Japan August Weather 2024. Temperatures soared sunday across a broad swath of the country, as japan marked the second day of the golden week holiday period, with. For august, the heat index is appraised at a scorching 42°c.
On the first day of the month, sunrise is at 04:47 and sunset at 18:47. Its average rainfall is moderate at 6 in (147 mm), which typically arrives as afternoon downpours on 1 in 3 days.