Sillian Weather in May

Sillian in May sees moderate temperatures, with highs around 12°C (54°F) and overnight lows of 2°C (36°F). Rainfall is fairly high at around 133 mm (5.2 in) on average, so pack waterproofs just in case.

Rainfall in Sillian in May

Analyzing past climate data, one can expect approximately 18 days of rain, averaging 133 mm (5.2 in). Wet weather is a regular and significant part of this month. Frequent days of rain combined with high totals means proper waterproofs are worth packing.

Temperature in Sillian in May

If you're visiting Sillian in May, expect highs of 12°C (54°F) and overnight lows around 2°C (36°F). Temperatures can feel cooler in the morning and evening, so layering is often the best approach. With overnight lows of 2°C (36°F), nights are cold. The cold air does make for deep, comfortable sleep if you have enough blankets.

Sunshine in Sillian in May

With approximately 202 hours of sunshine, the days are filled with clear skies. Despite it being a cool month, it makes for pleasant days outside.

May in Sillian can still be great, but if you prefer pleasant temperatures along with dry and sunny conditions, our weather planner can help you explore other options in the world.