December weather forecast
Kurtistown, HI

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Weather in December

The first month of the winter, December, is still a pleasant month in Kurtistown, Hawaii, with an average temperature fluctuating between 71.6°F (22°C) and 66.4°F (19.1°C).

Temperature

Kurtistown marks the start of December with an average high-temperature of a still agreeable 71.6°F (22°C), hinting at a slight fluctuation from November's 72.9°F (22.7°C). Registering an almost steady temperature, Kurtistown's nights in December see an average low of 66.4°F (19.1°C).

Humidity

In Kurtistown, the average relative humidity in December is 79%.

Rainfall

In Kurtistown, in December, it is raining for 18.4 days, with typically 2.64" (67mm) of accumulated precipitation. In Kurtistown, during the entire year, the rain falls for 227.7 days and collects up to 27.83" (707mm) of precipitation.

Daylight

The month with the shortest days is December, with an average of 11h and 0min of daylight.
On the first day of the month, sunrise is at 6:38 am and sunset at 5:40 pm. On the last day of December, sunrise is at 6:54 am and sunset at 5:52 pm HST.

Sunshine

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

UV index

The months with the highest UV index in Kurtistown, Hawaii, are May through December, with an average maximum UV index of 6. A UV Index estimate of 6 to 7 represents a high health hazard from unsafe exposure to UV radiation for ordinary individuals.
Note: The maximum daily UV index of 6 in December interprets into the following recommendations:
Dodge overexposure. Fair-skinned people can get singed in less than 20 minutes. Avoid direct exposure to the Sun between 10 a.m. and 4 p.m., the peak period for UV radiation, noting that objects like parasols or canopies might not offer complete sun protection. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly.

Frequently asked questions

What are the temperatures in December?

The average high-temperature and low-temperature during December are 71.6°F (22°C) and 66.4°F (19.1°C) respectively.

What is the average humidity in December?

In December, the average relative humidity is 79%.

How much does it rain in December?

In Kurtistown, Hawaii, in December, during 18.4 rainfall days, 2.64" (67mm) of precipitation is typically accumulated.

What is the month with the shortest days?

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

What is the average length of the day in December?

In December, the average day length is 10h and 58min.

What time are sunrise and sunset in December?

On the first day of December, sunrise is at 6:38 am and sunset at 5:40 pm. On the last day of the month, sunrise is at 6:54 am and sunset at 5:52 pm HST.

What is the month with the least sunshine?

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

How long on average sun shines in December?

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

What is the month with the highest UV index?

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

What is the UV index reading in December?

The average daily maximum UV index in December is 6. A UV Index of 6 to 7 symbolizes a high health risk from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Kurtistown, HI

Average temperature in December - Kurtistown, HI
  • Average high temperature in December: 71.6°F

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).

  • Average low temperature in December: 66.4°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 in December
Kurtistown, HI

Average pressure in December - Kurtistown, 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).

Average wind speed in December
Kurtistown, HI

Average wind speed in December - Kurtistown, HI
  • Average wind speed in December: 6.9mph

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 in December
Kurtistown, HI

Average humidity in December - Kurtistown, HI
  • Average humidity in December: 79%

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 in December
Kurtistown, HI

Average rainfall in December - Kurtistown, HI
  • Average rainfall in December: 2.64"

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 in December
Kurtistown, HI

Average rainfall days in December - Kurtistown, HI
  • Average rainfall days in December: 18.4 days

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 daylight in December /
Average sunshine in December
Kurtistown, HI

Average daylight in December / Average sunshine in December - Kurtistown, HI
  • Average daylight in December: 11h and 0min

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).

  • Average sunshine in December: 6h and 3min

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 in December
Kurtistown, HI

Average sunshine days in December - Kurtistown, HI
  • Average sunshine days in December: 6.2 days

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 in December
Kurtistown, HI

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

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 cloud cover in December
Kurtistown, HI

Average cloud cover in December - Kurtistown, HI
  • Average cloud cover in December: 33

The month with the most cloud cover is March (Cloud cover 42).
The month with the least cloud cover is January (Cloud cover 26).

Average visibility in December
Kurtistown, HI

Average visibility in December - Kurtistown, 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).

Kurtistown, Hawaii, USA

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