New Zealand in September
September is New Zealand's 8th-best month (rank 8 of 12): its 18 destinations average 70/100, led by Rotorua at 79 — 12°C and 14 rainy days — while Aoraki Mount Cook is cooler at 5°C and scores 60.
#8 of 12 months for New Zealand · 18 destinations · updated September 2026 · climate normals from ERA5 reanalysis
🇳🇿 New Zealand, month by month
70/100 in SeptemberWhere in New Zealand in September
Comfort is SeasonMap's 0–100 score; each place is judged through the lens that suits it — beaches on beach weather, ski resorts on snow. "At its best" means September is one of that place's own top three months. Feels-like highs fold in humidity, wind and sun.
What's on in New Zealand in September
- Lambing at Cornwall Park · Auckland · 1 Aug – 10 Sep (usually)
- Cherry blossom at Cornwall Park · Auckland · 15 Sep – 15 Oct (usually)
- Milky Way season · Lake Tekapo and 1 more place · 15 Apr – 15 Sep (usually)
- World of WearableArt · Wellington · 17 Sep – 4 Oct
- Sperm whales, all year · Kaikōura · 1 Jan – 31 Dec
- Seal pups in the streams · Kaikōura · 1 Apr – 30 Sep (usually)
- Albatross season · Kaikōura · 1 Apr – 30 Sep (usually)
- Snow Machine · Queenstown · 10–12 Sep
Seasons in force
Peak crowds at 4 of New Zealand's 12 well-known places this month.