Crolles

What is the climate like in Crolles?

The best time to visit Crolles is typically July, the year's most comfortable month (6.3/10). Crolles is warmest in July, when daily highs average 72°F (22°C), and coolest in January, when lows fall to about 22°F (-6°C). The wettest month is typically May and the driest is February; the year sees roughly 69 in (1743 mm) of precipitation.

• Best time to visitJuly — the year's comfort peak (6.3/10)
• Warmest monthJuly — average high 72°F (22°C)
• Coolest monthJanuary — average low 22°F (-6°C)
• Wettest monthMay (8.2 in (209 mm))
• Driest monthFebruary (4.3 in (108 mm))
• Annual precipitation69 in (1743 mm)
• Based on2016-2025 daily ERA5 reanalysis data (10-year normals)
• Records fromLyon - St Exupery, 80 km away (1920-2026)