Cook Islands · Month comparison
April vs May
May ranks #1 overall vs April at #7. Dry season opens — the crowd-to-value sweet spot before New Zealand winter school holidays.
April
#7 of 12 months
Best match
Transitional month — 145mm keeps it under the hard cap, and clear days genuinely increase.
- ↑Cyclone season effectively over — a significant psychological shift in reliability
- ↑Temperatures cooling to a very comfortable 26°C without the humidity of summer
May
#1 of 12 months
Best match
Dry season opens — the crowd-to-value sweet spot before New Zealand winter school holidays.
- ↑85mm of rain is genuinely manageable — most days are dry and clear
- ↑Prices still below the June–August premium before school holidays hit
| Factor | April | May |
|---|---|---|
| Weather score | 7 | 8 |
| Value score | 6 | 7 |
| Crowd score | 6 | 7 |
| Events score | 5 | 5 |
| Atmosphere | 7 | 8 |
| Avg high temp | 26°C | 24°C |
| Monthly rain | 145mm | 85mm |
| Daily sunshine | 7hrs | 7hrs |
April trade-offs
- ↓145mm is still substantial — afternoon rain showers remain a regular feature
- ↓Dry season prices have not yet dropped from summer shoulder levels
- ↓Not the reliable blue-sky experience of May–October
May trade-offs
- ↓Evenings noticeably cooler than summer — pack a layer for open-air dinners
- ↓Some activities (lagoon cruises, sailing) operate reduced schedules before the main season
- ↓Less vibrant green in the interior as dry season bites
Scores compare months within Cook Islands. Climate data: Open Meteo ERA5 30-year normals (1991–2020). Methodology →