December weather forecast and climate
Lihue, HI

December, the first month of the winter, in Lihue, is still a warm month, with average temperature ranging between min 71.8°F (22.1°C) and max 75.4°F (24.1°C).

Temperature

In December, the average high-temperature is almost the same as in November - a still moderately hot 75.4°F (24.1°C). The average low-temperature, in Lihue, is 71.8°F (22.1°C).

Humidity

Months with the highest humidity in Lihue are June through August, October and December, with an average relative humidity of 77%.

Rainfall

In Lihue, during December, the rain falls for 18.1 days and regularly aggregates up to 2.2" (56mm) of precipitation. In Lihue, during the entire year, the rain falls for 218.4 days and collects up to 22.13" (562mm) of precipitation.

Ocean temperature

In Lihue, in December, the average water temperature is 77°F (25°C).
Note: Water temperature between 77°F (25°C) and 84.2°F (29°C) is regarded as very warm and enjoyable by all. With these temperatures, water activities are pleasurable, without feeling uncomfortable for prolonged periods.

Daylight

With an average of 10.8h of daylight, December has the shortest days of the year.

Sunshine

In Lihue, the average sunshine is 6.4h.

UV index

Months with the lowest UV index in Lihue are January through August, October through December, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high health vulnerability from unsafe exposure to the UV radiation for ordinary individuals.
Note: The average daily UV index of 6 in December transform into the following instructions:
Take precautions against overexposure. Protection against sun damage is needed. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun. Beware! The strength of the UV rays is significantly increased by the reflection of the water and sand.

What is the temperature in December in Lihue?

In Lihue, Hawaii, in December, the average high-temperature is 75.4°F (24.1°C), and the average low-temperature is 71.8°F (22.1°C).

What is the most humid month in Lihue?

June through August, October and December, with an average relative humidity of 77%, are most humid months.

What is the average humidity in December in Lihue?

In Lihue, Hawaii, the average relative humidity in December is 77%.

How many days does it rain in December in Lihue?

In Lihue, in December, during 18.1 rainfall days, 2.2" (56mm) of precipitation is typically accumulated.

What is the water temperature in December in Lihue?

In Lihue, in December, the average water temperature is 77°F (25°C). Water temperature between 77°F (25°C) and 84.2°F (29°C) is regarded as very warm and enjoyable by all. With these temperatures, water activities are pleasurable, without feeling uncomfortable for prolonged periods.

What is the month with the shortest days in Lihue?

The month with the shortest days is December, with an average of 10.8h of daylight.

How many hours of daylight does Lihue have in December?

In Lihue, Hawaii, the average length of the day in December is 10.8h.

How long on average sun shines in December in Lihue?

In Lihue, the average sunshine in December is 6.4h.

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

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

How high is the UV index in December in Lihue?

In December, the average daily maximum UV index in Lihue is 6. A UV Index estimate of 6 to 7 represents a high health threat from the exposure to the Sun's UV rays.
Average temperature in December - Lihue, HI
  • Average high temperature in December: 75.4°F

The warmest month (with the highest average high temperature) is September (79.7°F).
Months with the lowest average high temperature are February and March (73.2°F).

  • Average low temperature in December: 71.8°F

The month with the highest average low temperature is September (75.9°F).
The coldest month (with the lowest average low temperature) is February (68.5°F).

Average pressure in December - Lihue, HI
  • Average pressure in December: 30.01"

The month with the highest atmospheric pressure is April (30.07").
Months with the lowest atmospheric pressure are September and October (29.98").

Average wind speed in December - Lihue, HI
  • Average wind speed in December: 11.2mph

The windiest month (with the highest average wind speed) is July (12.3mph).
The calmest month (with the lowest average wind speed) is January (10mph).

Average humidity in December - Lihue, HI
  • Average humidity in December: 77%

Months with the highest relative humidity are June, July, August, October and December (77%).
The month with the lowest relative humidity is January (75%).

Average rainfall in December - Lihue, HI
  • Average rainfall in December: 2.2"

The wettest month (with the highest rainfall) is March (2.52").
The driest month (with the least rainfall) is April (1.3").

Average rainfall days in December - Lihue, HI
  • Average rainfall days in December: 18.1 days

The month with the highest number of rainy days is August (21.1 days).
The month with the least rainy days is January (12.5 days).

Average sea temperature in December - Lihue, HI
  • Average sea temperature in December: 77°F

The best months for swimming (with the highest average sea temperature) are August, September and October (81°F).
The coldest months (with the lowest average sea temperature) are January, February, March and April (75°F).

Average daylight in December / Average sunshine in December - Lihue, HI
  • Average daylight in December: 10.8h

The month with the longest days is June (Average daylight: 13.5h).
The month with the shortest days is December (Average daylight: 10.8h).

  • Average sunshine in December: 6.4h

The month with the most sunshine is June (Average sunshine: 9.7h).
The month with the least sunshine is November (Average sunshine: 6.2h).

Average sunshine days in December - Lihue, HI
  • Average sunshine days in December: 6.7 days

The month with the most sunshine days is January (12.8 days).
The month with the least sunshine days is August (2.9 days).

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

The month with the highest UV index is September (UV index 7).
Months with the lowest UV index are January, February, March, April, May, June, July, August, October, November and December (UV index 6).

Average cloud cover in December - Lihue, HI
  • Average cloud cover in December: 42

The month with the most cloud cover is March (Cloud cover 47).
Months with the least cloud cover are January and September (Cloud cover 38).

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

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