July Weather in Perroy, Switzerland

Last updated: August 27, 2025

In Perroy, Switzerland, the average temperature in July hovers around 19°C (67°F). Expect a pleasant range with minimums dipping to 10°C (50°F) and maximums reaching up to 33°C (91°F). Precipitation is notable, averaging 130 mm (5.1 in) over 15 days, contributing to a humid atmosphere with an average humidity level of 82%.

July Temperature in Perroy

In July, in Perroy, the average temperature is 19°C (67°F). Maximums can reach 33°C (91°F), while minimums can drop as low as 10°C (50°F). This pleasant range makes it an ideal destination for various outdoor activities and sightseeing.

July Weather in Perroy: Daily Temperature Highs, Lows, and Averages

The chart illustrates July temperature patterns in Perroy, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Perroy, July typically has an average temperature of 19°C (67°F), with highs reaching up to 33°C (91°F) and lows dropping to around 10°C (50°F).

Data source: Temperature data for Perroy generated using information from the Copernicus Climate Change Service.

July Precipitation in Perroy

In Perroy in July, the total precipitation amount is 130 mm (5.1 in) over the course of 15 days.

July Precipitation Trends in Perroy

The chart displays monthly precipitation patterns in Perroy, with values for each month alongside July’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how July’s conditions compare to those of other months. In Perroy, July typically receives around 130 mm (5.1 inches) of precipitation spread over approximately 15 days.

Data source: Precipitation data for July generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

July Humidity in Perroy

In Perroy in July humidity is 82%. With an average temperature of 19°C (67°F), this humidity feels like a heavy blanket wrapping around you, making each step feel sluggish and the air thick as you explore the sights.

July Average Humidity in Perroy

This chart illustrates the average monthly humidity levels in Perroy, with July’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In July, average humidity in Perroy is approximately 82%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for July generated using information from the Copernicus Climate Change Service.

July UV Index in Perroy

In Perroy in July, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in Perroy.

Maximum UV Index Levels in Perroy for July

The chart shows the monthly maximum UV Index (UVI) for Perroy in July, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In July, the maximum UV index in Perroy typically reaches 9, which falls under the very high exposure category.

Data source: Perroy July UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

Extreme (11+): Avoid the sun, stay in shade.
Very High (8-10): Limit sun exposure.
High (6-7): Use SPF 30+ and protective clothing.
Moderate (3-5): Midday shade recommended.
Low (0-2): No protection needed.

How July Weather in Perroy Compares to Other Months

Weather in Perroy varies notably across the year, with each month offering distinct climate conditions. This page compares July’s weather to other months in Perroy, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Perroy, showing how July’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	2°C (36°F)	127 mm (5.0 inches)	91%	low
February Weather	4°C (40°F)	98 mm (3.9 inches)	89%	moderate
March Weather	6°C (43°F)	140 mm (5.5 inches)	87%	high
April Weather	9°C (49°F)	64 mm (2.5 inches)	84%	high
May Weather	12°C (55°F)	163 mm (6.4 inches)	80%	very high
June Weather	17°C (64°F)	126 mm (5.0 inches)	82%	very high
July Weather	19°C (67°F)	130 mm (5.1 inches)	82%	very high
August Weather	19°C (66°F)	126 mm (5.0 inches)	77%	very high
September Weather	15°C (60°F)	94 mm (3.7 inches)	81%	high
October Weather	11°C (52°F)	121 mm (4.8 inches)	89%	moderate
November Weather	6°C (43°F)	116 mm (4.6 inches)	89%	moderate
December Weather	3°C (38°F)	213 mm (8.4 inches)	91%	low