Our verdict
The best time to visit Poipu is May
In summer, the average maximum temperature is around 27℃ (80℉), but temperatures can sometimes reach as high as 27℃ (81℉) on the hottest days of the year. The average low temperatures in winter float around 20℃ (69℉), while the coldest it gets down to is about 19℃ (66℉).
If you’re a sun-chaser and want to visit Poipu when the days are longest, you should visit in June. You don’t want to get wet on your holiday, do you? Well if you’re trying to avoid the rain, then steer clear of Poipu in March. Head over there in April instead if you want to increase your chances of not being rained on.
By the time you finish reading below, you’ll know everything you need to know about the best time to travel to Poipu. Once you’re ready, we’ve even provided all the tools you’ll ever need to help you book your travel!
Quick links: Fast facts / Seasons / Average temperatures / Monthly climate / FAQs / Map
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Poipu seasons
Before you continue, it’s important to know when the seasons are in Poipu as they might be different to yours depending on where in the world you’re travelling from. Poipu is in the Northern Hemisphere, so the seasons fall during these months:
| Season | Months |
|---|---|
| Summer | June to August |
| Autumn/fall | September to November |
| Winter | December to February |
| Spring | March to May |
Average temperatures in Poipu
If the temperature is a big factor for you to help you decide when to visit, the chart below shows the average minimum and maximum temperatures in Poipu for each month side-by-side so you can easily see the difference in weather throughout the year. To see the temperatures in both Celsius (°C) and Fahrenheit (°F), hover or tap the shaded boxes on the graph.
Poipu climate by month
If you already have a rough idea about which months you might want to travel, the section below shows a detailed breakdown of the climate in Poipu for each month so you can see if it all suits your wants and needs. Scroll down, or use the quick menu below to jump to your preferred month.
Jump to:
Poipu in January
- Average temperature: 22℃ (72℉)
- Average high temperature: 24℃ (74℉)
- Average low temperature: 21℃ (70℉)
- Average humidity: 75%
- Average sunny days: 13 days
- Average rainfall: 40mm (2") over 13 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Poipu in January, make sure you pack t-shirts and light clothing.
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Poipu in February
- Average temperature: 22℃ (71℉)
- Average high temperature: 23℃ (73℉)
- Average low temperature: 20℃ (69℉)
- Average humidity: 76%
- Average sunny days: 8 days
- Average rainfall: 46mm (2") over 15 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Poipu in February, make sure you pack t-shirts and maybe a light jumper for the evenings.
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Poipu in March
- Average temperature: 22℃ (71℉)
- Average high temperature: 23℃ (73℉)
- Average low temperature: 21℃ (69℉)
- Average humidity: 76%
- Average sunny days: 6 days
- Average rainfall: 64mm (3") over 19 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Poipu in March, make sure you pack t-shirts and maybe a light jumper for the evenings.
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Poipu in April
- Average temperature: 23℃ (73℉)
- Average high temperature: 24℃ (75℉)
- Average low temperature: 22℃ (71℉)
- Average humidity: 76%
- Average sunny days: 6 days
- Average rainfall: 33mm (1") over 18 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Poipu in April, make sure you pack t-shirts and light clothing.
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Poipu in May
- Average temperature: 24℃ (75℉)
- Average high temperature: 25℃ (77℉)
- Average low temperature: 22℃ (72℉)
- Average humidity: 76%
- Average sunny days: 7 days
- Average rainfall: 40mm (2") over 19 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Poipu in May, make sure you pack t-shirts and light clothing.
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Poipu in June
- Average temperature: 24℃ (76℉)
- Average high temperature: 26℃ (78℉)
- Average low temperature: 23℃ (74℉)
- Average humidity: 77%
- Average sunny days: 5 days
- Average rainfall: 43mm (2") over 18 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Poipu in June, make sure you pack t-shirts and light clothing.
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Poipu in July
- Average temperature: 25℃ (77℉)
- Average high temperature: 26℃ (79℉)
- Average low temperature: 24℃ (75℉)
- Average humidity: 77%
- Average sunny days: 4 days
- Average rainfall: 34mm (1") over 20 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Poipu in July, make sure you pack t-shirts and light clothing.
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Poipu in August
- Average temperature: 25℃ (78℉)
- Average high temperature: 26℃ (80℉)
- Average low temperature: 24℃ (76℉)
- Average humidity: 77%
- Average sunny days: 3 days
- Average rainfall: 39mm (2") over 20 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Poipu in August, make sure you pack t-shirts and light clothing.
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Poipu in September
- Average temperature: 25℃ (78℉)
- Average high temperature: 27℃ (80℉)
- Average low temperature: 24℃ (76℉)
- Average humidity: 76%
- Average sunny days: 5 days
- Average rainfall: 39mm (2") over 19 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Poipu in September, make sure you pack t-shirts and light clothing.
Poipu in October
- Average temperature: 25℃ (77℉)
- Average high temperature: 26℃ (79℉)
- Average low temperature: 24℃ (76℉)
- Average humidity: 77%
- Average sunny days: 6 days
- Average rainfall: 52mm (2") over 19 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Poipu in October, make sure you pack t-shirts and light clothing.
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Poipu in November
- Average temperature: 24℃ (75℉)
- Average high temperature: 25℃ (77℉)
- Average low temperature: 23℃ (74℉)
- Average humidity: 76%
- Average sunny days: 5 days
- Average rainfall: 52mm (2") over 19 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Poipu in November, make sure you pack t-shirts and light clothing.
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Poipu in December
- Average temperature: 23℃ (73℉)
- Average high temperature: 24℃ (75℉)
- Average low temperature: 22℃ (72℉)
- Average humidity: 77%
- Average sunny days: 7 days
- Average rainfall: 56mm (2") over 18 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Poipu in December, make sure you pack t-shirts and light clothing.
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