Nyon Weather in May

Nyon in May averages 18°C (64°F) during the day and 9°C (48°F) at night. This is the wettest month of the year.

Rainfall in Nyon in May

As the rainiest month, carrying an umbrella is advisable to manage the frequent rain. Historically, approximately 17 days this month are expected to have rain, averaging 145 mm (5.7 in). Expect frequent rainfall this month, and not just light drizzle. When it rains, it tends to come down hard.

Temperature in Nyon in May

In May, expect pleasant temperatures in Nyon, with highs of 18°C (64°F) and lows of 9°C (48°F) at night. The difference between afternoon and evening temperatures is usually noticeable. 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 Nyon in May

The city usually sees around 211 hours of sunlight, indicating many sunny days , a great month for sightseeing.

Average water temperature in May

The water is 13°C (55°F) this month, cool enough to feel refreshing on a warm day, but cold enough that most people won't stay in for long without a wetsuit.

If your ideal day consists of dry skies and pleasant temperatures, June, July, August and September typically offer the best circumstances for Nyon.