Williston Weather in May

Williston in May averages 19°C (66°F) during the day and 5°C (41°F) at night. This is the wettest month of the year.

Rainfall in Williston in May

It's the month with the heaviest rainfall, so an umbrella is a must to navigate the wet weather. Past climate data indicates that roughly 13 days will see rain, totalling around 76 mm (3 in) for the month. A fairly balanced picture this month, some wet days but nothing too extreme in terms of intensity.

Temperature in Williston in May

In May, Williston gets pleasant temperatures, with highs of 19°C (66°F). Nights cool to around 5°C (41°F). Temperatures can feel cooler in the morning and evening, so layering is often the best approach. Nights drop to 5°C (41°F). Cold nights like these are actually great for sleeping well, as long as you have a warm enough duvet.

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