The best time to go to Tulsk is generally from late spring to early autumn, specifically May through September, when the weather is mildest and most conducive to outdoor activities.During these months, you'll experience longer daylight hours and warmer temperatures, making it ideal for exploring the local archaeological sites like the Rathcroghan Complex without the chill and frequent rain of the off-season. This period also often coincides with local festivals and events, offering a chance to experience Irish culture.For those interested in historical exploration and comfortable sightseeing, July and August are particularly good, though they can be busier. The pleasant weather allows for comfortable walks around the ancient monuments and drives through the scenic County Roscommon countryside.