Grenoble

Alpine Areas (Grenoble, Chamonix):

• Summer (June to August): Alpine areas have milder summers with daytime temperatures ranging from 20-25°C (68-77°F) due to higher altitudes. It's a popular time for outdoor activities like hiking and mountain sports.
• Winter (December to February): Winters in the Alps bring cold temperatures with average daytime highs between 0-5°C (32-41°F) and abundant snowfall, making it a prime season for skiing and winter sports.

Central and Southern Areas (Lyon, Clermont-Ferrand):

• Summer (June to August): Summers are warmer with daytime temperatures ranging from 25-30°C (77-86°F), sometimes higher in urban areas. It's suitable for exploring cities and enjoying outdoor activities.
• Winter (December to February): Winters are cooler but generally milder compared to the Alps, with daytime temperatures averaging around 5-10°C (41-50°F).