Saint-Julien-en-Genevois Weather in May

May in Saint-Julien-en-Genevois brings pleasant temperatures, with highs of 19°C (66°F) and nights dropping to 9°C (48°F). It's the rainiest month of the year, so come prepared with waterproof gear.

Rainfall in Saint-Julien-en-Genevois in May

Known for its peak rainfall, this month often has intense showers. It's wise to carry a poncho to protect yourself from the rain. Analyzing past climate data, one can expect approximately 16 days of rain, averaging 153 mm (6 in). This month brings frequent, heavy showers. Both the number of wet days and the rainfall totals are on the high side.

Temperature in Saint-Julien-en-Genevois in May

Daytime highs in Saint-Julien-en-Genevois in May reach 19°C (66°F), with nights around 9°C (48°F). Even when the weather is stable, mornings and evenings can still feel distinctly cool. Nights drop to 9°C (48°F). Cold nights like these are actually great for sleeping well, as long as you have a warm enough duvet.

Sunshine in Saint-Julien-en-Genevois in May

Expect sunny days throughout the month, with an estimated 211 hours of sunshine. This makes it a pleasant time to visit Saint-Julien-en-Genevois.

Average water temperature in May

The water temperature is 13°C (55°F), chilly, but perfectly fine for a swim if you're not too sensitive to cold water. A short wetsuit can make longer sessions more comfortable.

If your ideal day consists of dry skies and pleasant temperatures, June, July, August and September typically offer the best circumstances for Saint-Julien-en-Genevois.