The best time to go to Charly-Sur-Marne is during the warmer months, specifically from June to September, when the weather is most favorable for exploring the Champagne region.During these months, the temperatures are pleasant, typically ranging from the mid-60s to low 70s Fahrenheit (18-23 Celsius), making it ideal for vineyard tours, outdoor activities, and enjoying the local cafes and markets. The longer daylight hours also allow for more extensive sightseeing.This period is particularly appealing for couples interested in wine tasting and scenic drives through the vineyards.