The best time to go to Nallathanniya is during the dry seasons, which run from January to March and again from June to August.During these months, you'll experience less rainfall and clearer skies, making the trek up Adam's Peak much more enjoyable. The pathways are less slippery, and the views from the summit are typically unobstructed. This period is particularly good for those seeking a comfortable and convenient climb.For those wanting to experience the peak's pilgrimage season, which typically runs from December to May, the dry season months within this period (January to March) are ideal.