December weather forecast
Kukuihaele, HI

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Weather in December

The first month of the winter, December, is still a comfortable month in Kukuihaele, Hawaii, with temperature in the range of an average low of 54.3°F (12.4°C) and an average high of 63°F (17.2°C).

Temperature

The average high-temperature in December, at a still comfortable 63°F (17.2°C), reveals a modest deviation from November's 63.5°F (17.5°C). In the month of December, Kukuihaele experiences a minor discrepancy from peak daytime temperatures, settling at an average low-temperature of 54.3°F (12.4°C).

Humidity

The average relative humidity in December in Kukuihaele is 81%.

Rainfall

In December, the rain falls for 20.7 days. Throughout December, 3.27" (83mm) of precipitation is accumulated. In Kukuihaele, during the entire year, the rain falls for 280.8 days and collects up to 33.9" (861mm) of precipitation.

Daylight

With an average of 10h and 54min of daylight, December has the shortest days of the year.
On the first day of the month, sunrise is at 6:41 am and sunset at 5:41 pm. On the last day of December, sunrise is at 6:57 am and sunset at 5:53 pm HST.

Sunshine

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

UV index

The months with the lowest UV index in Kukuihaele, Hawaii, are January through April, November and December, with an average maximum UV index of 4. A UV Index value of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV radiation for ordinary individuals.
Note: The maximum daily UV index, 4 in December, converts into the following recommendations:
Be mindful. Those with pale skin might receive burns in fewer than 30 minutes. Minimize direct exposure to the Sun during midday when its radiation is at its peak. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation.
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Frequently asked questions

What is the average December temperature in Kukuihaele?

The average high-temperature, in December, in Kukuihaele, is 63°F (17.2°C), while the average low-temperature is 54.3°F (12.4°C).

What is the average humidity in December in Kukuihaele?

The average relative humidity in December in Kukuihaele, Hawaii, is 81%.

How many days does it rain in December in Kukuihaele?

In December, the rain falls for 20.7 days. Throughout December, 3.27" (83mm) of precipitation is accumulated.

What is the month with the shortest days in Kukuihaele?

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

How many hours of daylight does Kukuihaele have in December?

In December, the average day length in Kukuihaele is 10h and 56min.

When is the sunrise / sunset in December in Kukuihaele?

On the first day of December in Kukuihaele, sunrise is at 6:41 am and sunset at 5:41 pm. On the last day of the month, sunrise is at 6:57 am and sunset at 5:53 pm HST.

What is the month with the least sunshine in Kukuihaele?

The month with the least sunshine in Kukuihaele is December, with an average of 6.5h of sunshine.

How long on average sun shines in December in Kukuihaele?

In Kukuihaele, the average sunshine duration in December is 6.5h.

What are the months with the lowest UV index in Kukuihaele?

The months with the lowest UV index in Kukuihaele are January through April, November and December, with an average maximum UV index of 4.

How high is the UV index in December in Kukuihaele?

In December, the average daily maximum UV index is 4. A UV Index reading of 3 to 5 represents a moderate vulnerability from unprotected exposure to 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
Kukuihaele, HI

Average temperature in December - Kukuihaele, HI
  • Average high temperature in December: 63°F

The warmest month (with the highest average high temperature) is August (67.5°F).
The month with the lowest average high temperature is March (61.9°F).

  • Average low temperature in December: 54.3°F

The month with the highest average low temperature is September (59°F).
The coldest month (with the lowest average low temperature) is February (52°F).

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Average pressure in December
Kukuihaele, HI

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

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).

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Average wind speed in December
Kukuihaele, HI

Average wind speed in December - Kukuihaele, HI
  • Average wind speed in December: 5mph

The windiest months (with the highest average wind speed) are July and August (5.5mph).
The calmest months (with the lowest average wind speed) are January, May and October (4.5mph).

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Average humidity in December
Kukuihaele, HI

Average humidity in December - Kukuihaele, HI
  • Average humidity in December: 81%

The months with the highest relative humidity are September and October (84%).
The month with the lowest relative humidity is February (78%).

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Average rainfall in December
Kukuihaele, HI

Average rainfall in December - Kukuihaele, HI
  • Average rainfall in December: 3.27"

The wettest month (with the highest rainfall) is August (4.13").
The driest month (with the least rainfall) is June (1.57").

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Average rainfall days in December
Kukuihaele, HI

Average rainfall days in December - Kukuihaele, HI
  • Average rainfall days in December: 20.7 days

The month with the highest number of rainy days is September (27.3 days).
The month with the least rainy days is January (17.1 days).

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

Average daylight in December / Average sunshine in December - Kukuihaele, 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: 6h and 3min

The month with the most sunshine is July (Average sunshine: 10h and 0min).
The month with the least sunshine is December (Average sunshine: 6h and 30min).

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Average sunshine days in December
Kukuihaele, HI

Average sunshine days in December - Kukuihaele, HI
  • Average sunshine days in December: 7.4 days

The month with the most sunshine days is January (9.7 days).
The month with the least sunshine days is September (0.8 days).

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Average UV index in December
Kukuihaele, HI

Average UV index in December - Kukuihaele, HI
  • Average UV index in December: 4

The months with the highest UV index are May, June, July, August, September and October (UV index 5).
The months with the lowest UV index are January, February, March, April, November and December (UV index 4).

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Average cloud cover in December
Kukuihaele, HI

Average cloud cover in December - Kukuihaele, HI
  • Average cloud cover in December: 36

The months with the most cloud cover are April and September (Cloud cover 43).
The month with the least cloud cover is January (Cloud cover 29).

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Average visibility in December
Kukuihaele, HI

Average visibility in December - Kukuihaele, 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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Kukuihaele, Hawaii, USA

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