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Val dʼIlliez Weather in July

With daytime temperatures of 20°C (68°F) and nighttime lows of 9°C (48°F), July in Val dʼIlliez brings pleasant temperatures during the day. Do keep in mind that July is part of the rainy season, with frequent and often heavy rainfall.

Rainfall in Val dʼIlliez in July

As part of the rainy season, Val dʼIlliez sees around 15 days of rain in July, with an average of 198 mm (7.8 in). Rain during the rainy season is significant rather than just light drizzle. Expect proper showers on most rainy days.

Temperature in Val dʼIlliez in July

Val dʼIlliez in July gets highs of 20°C (68°F) during the day and drops to 9°C (48°F) at night. The summer season is characteristic of July. Even when the weather is stable, mornings and evenings can still feel distinctly cool. 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. On average, it is the month with the highest temperature of the year.

Sunshine in Val dʼIlliez in July

The month enjoys around 275 hours of sunshine. The wet weather tends to wait until afternoon or evening to arrive, leaving the first half of most days dry and sunny.

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

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For a detailed overview over the year and the best time to visit Switzerland, check out our Val dʼIlliez's climate page.

Val dʼIlliez Temperature in July

Min TemperatureMin Temperature 9°C (48°F)  
Max TemperatureMax Temperature 20°C (68°F)  
Chance of RainChance of Rain 50%  
PrecipitationPrecipitation 198 mm (7.8 in)  
Rainy daysRainy days 15 days  
SunshineSunshine 275 hours *  
Percentage SunshinePercentage Sunshine *  
* Data from: Chamonix-Mont-Blanc, France (31 KM, 19 Miles).

Best Places in Switzerland in July

Find out more about the weather in Switzerland and which places have the best travel conditions in this month. See all of Switzerland in July →

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Legend perfect weather pleasant tolerable unpleasant poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

What to Wear in Val dʼIlliez in July

For Val dʼIlliez in July, you'll want flexible clothing. It's wise to pack cotton shirts, comfortable shorts, and a pair of jeans for cooler evenings. A light sweater or jacket is useful for air-conditioned spaces (like buses) or unexpected cool moments. Also bring a poncho, it will rain a lot! Waterproof everything you can. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.

What To Do in Val dʼIlliez in July

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Swimming
7/10
Camping
3/10

Select a Month

Check the conditions for any month of the year.

For a detailed overview over the year and the best time to visit Switzerland, check out our Val dʼIlliez's climate page.

More climate data for Val dʼIlliez