The best time to go to Ath is typically between late spring and early autumn, specifically from May to September, when the weather is most pleasant for exploring.Peak season is late August, during the Ducasse d'Ath. This historic parade and festival, designated by UNESCO, brings the town to life with giant figures, music, and traditional celebrations. If you're keen to experience this unique cultural event, booking accommodation well in advance is essential due to high demand.For those who prefer milder weather and fewer crowds, May, June, and September offer comfortable temperatures for walking around and visiting local attractions like the Burbant Tower or the Espace Gallo-Romain museum. You'll find the town bustling enough to enjoy its offerings without the intensity of the festival period.