Harleston Weather in May

May in Harleston typically sees daytime highs of 17°C (63°F) and nighttime lows of 9°C (48°F). Expect some rainfall during the month.

Rainfall in Harleston in May

Climate statistics over the past 30 years suggest around 14 days of rain, with 58 mm (2.3 in) average for the month. Expect a fairly normal spread of rainfall this month, with no particular pattern of very heavy or very persistent showers.

Temperature in Harleston in May

In May, expect moderate temperatures in Harleston, with highs of 17°C (63°F) and lows of 9°C (48°F) at night. 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 Harleston in May

The month enjoys around 199 hours of sunshine, creating mostly sunny days with good weather conditions.

If you prefer enjoying temperate temperatures and rain-free days, July and August 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.