Westport Weather in May

May in Westport averages 19°C (66°F) during the day and 8°C (46°F) at night. Quite a bit of rainfall is typical this month, with around 81 mm (3.2 in) on average. An umbrella is a good idea.

Rainfall in Westport in May

You can expect rain on around 11 days based on historical patterns, with 81 mm (3.2 in) average for the month. When showers do arrive, they tend to be on the heavier side. Worth being prepared even if rain days are not that numerous.

Temperature in Westport in May

May in Westport brings typical temperatures with highs around 19°C (66°F) and lows of 8°C (46°F). Even when the weather is stable, mornings and evenings can still feel distinctly cool. With overnight lows of 8°C (46°F), nights are cold. The cold air does make for deep, comfortable sleep if you have enough blankets.

Sunshine in Westport in May

With approximately 220 hours of sunshine, the days are filled with clear skies. It makes it a perfect month for being outside.

For Westport itself, July, August and September 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.