Temperature
Hot by day, warm at night.
88°Ftypical Aug high
Toyama Bay is most comfortable in spring. Summers are hot and winters are cool. Rain is frequent in most months.

Hot by day, warm at night.
Recurring showers across the month.
Cloudier spells limit sunshine.
Hot days with humid air through much of the month.
In August, afternoons feel about 95° and nights feel near 85°.
Mostly cloudy skies.
August late afternoons are around 86°F, easing to about 82°F in early evening.
Calm winds are typical in August.
Want a side-by-side climate view? Compare Toyama Bay with Nikko.
Typical monthly values are based on long-term climate records. Useful for planning, not a forecast. Check the weather before you travel.
Local microclimates can vary by beach, neighborhood, trail, or elevation.
Last updated: Jul 31, 2026
Data & methodology