Search flights, hotels & activities for Hawaii
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 Hawaii in September
Real historical weather for Hawaii in September: average highs of 23°C and lows of 16°C, with around 82mm of rain (averaged over the last 3 years).
23°C
Average high
16°C
Average low
82mm
Typical rainfall
Real things to do in Hawaii in September
Ad
Ad
Ad
Ad
Ad
Ad
Ad
Ad
Ad
Ad
Parasailing Experience in Waikiki, HI
★ 4.9(8,598 reviews)· 1 hr
From €39
Oahu: Grand Tour Around Island with Snorkeling
★ 4.8(10,502 reviews)· 10 hrs
From €97
Waikiki: BYOB Sunset Cruise
★ 4.8(713 reviews)· 1h 30m
From €53
Oahu: Mauka Warriors Luau Honoring Polynesia's Forgotten History
★ 4.8(3,581 reviews)· 4 hrs
From €130
Hawaiian Parasail Since 1977
★ 4.7(1,395 reviews)· 1 hr
From €40
Hawaii Volcanoes National Park Experience from the Big Island
★ 4.7(209 reviews)· 10 hrs
From €124
1 Hour Waikiki Sail on Na Hoku 3 Catamaran
★ 4.6(39 reviews)· 1 hr
From €41
Pearl Harbor USS Arizona Memorial Tour from Waikiki
★ 4.5(5,930 reviews)· 4 hrs
From €49
Honolulu Haunts and Hauntings Ghost Tour
★ 4.3(194 reviews)· 1 hr
From €23
Honolulu Airport to Waikiki Shared Shuttle Transfer
★ 4.1(531 reviews)· 30 min
From €20
Real listings from Viator, including live ratings and prices — clicking through takes you to book directly.
Plan the rest of your trip
Continue planning your trip to Hawaii
Same destination, real availability — no need to search again.
FAQs — Hawaii in September
Based on real historical data (averaged over the last 3 years), expect highs around 23°C and lows around 16°C, with roughly 82mm of rain.