Climate and monthly weather forecast
Papaikou, HI

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Weather in January

January, like December, is an agreeable winter month in Papaikou, Hawaii, with an average temperature ranging between max 70.9°F (21.6°C) and min 64.8°F (18.2°C). The transition from December to January sees an average high-temperature of a still pleasant 70.9°F (21.6°C), indicating a minor variance from the prior month. Weather in January »

Weather in February

The last month of the winter, February, is also an agreeable month in Papaikou, Hawaii, with temperature in the range of an average low of 64.2°F (17.9°C) and an average high of 70.2°F (21.2°C). Papaikou, Hawaii, registers an average high-temperature of a still pleasant 70.2°F (21.2°C) at the commencement of February, closely related to the preceding month. Weather in February »

Weather in March

The first month of the spring, March, is still a pleasant month in Papaikou, Hawaii, with an average temperature varying between 69.6°F (20.9°C) and 64°F (17.8°C). The coldest month is March, with an average high-temperature of 69.6°F (20.9°C) and an average low-temperature of 64°F (17.8°C). Weather in March »

Weather in April

April, like March, is an agreeable spring month in Papaikou, Hawaii, with temperature in the range of an average low of 64.9°F (18.3°C) and an average high of 70.9°F (21.6°C). In Papaikou, April's average high-temperature stands at a still agreeable 70.9°F (21.6°C), closely related to the preceding month. Weather in April »

Weather in May

May, the last month of the spring in Papaikou, is another pleasant month, with an average temperature ranging between max 72.1°F (22.3°C) and min 66.2°F (19°C). During May, the average high-temperature is a still pleasant 72.1°F (22.3°C), maintaining a close resemblance to that of the preceding month. Weather in May »

Weather in June

The first month of the summer, June, is a moderately hot month in Papaikou, Hawaii, with temperature in the range of an average low of 66.9°F (19.4°C) and an average high of 73.6°F (23.1°C). The unfolding of June shows an average high-temperature of a warm 73.6°F (23.1°C), indicating a slight variance from May's 72.1°F (22.3°C). Weather in June »

Weather in July

July, like June, in Papaikou, Hawaii, is a moderately hot summer month, with an average temperature varying between 68.4°F (20.2°C) and 74.7°F (23.7°C). Papaikou records a slight change with July's average high-temperatures adjusting to a still moderately hot 74.7°F (23.7°C) from June's 73.6°F (23.1°C). Weather in July »

Weather in August

The last month of the summer, August, is another warm month in Papaikou, Hawaii, with an average temperature varying between 68.9°F (20.5°C) and 75.4°F (24.1°C). Papaikou's temperatures tend to reach their peak averages in August, with a high of 75.4°F (24.1°C) and a low of 68.9°F (20.5°C). Weather in August »

Weather in September

September, the first month of the autumn in Papaikou, is also a moderately hot month, with temperature in the range of an average high of 75.2°F (24°C) and an average low of 70°F (21.1°C). The average high-temperature in September, at a still warm 75.2°F (24°C), reveals a modest deviation from August's 75.4°F (24.1°C). Weather in September »

Weather in October

October, like September, in Papaikou, Hawaii, is a moderately hot autumn month, with temperature in the range of an average low of 69.6°F (20.9°C) and an average high of 74.7°F (23.7°C). The transition into October reveals an average high-temperature of a still warm 74.7°F (23.7°C), mirroring a close resemblance to September. Weather in October »

Weather in November

November, the last month of the autumn in Papaikou, is another pleasant month, with an average temperature varying between 72.9°F (22.7°C) and 68°F (20°C). The onset of November brings an average high-temperature of an agreeable 72.9°F (22.7°C), nearly matching the October temperature. Weather in November »

Weather in December

December, the first month of the winter in Papaikou, is also an agreeable month, with an average temperature ranging between min 66.4°F (19.1°C) and max 71.6°F (22°C). Papaikou experiences a subtle adjustment in high-temperatures to a still agreeable 71.6°F (22°C) with the onset of December, maintaining near parity with November's 72.9°F (22.7°C). Weather in December »
Updated: Aug 27, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the least humid month?

January, May through July, with an average relative humidity of 78%, are the least humid months.

How many days does it rain?

Throughout the year, there are 227.7 rainfall days, and 27.83" (707mm) of precipitation is accumulated.

When is the lowest UV index?

January through April, with an average maximum UV index of 5, are months with the lowest UV index.

What is the wettest month?

February is the month with the most rainfall. Rain falls for 16.7 days and accumulates 3.78" (96mm) of precipitation.

What is the coldest time of year?

With average high and low temperatures of 69.6°F (20.9°C) and 64°F (17.8°C) respectively, March is Papaikou's coldest month.

What is the most humid month?

With an average relative humidity of 80%, March is the most humid month.

What is the month with the coldest ocean?

March is the month with the coldest seawater in Papaikou, with an average ocean temperature of 75.7°F (24.3°C).

What are the months with the highest UV index?

May through December, with an average maximum UV index of 6, are months with the highest UV index.

What is the driest month?

June is the month with the least rainfall. Rain falls for 17.3 days and accumulates 1.1" (28mm) of precipitation.

When are the longest days in Papaikou?

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

What month has the most sunshine?

The month with the most sunshine is June, with an average of 10.9h of sunshine.

What month is the hottest?

August brings the highest temperatures, with an average high of 75.4°F (24.1°C) and an average low of 68.9°F (20.5°C).

What month is the ocean warmest?

With an average ocean temperature of 79.3°F (26.3°C), September is the month with the warmest seawater.

What is the month with the shortest days?

With an average of 11h and 0min of daylight, December has the shortest days of the year.

Is there Daylight Saving Time (DST)?

Papaikou does not observe Daylight Saving Time (DST). HST timezone is used throughout the entire year.

What is the month with the least sunshine?

December has the least sunshine of the year, with an average of 6.5h of sunshine.

Average temperature
Papaikou, HI

Average temperature - Papaikou, HI

The warmest month (with the highest average high temperature) is August (75.4°F).
The month with the lowest average high temperature is March (69.6°F).

The month with the highest average low temperature is September (70°F).
The coldest month (with the lowest average low temperature) is March (64°F).

Average pressure
Papaikou, HI

Average pressure - Papaikou, HI

The month with the highest atmospheric pressure is April (30.05"Hg).
The months with the lowest atmospheric pressure are September and October (29.97"Hg).

Average wind speed
Papaikou, HI

Average wind speed - Papaikou, HI

The windiest month (with the highest average wind speed) is August (7.6mph).
The calmest month (with the lowest average wind speed) is October (6.7mph).

Average humidity
Papaikou, HI

Average humidity - Papaikou, HI

The month with the highest relative humidity is March (80%).
The months with the lowest relative humidity are January, May, June and July (78%).

Average rainfall
Papaikou, HI

Average rainfall - Papaikou, HI

The wettest month (with the highest rainfall) is February (3.78").
The driest month (with the least rainfall) is June (1.1").

Average rainfall days
Papaikou, HI

Average rainfall days - Papaikou, HI

The month with the highest number of rainy days is March (22.9 days).
The month with the least rainy days is January (13.3 days).

Average sea temperature
Papaikou, HI

Average sea temperature - Papaikou, HI

The best month for swimming (with the highest average sea temperature) is September (79.3°F).
The coldest month (with the lowest average sea temperature) is March (75.7°F).

Average daylight / Average sunshine
Papaikou, HI

Average daylight / Average sunshine - Papaikou, 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 June (Average sunshine: 10h and 54min).
The month with the least sunshine is December (Average sunshine: 6h and 30min).

Average sunshine days
Papaikou, HI

Average sunshine days - Papaikou, HI

The month with the most sunshine days is January (12.1 days).
The month with the least sunshine days is August (1.8 days).

Average UV index
Papaikou, HI

Average UV index - Papaikou, HI

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

Average visibility
Papaikou, HI

Average visibility - Papaikou, 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).

Papaikou, Hawaii, USA

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