Best months
January, February, and March
Warmest month
August, 31°C
Wettest month
March, 91 mm
Honolulu weather by month
Average daily high and low, total rainfall and days with at least 2.5 mm of rain.
| Month | High / low | Rain | Verdict |
|---|---|---|---|
| January | 27°C / 19°C | 35 mm · 3 days | Good |
| February | 27°C / 19°C | 50 mm · 4 days | Good |
| March | 28°C / 20°C | 91 mm · 5 days | Good |
| April | 29°C / 21°C | 39 mm · 3 days | Good |
| May | 29°C / 21°C | 25 mm · 3 days | Good |
| June | 30°C / 23°C | 21 mm · 1 day | Good |
| July | 31°C / 23°C | 25 mm · 1 day | Good |
| August | 31°C / 24°C | 20 mm · 2 days | Hot |
| September | 31°C / 23°C | 28 mm · 2 days | Hot |
| October | 30°C / 23°C | 43 mm · 2 days | Good |
| November | 29°C / 22°C | 60 mm · 4 days | Good |
| December | 28°C / 20°C | 81 mm · 5 days | Good |
Honolulu by season
Spring
Spring brings warm, dry weather with fewer crowds after the spring break rush. It's an ideal time for hiking and beach days before the peak summer heat.
- + Pleasant temperatures
- + Lower rainfall
- + Good hotel rates in late April/May
- − Ocean can still be cool for some
- − Trade winds may be lighter
Summer
Summer is hot, dry, and sunny, with calm ocean conditions perfect for swimming and snorkeling. This is peak tourist season, especially for families.
- + Consistently excellent beach weather
- + Calm south shore waves
- + Long daylight hours
- − Highest crowds and prices
- − Can be very hot and humid inland
Autumn
Considered one of the best times to visit. The weather remains warm, summer crowds dissipate, and rainfall is still relatively low. A great balance.
- + Fewer crowds
- + Warm water and air temperatures
- + Good value on accommodations
- − Hurricane season (though direct hits are rare)
- − Some brief rain showers possible
Winter
Winter is mild and pleasant in Honolulu, though rainier. The big change is on the North Shore, where massive waves attract pro surfers. Whale watching season begins.
- + Spectacular North Shore surf competitions
- + Humpback whale watching (Dec-Apr)
- + Cooler, comfortable temperatures
- − More frequent rain showers
- − South shore beaches can have bigger waves/currents
Honolulu month by month
Honolulu in January
GoodIn January, Honolulu averages highs of 27°C and lows of 19°C, with about 3 rainy days and 35 mm of rain. It is a good month to visit.
Honolulu in February
GoodIn February, Honolulu averages highs of 27°C and lows of 19°C, with about 4 rainy days and 50 mm of rain. It is a good month to visit.
Honolulu in March
GoodIn March, Honolulu averages highs of 28°C and lows of 20°C, with about 5 rainy days and 91 mm of rain. It is a good month to visit.
Honolulu in April
GoodIn April, Honolulu averages highs of 29°C and lows of 21°C, with about 3 rainy days and 39 mm of rain. It is a good month to visit.
Honolulu in May
GoodIn May, Honolulu averages highs of 29°C and lows of 21°C, with about 3 rainy days and 25 mm of rain. It is a good month to visit.
Honolulu in June
GoodIn June, Honolulu averages highs of 30°C and lows of 23°C, with about 1 rainy day and 21 mm of rain. It is a good month to visit.
Honolulu in July
GoodIn July, Honolulu averages highs of 31°C and lows of 23°C, with about 1 rainy day and 25 mm of rain. It is a good month to visit.
Honolulu in August
HotIn August, Honolulu averages highs of 31°C and lows of 24°C, with about 2 rainy days and 20 mm of rain. It is hot, so plan sightseeing for mornings and evenings.
Honolulu in September
HotIn September, Honolulu averages highs of 31°C and lows of 23°C, with about 2 rainy days and 28 mm of rain. It is hot, so plan sightseeing for mornings and evenings.
Honolulu in October
GoodIn October, Honolulu averages highs of 30°C and lows of 23°C, with about 2 rainy days and 43 mm of rain. It is a good month to visit.
Honolulu in November
GoodIn November, Honolulu averages highs of 29°C and lows of 22°C, with about 4 rainy days and 60 mm of rain. It is a good month to visit.
Honolulu in December
GoodIn December, Honolulu averages highs of 28°C and lows of 20°C, with about 5 rainy days and 81 mm of rain. It is a good month to visit.
Top tours and experiences in Honolulu
The tours and tickets travellers book most, with ratings and reviews from Viator.
Oahu Majestic Circle Island Tour with Waimea Falls and Byodo Inn
4.98,338 reviews9h
from €169
Check availability
All things to do in Honolulu →
Tours and prices from Viator, a Tripadvisor company. Prices change with your dates. We may earn a commission if you book, at no extra cost to you.
Plan your Honolulu trip
Best time to visit Honolulu: FAQ
What is the best month to visit Honolulu?+
January is the most comfortable month on average, with highs of 27°C. February and March are close behind.
What is the rainiest month in Honolulu?+
March is the wettest month, with about 91 mm of rain.
How hot does Honolulu get?+
August is the warmest month, with average highs of 31°C and lows of 24°C. The coldest nights come in January, averaging 19°C.
Averages for 2006–2025 from the WAIKIKI 717.2 weather station (6 km from the centre), NOAA Global Historical Climatology Network. Verdicts rate sightseeing comfort from daytime highs and rainy days.