Cook Islands in July

July is Cook Islands's 6th-best month (rank 6 of 12): its 3 destinations average 81/100, led by Aitutaki at 84 — 26°C and 11 rainy days — while Rarotonga trails at 80 with 101 mm of rain.

#6 of 12 months for Cook Islands · 3 destinations · updated September 2026 · climate normals from ERA5 reanalysis

Cook Islands, month by month

81/100 in July
  1. 75Jan
  2. 73Feb
  3. 77Mar
  4. 79Apr
  5. 73May
  6. 83Jun
  7. 81Jul
  8. 83Aug
  9. 86Sep
  10. 84Oct
  11. 85Nov
  12. 76Dec

Where in Cook Islands in July

#PlaceTypeFeels-like highRainComfortAt its best
1AitutakiIsland26°C70 mm · 11 days84 tier AYes
2AvaruaIsland27°C101 mm · 12 days80 tier A—
3RarotongaIsland24°C101 mm · 12 days80 tier A—

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 July is one of that place's own top three months. Feels-like highs fold in humidity, wind and sun.

What's on in Cook Islands in July

  • Humpback whale season · Aitutaki and 2 more places · 15 Jul – 15 Oct (usually)
  • Te Maeva Nui · Aitutaki and 2 more places · 25 Jul – 4 Aug

Seasons in force

Dry season · 2 places

Peak crowds at 2 of Cook Islands's 3 well-known places this month.

Better months for Cook Islands

September · 86/100November · 85/100October · 84/100Weakest: May · 73/100
← Cook Islands in JuneCook Islands in August →Best time to visit Cook Islands, month by monthCompare: Aitutaki vs Avarua in July