Search flights, hotels & activities for Cook Islands
Compare flights, hotels, cars, and activities in one place.
500+airlines & travel sites compared
21,000+routes tracked
€0booking fees from us
Freeprice drop alerts
Things to Do in Cook Islands in Summer
Real historical weather for Cook Islands in Summer: average highs of 22°C and lows of 20°C, with around 102mm of rain (averaged over the last 3 years). Cook Islands is in Cook Islands.
22°C
Average high
20°C
Average low
102mm
Typical rainfall
Real things to do in Cook Islands in Summer
Ad
Ad
Ad
Ad
Ad
Ad
Ad
Ad
Ad
Ad
Big Island: Captain Cook Snorkel On A Power Catamaran With Lunch
★ 4.9(2,437 reviews)· 4 hrs
From €76
6HR-Iguana island and conch cooking experience with snorkeling
★ 4.8(156 reviews)· 6 hrs
From €210
Mount Cook, Lake Tekapo and Tasman Glacier Tour from Christchurch
★ 4.8(376 reviews)· 13 hrs
From €130
Bay of Islands Scenic Tour
★ 4.8(64 reviews)· 3h 30m
From €57
Try Scuba Diving at Cook Island – Guided Ocean Dive with Turtles
★ 4.7(6 reviews)· 6 hrs
From €168
Big Island: Farm to Table Cooking Class at Kulaniapia Falls
★ 4.6(37 reviews)· 4 hrs
From €151
Shore Excursion To Historic Kerikeri Including Lunch
★ 4.4(21 reviews)· 4 hrs
From €130
A Cook Islands Turtle Tour - small groups, premium experience
★ 3.9(7 reviews)· 1h 30m
From €100
Snorkeling with Turtles – Cook Island Marine Reserve
★ 3.2(17 reviews)· 6 hrs
From €87
Private Kaikoura Whale Watching Day Trip From Christchurch
· 11 hrs
From €151
Real listings from Viator, including live ratings and prices — clicking through takes you to book directly.
Other seasons in Cook Islands
Plan the rest of your trip
Continue planning your trip to Cook Islands
Same destination, real availability — no need to search again.
FAQs — Cook Islands in Summer
Based on real historical data (averaged over the last 3 years), expect highs around 22°C and lows around 20°C, with roughly 102mm of rain.