South Dennis Weather in May

Thinking of visiting South Dennis in May? Expect moderate temperatures reaching 18°C (64°F) during the day, dropping to 10°C (50°F) at night, and note that quite a bit of rainfall is likely.

Rainfall in South Dennis in May

Historically, May sees about 12 days of rain, with a monthly average of 93 mm (3.7 in). When it rains this month, it tends to come down fairly heavily. Showers can be substantial even if they don't last all day.

Temperature in South Dennis in May

May in South Dennis brings moderate temperatures, with highs of 18°C (64°F) and nights around 10°C (50°F). Temperatures can feel cooler in the morning and evening, so layering is often the best approach. With lows around 10°C (50°F), nights are cold. The upside is that cool, crisp nights are often the best for a deep sleep.

Sunshine in South Dennis in May

There are approximately 261 hours of sunshine this month, resulting in mostly clear days.

Our weather planner can help you find worldwide destinations with pleasant weather during this period. June, July, August and September typically offer the best weather for South Dennis.