Dorchester Weather in May

Dorchester in May sees moderate temperatures, with highs around 17°C (63°F) and overnight lows of 9°C (48°F). Rainfall is fairly high at around 65 mm (2.6 in) on average, so pack waterproofs just in case.

Rainfall in Dorchester in May

You can expect rain on around 14 days based on historical patterns, with 65 mm (2.6 in) average for the month. Neither particularly heavy nor particularly frequent, the rain this month is about average. A light jacket should be enough on most wet days.

Temperature in Dorchester in May

May in Dorchester sees highs of 17°C (63°F) and lows of 9°C (48°F) overnight. Temperatures can feel cooler in the morning and evening, so layering is often the best approach. At 9°C (48°F) overnight, it gets properly cold after dark. On the bright side, cold nights tend to make for excellent sleeping conditions.

Sunshine in Dorchester in May

Expect sunny days throughout the month, with an estimated 208 hours of sunshine. This makes it a pleasant time to visit Dorchester.

For Dorchester itself, July and August generally stand out with 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.