Temperature
Cold by day, cold at night.
Dunedin is most comfortable in local summer and early local autumn. Local summers are mild and local winters are cool. Rain is spread through the year. Humidity is usually low.

Cold by day, cold at night.
Rainfall is lower than usual here.
Some sun, but clouds are common.
Humidity is rarely noticeable in the cool air.
In August, afternoons feel about 45° and nights feel near 33°.
Mostly cloudy skies.
August late afternoons are around 51°F, easing to about 45°F in early evening.
Calm winds are typical in August.
Want a side-by-side climate view? Compare Dunedin with Nelson.
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: Jun 1, 2026
Data & methodology