September is the most popular time to visit Reims, as the summer crowds begin to wane, yet the city still basks in pleasant weather. The peak season runs from July to September, when tourists flock to this charming city to experience its rich history, stunning architecture, and, of course, the world-famous Champagne houses.During September, visitors can expect mild temperatures ranging from 15 to 25 degrees Celsius, making it superb for outdoor activities such as strolling through the beautiful Parc de Champagne or exploring the iconic Notre-Dame de Reims. The vibrant setting of the city continues, especially as local vineyards celebrate the grape harvest, offering unique opportunities for tastings and tours.If you're looking for a more budget-friendly option, October presents an excellent choice. As the tourist season comes to a close, you'll find that accommodation prices drop, allowing for a more relaxed exploration of the city. The fall foliage adds a lovely touch to the picturesque streets, making it a delightful time for sightseeing without the hustle and bustle of peak season.Ultimately, the best time to book a holiday rental in Reims hinges on your preferences.