Kailua-Kona (United States of America) in general has a tropical climate. The day temperatures range from 26.2 °C (79.2 °F) in January to 29.0 °C (84.2 °F) in August. Sea temperatures are in the following range: 24.4 °C (76.0 °F) in February to 26.9 °C (80.4 °F) in September. The driest month is January with just 10 days of rain, on the contrary, the month when it rains the most is April with 13 days of rain. Temperatures during the night go from 17.1 °C (62.8 °F) in February to 20.9 °C (69.6 °F) in August.

January weather

The day temperature reaches its minimum, its value is 26.2 °C (79.2 °F) in Kailua-Kona, while the sea temperature descents similarly to the previous month. The tourist season is taking place in January. The number of rainy days is on its minimum, with its value of 10 days, while the rainfall amount starts to rise in this month. The night temperature descents similarly to the previous month, with its value of 17.4 °C (63.3 °F).

February weather

The night temperature is on its minimum, with its value being 17.1 °C (62.8 °F) in Kailua-Kona, and the sea temperature reaches its minimum too, the value of this measure is 24.4 °C (76.0 °F).

March weather

The number of rainy days starts to rise, with its value of 12 days in Kailua-Kona, while the rainfall amount is on its maximum, its value is 168 mm (6.61 in). The night temperature starts to rise, the value of this measure is 17.7 °C (63.9 °F).

April weather

The tourist season is about to start in Kailua-Kona. The beginning of the descent of the rainfall amount could be noticed, with its value of 158 mm (6.23 in), while the number of rainy days is on its maximum, with its value of 13 days. The night temperature rises similarly to the previous month, the value of this measure is 18.5 °C (65.3 °F).

May weather

The tourist season continues in Kailua-Kona. The sea temperature rise's start could be observed, with its value of 25.1 °C (77.2 °F), and the day temperature rise's start could be observed as well in May. The rise of the night temperature can be observed, the value of this measure is 19.4 °C (66.9 °F). The beginning of the descent of the number of rainy days could be noticed in this month. The number of sun hours (without clouds) starts to rise, the value of this measure is 6 hours.

June weather

There is pending tourist season in Kailua-Kona. The day temperature rises similarly to the previous month, the value of this measure is 28.1 °C (82.6 °F), and the sea temperature continues to rise as well, with its value of 25.8 °C (78.4 °F). The minimum of the rainfall amount is observable, its value is 95 mm (3.74 in). The rise of the night temperature can be observed, with its value of 20.2 °C (68.4 °F). The number of sun hours (without clouds) reaches its maximum, its value is 7 hours.

July weather

There is pending tourist season in July in Kailua-Kona. The day temperature rises similarly to the previous month, with its value of 28.6 °C (83.5 °F). The rainfall amount rise's start could be observed, with its value of 109 mm (4.31 in), and the beginning of the rise of the number of rainy days could be noticed too in this month. The number of sun hours (without clouds) descent's start could be observed, with its value being 7 hours. The maximum of the wind speed is observable, its value is 6.0.

August weather

The maximum of the day temperature can be noticed, with its value being 29.0 °C (84.2 °F) in Kailua-Kona, and the maximum of the night temperature is observable as well in this month. The beginning of the descent of the number of rainy days could be noticed in this month. The ongoing tourist season is noticeable.

September weather

The sea temperature reaches its maximum in September in Kailua-Kona. The tourist season is close to its peak.

October weather

The tourist season continues in October in Kailua-Kona. The rainfall amount starts to descent. The number of sun hours (without clouds) starts to descent, with its value of 6 hours.

November weather

The ongoing tourist season is noticeable this month in Kailua-Kona. The beginning of the descent of the day temperature could be noticed, with its value of 27.7 °C (81.9 °F), and the beginning of the descent of the sea temperature could be noticed too, with its value of 26.2 °C (79.1 °F). The beginning of the rise of the rainfall amount could be noticed, the value of this measure is 146 mm (5.76 in). The night temperature descent's start could be observed in this month. The number of sun hours (without clouds) is on its minimum, its value is 5 hours.

December weather

The day temperature continues to descent, the value of this measure is 26.6 °C (79.9 °F) in Kailua-Kona, and the descent of the sea temperature can be observed as well, with its value of 25.4 °C (77.7 °F). The ongoing tourist season is noticeable. The number of rainy days starts to descent, the value of this measure is 10 days, and the rainfall amount starts to descent as well in December. The maximum of the humidity is observable.

FAQs

How many sunny hours can I expect in January in Kailua-Kona?

In January in Kailua-Kona, you can expect around 6 hours of sunshine.

What level of humidity is to expect in February in Kailua-Kona?

Humidity in Kailua-Kona in February is 74 %.

How windy is it in April in Kailua-Kona?

An average wind scale that can be expected in April in Kailua-Kona is 5.7.

Is May part of the dry season in Kailua-Kona?

No, May is not a dry month in Kailua-Kona, expect rain approximately 12 days in a month.

How many rainy days can I expect in June in Kailua-Kona?

There are 12 days, which are rainy in June in Kailua-Kona, that is, days with precipitation more than 2 mm (0.08 in). Converted to days of the week, this means that it will occur on an average of 2.8 days of the week, or in general - 39 % days.

What is the night temperature in Kailua-Kona in July?

The average night temperature in Kailua-Kona in July is 20.6 °C (69.1 °F). A very pleasant temperature for long evening walks, fun over a drink outside, or doing sports in the morning. If possible, look for a hotel with air conditioning.

What temperature can I expect during the day in Kailua-Kona in August?

The average daily temperature in August in Kailua-Kona is 29.0 °C (84.2 °F). The ideal temperature for enjoying sunbathing by the water and a good temperature for other activities. For some people, it will be too hot in the direct sunlight and the stay may not be so pleasant. Don't forget to pack flip-flops, sunscreen, and a hand fan if necessary - it may come in handy.

Is September part of the wet season in Kailua-Kona?

No, there is no wet season in September in Kailua-Kona - you can expect 11 days of rain during the month.

Is it hot in Kailua-Kona in October?

In October in Kailua-Kona, you will enjoy nice warm weather, but it will also be pleasant and you probably won't feel hot.

What is the sea temperature in November in Kailua-Kona?

The sea will reach 26.2 °C (79.1 °F) in November in Kailua-Kona. Seems like an ideal temperature for swimming, you can stay in the sea for a long time and enjoy it as well.

Are there good conditions to visit in December in Kailua-Kona?

In December in Kailua-Kona, there are ideal conditions for a vacation. The temperature during the day will be nice 26.6 °C (79.9 °F). The seawater temperature reaches ideal 25.4 °C (77.7 °F). At night, temperatures hover around a pleasant 18.2 °C (64.8 °F).