National Eisteddfod (Yr Eisteddfod Genedlaethol)
1 – 8 August 2026
Spinal Muscular Atrophy (SMA) Awareness Month
1 – 31 August 2026
The Welsh Fruit show
2 – 9 August 2026
Swansea Sea Festival
8 – 9 August 2026
The International Day of the World's Indigenous Peoples
9 August 2026
World humanitarian day
19 August 2026
Green Man Festival
20 August 2026
Martletwy Show
26 August 2026
Wales' strongest Man
30 August 2026