December weather forecast
Puako, HI

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Weather in December

Wrapping up the year, December carries forth the pleasant weather conditions of its preceding months. The occasional showers, measuring to 0.67" (17mm), continue providing respite and freshness to the surroundings. The moderate climate, complemented by gentle breezes, offers an ideal weather scenario, full circle, ready to welcome the New Year with open arms.

Temperature

The initiation of December sees an average high-temperature of a still moderately hot 74.8°F (23.8°C), showing minor variations from the previous month. Puako records a slight downturn in temperature to an average of 71.1°F (21.7°C) during December nights.

Humidity

The average relative humidity in December is 73%.

Rainfall

In December, in Puako, the rain falls for 9.4 days. Throughout December, 0.67" (17mm) of precipitation is accumulated. Throughout the year, in Puako, Hawaii, there are 136 rainfall days, and 8.5" (216mm) of precipitation is accumulated.

Daylight

December has the shortest days of the year in Puako, with an average of 10h and 54min of daylight.
On the first day of December in Puako, sunrise is at 6:42 am and sunset at 5:42 pm. On the last day of the month, sunrise is at 6:58 am and sunset at 5:55 pm HST.

Sunshine

December has the least sunshine of the year in Puako, Hawaii, with an average of 7.4h of sunshine.

UV index

January through December, with an average maximum UV index of 6, are months with the highest UV index. The months with the lowest UV index are January through December, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high health risk from exposure to the Sun's UV rays for the ordinary person.
Note: A daily high UV index of 6 in December leads to these guidelines:
Avoid excessive sunlight. Those with lighter skin may experience burning in less than 20 minutes. Minimize exposure to direct sunlight and seek shade from 10 a.m. to 4 p.m., when UV radiation is most intense, but remember that shade structures may not offer complete protection. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage.
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Frequently asked questions

What is the temperature in December in Puako?

During December, Puako experiences an average high-temperature of 74.8°F (23.8°C) and a low-temperature of 71.1°F (21.7°C).

What is the average humidity in December in Puako?

In December, the average relative humidity in Puako, Hawaii, is 73%.

How many days does it rain in December in Puako?

In December, in Puako, Hawaii, the rain falls for 9.4 days. Throughout December, 0.67" (17mm) of precipitation is accumulated.

What is the month with the shortest days in Puako?

With an average of 10h and 54min of daylight, December has the shortest days of the year.

What is the average length of the day in December in Puako?

In December, the average day length is 10h and 57min.

When are sunrise and sunset in December in Puako?

In December, on the first day of the month, sunrise is at 6:42 am and sunset at 5:42 pm. On the last day of the month, sunrise is at 6:58 am and sunset at 5:55 pm HST.

What is the month with the least sunshine in Puako?

December has the least sunshine of the year in Puako, with an average of 7.4h of sunshine.

How many hours of sunshine does Puako have in December?

In December, the average sunshine duration in Puako is 7.4h.

When is the highest UV index in Puako?

The months with the highest UV index in Puako, Hawaii, are January through December, with an average maximum UV index of 6.

What is the month with the lowest UV index in Puako?

January through December, with an average maximum UV index of 6, are months with the lowest UV index.

What is the UV index intensity in December in Puako?

In December, the average daily maximum UV index is 6. A UV Index value of 6 to 7 symbolizes a high health threat from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Puako, HI

Average temperature in December - Puako, HI
  • Average high temperature in December: 74.8°F

The warmest month (with the highest average high temperature) is August (78.4°F).
The month with the lowest average high temperature is February (73.2°F).

  • Average low temperature in December: 71.1°F

The months with the highest average low temperature are August, September and October (74.8°F).
The coldest month (with the lowest average low temperature) is March (69.4°F).

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Average pressure in December
Puako, HI

Average pressure in December - Puako, HI
  • Average pressure in December: 29.99"Hg

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 in December
Puako, HI

Average wind speed in December - Puako, HI
  • Average wind speed in December: 5.5mph

The windiest month (with the highest average wind speed) is February (6.2mph).
The calmest month (with the lowest average wind speed) is July (5mph).

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Average humidity in December
Puako, HI

Average humidity in December - Puako, HI
  • Average humidity in December: 73%

The months with the highest relative humidity are June, July and August (77%).
The month with the lowest relative humidity is February (71%).

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Average rainfall in December
Puako, HI

Average rainfall in December - Puako, HI
  • Average rainfall in December: 0.67"

The wettest month (with the highest rainfall) is February (0.98").
The driest month (with the least rainfall) is January (0.47").

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Average rainfall days in December
Puako, HI

Average rainfall days in December - Puako, HI
  • Average rainfall days in December: 9.4 days

The month with the highest number of rainy days is May (14.4 days).
The month with the least rainy days is February (8.1 days).

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Average daylight in December /
Average sunshine in December
Puako, HI

Average daylight in December / Average sunshine in December - Puako, HI
  • Average daylight in December: 10h and 5min

The month with the longest days is June (Average daylight: 13h and 18min).
The month with the shortest days is December (Average daylight: 10h and 54min).

  • Average sunshine in December: 7h and 2min

The month with the most sunshine is June (Average sunshine: 11h and 24min).
The month with the least sunshine is December (Average sunshine: 7h and 24min).

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Average sunshine days in December
Puako, HI

Average sunshine days in December - Puako, HI
  • Average sunshine days in December: 12.3 days

The month with the most sunshine days is January (14.5 days).
The month with the least sunshine days is October (6.8 days).

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Average UV index in December
Puako, HI

Average UV index in December - Puako, HI
  • Average UV index in December: 6

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

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Average cloud cover in December
Puako, HI

Average cloud cover in December - Puako, HI
  • Average cloud cover in December: 15

The months with the most cloud cover are April, May and June (Cloud cover 21).
The month with the least cloud cover is January (Cloud cover 12).

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Average visibility in December
Puako, HI

Average visibility in December - Puako, HI
  • Average visibility in December: 6mi

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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Puako, Hawaii, USA

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