Climate and monthly weather forecast
Captain Cook, HI

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Weather in January

January, the same as December, in Captain Cook, Hawaii, is another pleasant winter month, with temperature in the range of an average high of 69.4°F (20.8°C) and an average low of 65.1°F (18.4°C). The shift into January reveals an average high-temperature of a still agreeable 69.4°F (20.8°C), closely mirroring December's climate. Weather in January »

Weather in February

February, the last month of the winter in Captain Cook, is also an agreeable month, with an average temperature varying between 68.9°F (20.5°C) and 64.9°F (18.3°C). Captain Cook reaches its lowest average temperatures in February, measuring 68.9°F (20.5°C) at the peak and 64.9°F (18.3°C) at the lowest. Weather in February »

Weather in March

The first month of the spring, March, is also an agreeable month in Captain Cook, Hawaii, with an average temperature fluctuating between 64.8°F (18.2°C) and 69.3°F (20.7°C). The transition from February to March brings an average high-temperature of a still pleasant 69.3°F (20.7°C), barely different from February's 68.9°F (20.5°C). Weather in March »

Weather in April

April, the same as March, in Captain Cook, Hawaii, is an agreeable spring month, with temperature in the range of an average high of 69.3°F (20.7°C) and an average low of 64.9°F (18.3°C). The beginning of April records an average high-temperature of a still agreeable 69.3°F (20.7°C), marking a negligible difference from March's 69.3°F (20.7°C). Weather in April »

Weather in May

The last month of the spring, May, is another pleasant month in Captain Cook, Hawaii, with temperature in the range of an average high of 71.1°F (21.7°C) and an average low of 66.7°F (19.3°C). Captain Cook in May witnesses an average high-temperature of a still pleasant 71.1°F (21.7°C), indicating a slight variation from April's 69.3°F (20.7°C). Weather in May »

Weather in June

June, the first month of the summer in Captain Cook, is still a pleasant month, with an average temperature varying between 68.5°F (20.3°C) and 72.1°F (22.3°C). Captain Cook's average high-temperature marks a still agreeable 72.1°F (22.3°C) with the advent of June, closely mirroring that of the preceding month. Weather in June »

Weather in July

July, like June, is another pleasant summer month in Captain Cook, Hawaii, with an average temperature varying between 73°F (22.8°C) and 69.1°F (20.6°C). The advent of July reveals an average high-temperature of a still pleasant 73°F (22.8°C), showing minimal difference from the prior month. Weather in July »

Weather in August

The last month of the summer, August, is another pleasant month in Captain Cook, Hawaii, with an average temperature fluctuating between 73.2°F (22.9°C) and 69.1°F (20.6°C). Captain Cook's warmest months, August and October, record an average high-temperature of 73.2°F (22.9°C). Weather in August »

Weather in September

September, the first month of the autumn in Captain Cook, is also an agreeable month, with an average temperature fluctuating between 69.8°F (21°C) and 73°F (22.8°C). In September, Captain Cook experiences a barely noticeable shift in meteorological conditions, with average high-temperatures moving from 73.2°F (22.9°C) in August to a still pleasant 73°F (22.8°C). Weather in September »

Weather in October

October, the same as September, in Captain Cook, Hawaii, is an agreeable autumn month, with temperature in the range of an average low of 70°F (21.1°C) and an average high of 73.2°F (22.9°C). The warmest period is usually observed in August and October, with the average high-temperature peaking at 73.2°F (22.9°C). Weather in October »

Weather in November

The last month of the autumn, November, is another pleasant month in Captain Cook, Hawaii, with temperature in the range of an average low of 68.5°F (20.3°C) and an average high of 71.8°F (22.1°C). As Captain Cook transitions into November, the average high-temperature stands at a still pleasant 71.8°F (22.1°C), offering little variation from the preceding month. Weather in November »

Weather in December

The first month of the winter, December, is also an agreeable month in Captain Cook, Hawaii, with temperature in the range of an average low of 66.6°F (19.2°C) and an average high of 70.5°F (21.4°C). The transition from November to December sees average high-temperatures adjusting to a still agreeable 70.5°F (21.4°C), from a not significantly different 71.8°F (22.1°C). Weather in December »
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Frequently asked questions

What is the driest month in Captain Cook?

The month with the least rainfall in Captain Cook is January, when the rain falls for 10.8 days and typically collects 0.75" (19mm) of precipitation.

How much does it rain in Captain Cook?

In Captain Cook, during the entire year, the rain falls for 216.1 days and collects up to 16.57" (421mm) of precipitation.

When is the lowest UV index in Captain Cook?

The months with the lowest UV index in Captain Cook are January through April, November and December, with an average maximum UV index of 5.

What are the coldest months in Captain Cook?

February tends to be the coldest month, with temperatures averaging a daily high of 68.9°F (20.5°C) and a low of 64.9°F (18.3°C).

What is the least humid month in Captain Cook?

With an average relative humidity of 73%, February is the least humid month.

What month has the most sunshine in Captain Cook?

With an average of 10.7h of sunshine, May has the most sunshine of the year in Captain Cook.

What is the month with the highest UV index in Captain Cook?

The months with the highest UV index in Captain Cook are May through October, with an average maximum UV index of 6.

What are the most humid months in Captain Cook?

June through September, with an average relative humidity of 81%, are most humid months in Captain Cook.

When are the longest days in Captain Cook?

With an average of 13h and 18min of daylight, June has the longest days of the year.

What month is the hottest in Captain Cook?

Warmest months in Captain Cook are August and October, with an average high-temperature of 73.2°F (22.9°C).

What is the rainiest month in Captain Cook?

The month with the most rainfall in Captain Cook, Hawaii, is September, when the rain falls for 21.5 days and typically aggregates up to 1.81" (46mm) of precipitation.

What are the months with the least sunshine in Captain Cook?

The months with the least sunshine are November and December, with an average of 7.3h of sunshine.

What is the month with the shortest days in Captain Cook?

The month with the shortest days in Captain Cook is December, with an average of 11h and 0min of daylight.

Is there Daylight Saving Time (DST) in Captain Cook?

Captain Cook, Hawaii, does not utilize Daylight Saving Time (DST). HST timezone is used throughout the entire year.

Average temperature
Captain Cook, HI

Average temperature - Captain Cook, HI

The warmest months (with the highest average high temperature) are August and October (73.2°F).
The month with the lowest average high temperature is February (68.9°F).

The month with the highest average low temperature is October (70°F).
The coldest month (with the lowest average low temperature) is March (64.8°F).

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Average pressure
Captain Cook, HI

Average pressure - Captain Cook, HI

The month with the highest atmospheric pressure is April (30.04"Hg).
The months with the lowest atmospheric pressure are September and October (29.96"Hg).

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Average wind speed
Captain Cook, HI

Average wind speed - Captain Cook, HI

The windiest month (with the highest average wind speed) is May (6.3mph).
The calmest month (with the lowest average wind speed) is December (5.3mph).

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Average humidity
Captain Cook, HI

Average humidity - Captain Cook, HI

The months with the highest relative humidity are June, July, August and September (81%).
The month with the lowest relative humidity is February (73%).

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Average rainfall
Captain Cook, HI

Average rainfall - Captain Cook, HI

The wettest month (with the highest rainfall) is September (1.81").
The driest month (with the least rainfall) is January (0.75").

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Average rainfall days
Captain Cook, HI

Average rainfall days - Captain Cook, HI

The month with the highest number of rainy days is August (21.8 days).
The month with the least rainy days is January (10.8 days).

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Average daylight / Average sunshine
Captain Cook, HI

Average daylight / Average sunshine - Captain Cook, HI

The month with the longest days is June (Average daylight: 13h and 18min).
The month with the shortest days is December (Average daylight: 11h and 0min).

The month with the most sunshine is May (Average sunshine: 10h and 42min).
The months with the least sunshine are November and December (Average sunshine: 7h and 18min).

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Average sunshine days
Captain Cook, HI

Average sunshine days - Captain Cook, HI

The month with the most sunshine days is January (12.7 days).
The month with the least sunshine days is May (3.2 days).

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Average UV index
Captain Cook, HI

Average UV index - Captain Cook, HI

The months with the highest UV index are May, June, July, August, September and October (UV index 6).
The months with the lowest UV index are January, February, March, April, November and December (UV index 5).

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Average visibility
Captain Cook, HI

Average visibility - Captain Cook, HI

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).

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Captain Cook, Hawaii, USA

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