Le Perray-en-Yvelines

What is the climate like in Le Perray-en-Yvelines?

The best time to visit Le Perray-en-Yvelines is typically June – September, with trip comfort peaking in July (7.6/10). Le Perray-en-Yvelines is warmest in July, when daily highs average 77°F (25°C), and coolest in January, when lows fall to about 36°F (2°C). The wettest month is typically May and the driest is August; the year sees roughly 31 in (791 mm) of precipitation.

• Best time to visitJune – September — comfort peaks in July (7.6/10)
• Warmest monthJuly — average high 77°F (25°C)
• Coolest monthJanuary — average low 36°F (2°C)
• Wettest monthMay (3.2 in (80 mm))
• Driest monthAugust (2.0 in (50 mm))
• Annual precipitation31 in (791 mm)
• Based on2016-2025 daily ERA5 reanalysis data (10-year normals)
• Records fromOrly, 39 km away (1921-2026)