Kollum Weather in May

May in Kollum averages 17°C (63°F) during the day and 9°C (48°F) at night. Quite a bit of rainfall is typical this month, with around 64 mm (2.5 in) on average. An umbrella is a good idea.

Rainfall in Kollum in May

Historically, May sees about 15 days of rain, with a monthly average of 64 mm (2.5 in). Expect a fairly normal spread of rainfall this month, with no particular pattern of very heavy or very persistent showers.

Temperature in Kollum in May

In May, Kollum sees moderate temperatures, with highs of 17°C (63°F). Nights drop to around 9°C (48°F). Even when the weather is stable, mornings and evenings can still feel distinctly cool. With overnight lows of 9°C (48°F), nights are cold. The cold air does make for deep, comfortable sleep if you have enough blankets.

Sunshine in Kollum in May

The month enjoys around 233 hours of sunshine, creating mostly sunny days with good weather conditions.

For Kollum itself, June, 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.