Oahu in December
December in Oahu brings highs around 82°F (28°C), lows near 69°F and about 9 rainy days. The sun sets around 5:52 pm. The sea is about 77°F (25°C). It's one of the most comfortable months for sightseeing.
Photo: Ossewa, CC BY-SA 4.0
What December is good for in Oahu
Each activity rated for December's weather and sea.
Great now Sunset cruisesGreat in December
Great now SnorkelingGreat in December
Great now Scuba divingGreat in December
Great now ATV toursGreat in December
Great now Helicopter toursGreat in December
Great now Zipline toursGreat in December
Great now Private toursGreat in December
Great now Bike toursGreat in December
December next to November and January
| Month | November | December | January |
|---|---|---|---|
| High | 84°F (29°C) | 82°F (28°C) | 80°F (27°C) |
| Low | 72°F (22°C) | 69°F (21°C) | 67°F (19°C) |
| Rainy days | 9 | 9 | 8 |
| Sea | 79°F | 77°F | 76°F |
| Sunset | 5:50 pm | 5:52 pm | 6:10 pm |
| Daylight | 11 h 07 min | 10 h 50 min | 10 h 58 min |
Averages for Honolulu International Airport; sunrise and sunset on the 15th. Oahu water temperature by month.
Tours in Oahu
Oahu: Grand Tour Around Island with SnorkelingFrom $89View 
Oahu: Full or Half Day Grand Circle Island TourFrom $100View 
Pearl Harbor USS Arizona Memorial Tour from WaikikiFrom $55View 
Oahu Catamaran Snorkel Tour: See Turtles 100% GuaranteedFrom $50View 
Oahu Circle Island Snorkeling Tour: Dole, Pali Lookout & MoreFrom $118View 
Oahu Grand Circle Island Experience from WaikikiFrom $99View
Tours from Viator. Good Outing may earn a commission when you book, at no cost to you.
Questions
Is December a good time to visit Oahu?
It's one of the most comfortable months for sightseeing. The most comfortable months overall are January, February, March, April, May and December.
How hot is Oahu in December?
Average highs are about 82°F (28°C) and lows about 69°F (21°C).
Does it rain much in Oahu in December?
December averages 9 rainy days, against 9 in the wettest month.
How warm is the sea in Oahu in December?
About 77°F (25°C). Warm enough for long swims and snorkeling.
