Honolulu: Weather Guide & Climate
Complete month-by-month weather guide: Honolulu. Best time to visit: April, May, September, October. Plan your trip with detailed climate data.
☀️ Climate Overview
Honolulu has a Warm climate with average yearly highs of 28°C, lows of 23°C, and approximately 8 rainy days per month.
The best time to visit Honolulu is during April, May, September, October, when temperatures are comfortable and rainfall is moderate
Drier season: Jun–Nov Wetter season: Jan–Dec
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Air Quality
Hottest
Coldest
Driest Month
Windiest Month
24 km/h
July (gusts 51)
Sea Temp Range
25° – 27°C
Warmest water: August (27°C)
Best for swimming: Jan, Feb, Mar, Apr, May, Jun, Jul, Aug, Sep, Oct, Nov, Dec (25°–27°C)
Forecast for your trip dates
Up to 14 days aheadWeather by Season
Spring
Mar–May
Summer
Jun–Aug
Autumn
Sep–Nov
Winter
Dec–Feb
Month-by-Month Weather Table
January
February
March
April
BestMay
BestJune
July
August
September
BestOctober
BestNovember
December
| Month | High | Low | Rain | Sunshine | Humidity | UV Index | Crowds | Condition | View Details |
|---|---|---|---|---|---|---|---|---|---|
| January | 27°C | 21°C | 10d (41mm) | 9.6h | 77% Humid | 6.3 High | | Good | View Details → |
| February | 26°C | 21°C | 9d (40mm) | 10.2h | 73% Humid | 7.5 Very High | | Good | View Details → |
| March | 26°C | 21°C | 13d (52mm) | 10.7h | 75% Humid | 8.6 Very High | | Wet | View Details → |
| April (best) | 27°C | 22°C | 14d (47mm) | 11.4h | 74% Humid | 9.5 Very High | | Excellent | View Details → |
| May (best) | 28°C | 23°C | 10d (42mm) | 12h | 72% Humid | 10.2 Extreme | | Excellent | View Details → |
| June | 29°C | 24°C | 6d (17mm) | 12.5h | 70% Muggy | 10.4 Extreme | | Good | View Details → |
| July | 30°C | 24°C | 7d (22mm) | 12.4h | 72% Muggy | 10.1 Extreme | | Good | View Details → |
| August | 30°C | 24°C | 5d (18mm) | 11.9h | 71% Muggy | 10 Very High | | Good | View Details → |
| September (best) | 30°C | 24°C | 3d (12mm) | 11.2h | 71% Muggy | 9.4 Very High | | Excellent | View Details → |
| October (best) | 29°C | 24°C | 7d (27mm) | 10.6h | 73% Muggy | 8 Very High | | Excellent | View Details → |
| November | 28°C | 23°C | 7d (26mm) | 10h | 74% Humid | 6.7 High | | Good | View Details → |
| December | 27°C | 22°C | 8d (62mm) | 9.4h | 77% Humid | 5.8 High | | Good | View Details → |
Honolulu
Waikiki Beach with Waikiki Beach and Diamond Head hike,Pearl Harbor, volcanic crater hikes, and aloha spirit.
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Frequently Asked Questions
What type of climate does Honolulu have?
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What are the hottest and coldest months in Honolulu?
When is the rainy season in Honolulu?
Does it get cold at night in Honolulu?
Can you swim year-round in Honolulu?
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