December weather - Summer 2024 - Adamstown, Pitcairn

Weather in December
Frequently asked questions
Average temperature in December
Average pressure in December
Average wind speed in December
Average humidity in December
Average rainfall in December
Average rainfall days in December
Average sea temperature in December
Average daylight in December
Average sunshine in December
Average sunshine days in December
Average UV index in December
Average cloud cover in December
Average visibility in December

The British territory of Adamstown in the Pitcairn Island viewed from the Pacific waters

Weather in December

The final month of the year sees Adamstown fully embracing its summer trappings. The city is in full festive mode, with people enjoying the warm weather that hovers around 24.2°C (75.6°F). This period of the year witnesses a net increase in local and foreign visitors, all in order to experience the city's well-known summer thrills. Adamstown's weather in December is a wonderful end to a year marked by diverse weather patterns. The city lights up during this time, capturing the joy and warmth of the season in a truly remarkable fashion.

Temperature

The introduction of December in Adamstown sees an average high-temperature of a moderately hot 24.2°C (75.6°F), hardly deviating from November. Adamstown's nights throughout December are marked by an average low temperature of 23.1°C (73.6°F), a minor drop from the day's high.

Humidity

January, October through December, with an average relative humidity of 78%, are the most humid months.

Rainfall

The month with the most rainfall in Adamstown is December, when the rain falls for 18.4 days and typically aggregates up to 112mm (4.41") of precipitation.

Sea temperature

In Adamstown, Pitcairn, in December, the average water temperature is 25°C (77°F).
Note: Water surface temperatures from 25°C (77°F) to 29°C (84.2°F) are considered optimal and extremely delightful for long-lasting pleasure in any water activity.

Daylight

The month with the longest days is December, with an average of 13h and 42min of daylight.
On the first day of the month, sunrise is at 05:42 and sunset at 19:17. On the last day of December, in Adamstown, sunrise is at 05:53 and sunset at 19:33 -08.

Sunshine

The month with the most sunshine in Adamstown is December, with an average of 9.2h of sunshine.

UV index

In Adamstown, the average daily maximum UV index in December is 6. A UV Index value of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV rays for the ordinary person.
Note: The maximum daily UV index of 6 in December converts into the following recommendations:
Avoid overexposure. Fair-skinned individuals can burn in under 20 minutes. The Sun's UV radiation is most intense from 10 a.m. to 4 p.m. Try to avoid direct sun exposure during these hours. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat. Watch out! Reflections from sand and water can surge UV radiation exposure.

Updated: Jan 29, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are December temperatures in Adamstown?

The high-temperature, in December, in Adamstown, records 24.2°C (75.6°F), while the low-temperature is 23.1°C (73.6°F).

What is the most humid month in Adamstown?

January, October through December, with an average relative humidity of 78%, are most humid months.

What is the average humidity in December in Adamstown?

In December, the average relative humidity in Adamstown is 78%.

What is the rainiest month in Adamstown?

December is the month with the most rainfall in Adamstown, Pitcairn. Rain falls for 18.4 days and accumulates 112mm (4.41") of precipitation.

How much does it rain in Adamstown in December?

In Adamstown, during December, the rain falls for 18.4 days and regularly aggregates up to 112mm (4.41") of precipitation.

What is the sea water temperature in December in Adamstown?

In December, the average sea temperature is 25°C (77°F). For swimming, diving, and other water activities, temperatures between 25°C (77°F) and 29°C (84.2°F) are perceived as very enjoyable and pleasurable for prolonged periods without feeling uncomfortable.

When are the longest days in Adamstown?

The month with the longest days in Adamstown, Pitcairn, is December, with an average of 13h and 42min of daylight.

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

In Adamstown, Pitcairn, the average day length in December is 13h and 40min.

When are sunrise and sunset in December in Adamstown?

In December, on the first day of the month, sunrise is at 05:42 and sunset at 19:17. On the last day of the month, sunrise is at 05:53 and sunset at 19:33 -08.

What month has the most sunshine in Adamstown?

December has the most sunshine of the year in Adamstown, with an average of 9.2h of sunshine.

How long on average sun shines in December in Adamstown?

In Adamstown, the average sunshine duration in December is 9.2h.

What is the UV index reading in December in Adamstown?

The average daily maximum UV index in December in Adamstown, Pitcairn, is 6. A UV Index estimate of 6 to 7 represents a high health vulnerability from unprotected exposure to UV radiation.

Today

Tomorrow

Long-term

Year J F M A M J J A S O N December

Nov

December

Jan

Average high temperature

22.9°C 73.2°F

24.2°C 75.6°F

25.4°C 77.7°F

Average low temperature

Average pressure

Average wind speed

Average max. wind speed

23.5km/h 14.6mph

21.3km/h 13.2mph

Average wind speed gusts

Average humidity

Average rainfall

Average rainfall days

17.2

18.4

Average sea temperature

Average daylight

Average sunshine

Average sunshine days

6.1

6.2

4.9

Average UV index

Average cloud cover

Average visibility

Average temperature in December
Adamstown, Pitcairn

Average high temperature in December: 24.2°C

The warmest months (with the highest average high temperature) are February and March (26.2°C).
The month with the lowest average high temperature is September (21.3°C).

Average low temperature in December: 23.1°C

The months with the highest average low temperature are February and March (25.3°C).
The coldest month (with the lowest average low temperature) is August (19.8°C).

Average pressure in December
Adamstown, Pitcairn

Average pressure in December: 1016.7mbar

The month with the highest atmospheric pressure is September (1019.7mbar).
The month with the lowest atmospheric pressure is January (1016.3mbar).

Average wind speed in December
Adamstown, Pitcairn

Average wind speed in December: 22.7km/h

The windiest month (with the highest average wind speed) is July (26.2km/h).
The calmest month (with the lowest average wind speed) is February (20.3km/h).

Average humidity in December
Adamstown, Pitcairn

Average humidity in December: 78%

The months with the highest relative humidity are January, October, November and December (78%).
The month with the lowest relative humidity is July (75%).

Average rainfall in December
Adamstown, Pitcairn

Average rainfall in December: 112mm

The wettest month (with the highest rainfall) is December (112mm).
The driest month (with the least rainfall) is July (57mm).

Average rainfall days in December
Adamstown, Pitcairn

Average rainfall days in December: 18.4 days

The month with the highest number of rainy days is January (22 days).
The month with the least rainy days is September (14.8 days).

Average sea temperature in December
Adamstown, Pitcairn

Average sea temperature in December: 25°C

The best month for swimming (with the highest average sea temperature) is March (27.3°C).
The coldest months (with the lowest average sea temperature) are August and September (22.3°C).

Average daylight in December /
Average sunshine in December
Adamstown, Pitcairn

Average daylight in December: 13h and 4min

The month with the longest days is December (Average daylight: 13h and 42min).
The month with the shortest days is June (Average daylight: 10h and 36min).

Average sunshine in December: 9h and 1min

The month with the most sunshine is December (Average sunshine: 9h and 12min).
The month with the least sunshine is June (Average sunshine: 6h and 0min).

Average sunshine days in December
Adamstown, Pitcairn

Average sunshine days in December: 6.2 days

The month with the most sunshine days is July (10.6 days).
The month with the least sunshine days is January (4.9 days).

Average UV index in December
Adamstown, Pitcairn

Average UV index in December: 6

The months with the highest UV index are January and February (UV index 7).
The months with the lowest UV index are June, August and September (UV index 5).

Average cloud cover in December
Adamstown, Pitcairn

Average cloud cover in December: 47

The month with the most cloud cover is October (Cloud cover 50).
The month with the least cloud cover is February (Cloud cover 40).

Average visibility in December
Adamstown, Pitcairn

Average visibility in December: 10km

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

December weather forecast
Adamstown, Pitcairn

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