Kaupulehu (HI) Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Kaupulehu.
Climate overview of Kaupulehu
Kaupulehu, Hawaii, United States of America, has a stable climate with little temperature variation across the year. Average daytime temperatures hover around 25°C (77°F), peaking in August at 27°C (81°F) and dipping in February to 24°C (75°F).
With around 2861 mm (113 in) of annual rainfall, Kaupulehu has a notably wet climate. However, this rainfall is not evenly distributed — the city has a distinct rainy season from April to October. The wettest month is June. Sunshine peaks in June, when the city sees around 9.7 hours of sunshine per day.
Kaupulehu Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Kaupulehu — and find the best time to visit.
Monthly Temperature in Kaupulehu
With minimal seasonal shifts, Kaupulehu experiences a constant climate year-round. Average daytime temperatures reach a comfortable 27°C (81°F) in August. In February, the coolest month of the year, temperatures drop to a comfortable 24°C (75°F).
At night, temperatures range from around 22°C (72°F) in August to 19°C (66°F) in February.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Kaupulehu
Kaupulehu has a notably wet climate with abundant precipitation, recording 2861 mm (113 in) of rainfall per year. Kaupulehu can be quite wet during June, receiving approximately 367 mm (14 in) of precipitation over 16 rainy days.
In contrast, during the driest month (January), you will experience much drier conditions, with 124 mm (4.9 in) of precipitation spread across 15 rainy days days. For more details, please visit our Kaupulehu Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Sunshine Hours in Kaupulehu
Kaupulehu experiences moderate variation in sunshine hours across the seasons. With 9.7 hours daily sunshine in June, it dips to 6.8 hours in February, offering a balanced mix of sunny and overcast days.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Best Time to Visit Kaupulehu
Frequently asked questions about the climate in Kaupulehu
What is the best time to visit Kaupulehu?
January, February, March, November and December typically offer the most optimal weather in Kaupulehu. In contrast, May, June, July, August and September tend to have less optimal conditions. Kaupulehu has a distinct rainy season from April to October.
What temperatures can I expect in Kaupulehu?
Daytime highs range from 24°C (75°F) in February to 27°C (81°F) in August. Nighttime lows range from 19°C (66°F) to 22°C (72°F). Temperatures stay relatively stable year-round.
How much rain does Kaupulehu get?
Annual rainfall is around 2861 mm (113 in). June is the wettest month with 367 mm (14 in), while January is the driest with 124 mm (4.9 in).
How sunny is Kaupulehu?
Kaupulehu receives around 2,965 hours of sunshine per year. June is the sunniest month with 290 hours, while February is the cloudiest with just 205 hours. Overall, Kaupulehu enjoys abundant sunshine.
Kaupulehu 3-Day Forecast
Kaupulehu (HI) 3-Day Forecast
Kaupulehu on the map
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