December weather forecast
Gwaunatafu, Solomon Islands

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Weather in December

In December, Gwaunatafu experiences a return of high rainfall, with a significant increase to reach 281mm (11.06"). The pleasant chill of an early morning breeze complements the typical tropical climate, giving the month a unique ambience. The subtle changes in weather add a touch of diversity to the atmosphere around the island city. December also brings with it the festive cheer, as the city gears up for year-end celebrations. Against the backdrop of this changing climate, Gwaunatafu ends the weather cycle with a beautiful blend of sunshine, wind, and occasional showers.

Temperature

Gwaunatafu in December displays an average high-temperature of a still moderately hot 28.5°C (83.3°F), mirroring November. Nighttime readings in Gwaunatafu during December register a minimal drop from daytime highs, averaging at a still warm 26.1°C (79°F).

Heat index

The average heat index in December is evaluated at a tropical 33°C (91.4°F). Take greater precautions, heat exhaustion and heat cramps may be expected. Heatstroke could result from lengthy activity.
Keep in mind the heat index values are meant for areas in shade and with light wind. If directly exposed to the sun, the heat index could rise by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'feels like', binds temperature metrics with humidity values to give a sense of the actual warmth. Elements such as metabolic variations, pregnancy, and physical exertion can influence one's weather perception. It is essential to realize that direct sunlight can escalate the perceived temperature, increasing the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly important for children. Young children are generally more endangered than adults, as they usually less sweat. And also, due to larger skin surface relative to their small bodies and higher heat production as a result of their activity.

Humidity

The months with the lowest humidity in Gwaunatafu are January through March, November and December, with an average relative humidity of 79%.

Rainfall

In Gwaunatafu, during December, the rain falls for 29.3 days and regularly aggregates up to 281mm (11.06") of precipitation. In Gwaunatafu, during the entire year, the rain falls for 329.1 days and collects up to 2481mm (97.68") of precipitation.

Daylight

The month with the longest days is December, with an average of 12h and 36min of daylight.
On the first day of the month, sunrise is at 05:48 and sunset at 18:23. On the last day of December, sunrise is at 06:01 and sunset at 18:38 +11.

Sunshine

In Gwaunatafu, the average sunshine in December is 9.6h.

UV index

January through March, October and December, with an average maximum UV index of 6, are months with the lowest UV index in Gwaunatafu. A UV Index of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV radiation for ordinary individuals.
Note: The maximum daily UV index of 6 in December interprets into the following recommendations:
Undertake protective measures and comply with sun safety rules. Shielding against skin and eye damage is essential. Between 10 a.m. and 4 p.m., the Sun emits the most powerful UV radiation. Limit direct exposure to the Sun during these hours. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun.

Frequently asked questions

How hot is December in Gwaunatafu?

In December, the average high-temperature and low-temperature are 28.5°C (83.3°F) and 26.1°C (79°F) respectively. In December, the average heat index (a.k.a. 'real feel', 'apparent temperature'), which calculates the temperature value influenced by the moisture in the air, is evaluated at 33°C (91.4°F).

What are the least humid months in Gwaunatafu?

The months with the lowest humidity in Gwaunatafu are January through March, November and December, with an average relative humidity of 79%.

What is the average humidity in December in Gwaunatafu?

The average relative humidity in December in Gwaunatafu, Solomon Islands, is 79%.

How many days does it rain in December in Gwaunatafu?

In December, the rain falls for 29.3 days. Throughout December, 281mm (11.06") of precipitation is accumulated.

When are the longest days in Gwaunatafu?

With an average of 12h and 36min of daylight, December has the longest days of the year in Gwaunatafu.

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

In Gwaunatafu, the average day length in December is 12h and 37min.

What time are sunrise and sunset in December in Gwaunatafu?

In December, on the first day of the month, sunrise is at 05:48 and sunset at 18:23. On the last day of the month, in Gwaunatafu, Solomon Islands, sunrise is at 06:01 and sunset at 18:38 +11.

How many hours of sunshine does Gwaunatafu have in December?

In Gwaunatafu, the average sunshine duration in December is 9.6h.

When is the lowest UV index in Gwaunatafu?

The months with the lowest UV index in Gwaunatafu, Solomon Islands, are January through March, October and December, with an average maximum UV index of 6.

How high is the UV index in December in Gwaunatafu?

The average daily maximum UV index in December is 6. A UV Index reading of 6 to 7 represents a high health vulnerability from exposure to Sun's UV rays.

Average temperature in December
Gwaunatafu, Solomon Islands

Average temperature in December - Gwaunatafu, Solomon Islands
  • Average high temperature in December: 28.5°C

The warmest months (with the highest average high temperature) are April and May (28.8°C).
The month with the lowest average high temperature is August (27.9°C).

  • Average low temperature in December: 26.1°C

The month with the highest average low temperature is May (26.6°C).
The coldest months (with the lowest average low temperature) are August and September (25.8°C).

Average pressure in December
Gwaunatafu, Solomon Islands

Average pressure in December - Gwaunatafu, Solomon Islands
  • Average pressure in December: 1007.2mbar

The month with the highest atmospheric pressure is August (1010.4mbar).
The month with the lowest atmospheric pressure is January (1006.9mbar).

Average wind speed in December
Gwaunatafu, Solomon Islands

Average wind speed in December - Gwaunatafu, Solomon Islands
  • Average wind speed in December: 8.4km/h

The windiest month (with the highest average wind speed) is July (16.2km/h).
The calmest month (with the lowest average wind speed) is December (8.4km/h).

Average humidity in December
Gwaunatafu, Solomon Islands

Average humidity in December - Gwaunatafu, Solomon Islands
  • Average humidity in December: 79%

The month with the highest relative humidity is July (82%).
The months with the lowest relative humidity are January, February, March, November and December (79%).

Average rainfall in December
Gwaunatafu, Solomon Islands

Average rainfall in December - Gwaunatafu, Solomon Islands
  • Average rainfall in December: 281mm

The wettest month (with the highest rainfall) is March (305mm).
The driest month (with the least rainfall) is August (118mm).

Average rainfall days in December
Gwaunatafu, Solomon Islands

Average rainfall days in December - Gwaunatafu, Solomon Islands
  • Average rainfall days in December: 29.3 days

The month with the highest number of rainy days is March (29.5 days).
The month with the least rainy days is August (24 days).

Average daylight in December /
Average sunshine in December
Gwaunatafu, Solomon Islands

Average daylight in December / Average sunshine in December - Gwaunatafu, Solomon Islands
  • Average daylight in December: 12h and 4min

The month with the longest days is December (Average daylight: 12h and 36min).
The month with the shortest days is June (Average daylight: 11h and 36min).

  • Average sunshine in December: 9h and 4min

The month with the most sunshine is November (Average sunshine: 10h and 18min).
The month with the least sunshine is July (Average sunshine: 7h and 18min).

Average sunshine days in December
Gwaunatafu, Solomon Islands

Average sunshine days in December - Gwaunatafu, Solomon Islands
  • Average sunshine days in December: 0.5 days

The month with the most sunshine days is August (3.8 days).
The months with the least sunshine days are January, March and December (0.5 days).

Average UV index in December
Gwaunatafu, Solomon Islands

Average UV index in December - Gwaunatafu, Solomon Islands
  • Average UV index in December: 6

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

Average cloud cover in December
Gwaunatafu, Solomon Islands

Average cloud cover in December - Gwaunatafu, Solomon Islands
  • Average cloud cover in December: 43

The month with the most cloud cover is July (Cloud cover 48).
The month with the least cloud cover is November (Cloud cover 40).

Average visibility in December
Gwaunatafu, Solomon Islands

Average visibility in December - Gwaunatafu, Solomon Islands
  • Average visibility in December: 9km

The months with the highest visibility are June, July, August and September (10km).
The months with the lowest visibility are January, February, March, April, May, October, November and December (9km).

Gwaunatafu, Solomon Islands

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