plymouth brings pleasant temperatures around 20°C (68°F) during the day, dropping to 9°C (48°F) at night, with quite a bit of rainfall expected, averaging around 101 mm (4 in) for the month.

Rainfall in Plymouth in May

Typically around 12 days of rainfall are expected, averaging 101 mm (4 in) for the month. The rain this month tends to fall in heavier spells rather than light drizzle. When it rains, showers can be significant.

Temperature in Plymouth in May

Expect highs of 20°C (68°F) in Plymouth in May, with nights dropping to around 9°C (48°F). Conditions are often most pleasant around the middle of the day. With lows around 9°C (48°F), nights are cold. The upside is that cool, crisp nights are often the best for a deep sleep.

Sunshine in Plymouth in May

With approximately 301 hours of sunshine, the days are filled with clear skies. It makes it a perfect month for being outside.

If you prefer enjoying temperate temperatures and rain-free days, August and September typically offer the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.