Lahaina weather by month & the best time to visit
United States · beach resort · tropical — wet & dry seasons climate
The best time to visit Lahaina is June — its sunniest month (Sunshine Score 91/100), with July and May close behind. Lahaina averages about 3,218 hours of sunshine a year. Daytime highs around 27°C / 81°F and roughly 39 mm of rain in June.
When is the best time to visit Lahaina?
For sunshine, the best time to visit Lahaina is June, then July and May. The dullest month is March (79/100, 107 mm of rain). The full month-by-month picture is in the table below.
How sunny is Lahaina?
Lahaina is one of the sunniest places on Earth: about 3,218 hours of sunshine a year. Conditions barely change through the year — only 12 Sunshine Score points separate June from March. It ranks #60 of 580 destinations in United States for annual sunshine, above the national median of 2,279 hours. The year's 797 mm of rain spreads fairly evenly across the months, with no pronounced dry season.
Sunshine Score by month
| Month | Score | Day high | Night low | Rain | UV | Sea |
|---|---|---|---|---|---|---|
| January | 83 | 25° / 77°F | 22° / 72°F | 83 mm | 7 | 25° / 77°F |
| February | 84 | 24° / 75°F | 22° / 72°F | 79 mm | 8 | 25° / 77°F |
| March | 79 | 24° / 75°F | 22° / 72°F | 107 mm | 9 | 24° / 75°F |
| April | 87 | 25° / 77°F | 23° / 73°F | 59 mm | 10 | 25° / 77°F |
| May | 89 | 26° / 79°F | 23° / 73°F | 52 mm | 10 | 26° / 79°F |
| June | 91 | 27° / 81°F | 24° / 75°F | 39 mm | 11 | 26° / 79°F |
| July | 91 | 27° / 81°F | 25° / 77°F | 40 mm | 12 | 26° / 79°F |
| August | 89 | 28° / 82°F | 25° / 77°F | 49 mm | 12 | 27° / 81°F |
| September | 89 | 28° / 82°F | 25° / 77°F | 51 mm | 11 | 27° / 81°F |
| October | 85 | 27° / 81°F | 25° / 77°F | 70 mm | 9 | 27° / 81°F |
| November | 83 | 26° / 79°F | 24° / 75°F | 82 mm | 7 | 26° / 79°F |
| December | 82 | 25° / 77°F | 23° / 73°F | 86 mm | 6 | 26° / 79°F |
Sea temperature in Lahaina by month
The sea off Lahaina is warmest in August at around 27°C / 81°F, and coolest in March at 24°C / 75°F. The water sits at a comfortable 21°C or warmer roughly all year round. Month-by-month sea-surface temperatures are in the Sea column of the table above.
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Lahaina: questions and answers
What kind of destination is Lahaina?
Lahaina is a beach resort in United States with a tropical — wet & dry seasons climate — the sea reaches 27°C at its warmest and is swimmable (21°C+) year-round.
How many hours of sunshine does Lahaina get a year?
Lahaina gets about 3,218 hours of sunshine a year, at its best around June.
When is the best time to visit Lahaina?
The sunniest time to visit Lahaina is June, when the Sunshine Score peaks at 91/100 (with July and May close behind). Expect daytime highs around 27°C / 81°F.
What is the least sunny month in Lahaina?
March is the least sunny month in Lahaina, scoring 79/100 with about 107 mm of rain.
What is the sea temperature in Lahaina?
The sea in Lahaina ranges from about 24°C (March) to 27°C (August). Month-by-month sea temperatures are on this page.
How strong is the sun in Lahaina?
The typical midday UV index in Lahaina peaks around 12 (extreme) in July, easing to about 6 (high) in December. Month-by-month midday UV values are in the UV column of the table on this page.
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