December weather forecast
Lae, Papua New Guinea

December

Weather in December

December rings in the warm festival season in Lae with a further increase in the average high temperature to 27.3°C (81.1°F). The rainfall decreases once more to 101mm (3.98") average, marking the driest month of the year. Daylight hours increase to an average of 12.5 hours per day. December also experiences an increase in the sea temperature to 30°C (86°F), the warmest in the year. Concluding the year, December sees a moderate increase in wind gusts to 8.6km/h (5.3mph), completing the weather cycle in Lae.

Temperature

The shift into December records an average high-temperature of a still moderately hot 27.3°C (81.1°F), subtly varied from November's 26.5°C (79.7°F). Throughout December, an average nighttime temperature of 21°C (69.8°F) is experienced in Lae.

Heat index

December's mean heat index is evaluated at a hot 30°C (86°F). Persistent activity under exposure might lead to a feeling of weariness, with subsequent heat cramps.
Be aware that heat index ratings are designed for shaded locations and minor breezes. If directly exposed to the sun, the heat index could rise by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'felt air temperature', is a measure of how hot it feels when the actual air humidity is factored in. Factors such as metabolic variations, being pregnant, and physical activity can impact an individual's weather perception. Consider the sun's direct rays and their impact; they can potentially increase the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for children. Kids frequently fail to realize the necessity for resting and hydrating. Thirst is an advanced indication of dehydration - hence, maintaining hydration, especially during extended physical activities, becomes essential.

Humidity

In Lae, the average relative humidity in December is 75%.

Rainfall

The month with the least rainfall is December, when the rain falls for 24.3 days and typically collects 101mm (3.98") of precipitation.

Sea temperature

December is the month with the warmest seawater, with an average sea temperature of 30°C (86°F).
Note: Taking a dip in waters warmer than 30°C (86°F) might not provide the cooling sensation many desire.

Daylight

December has the longest days of the year, with an average of 12h and 30min of daylight.
On the first day of the month, sunrise is at 05:46 and sunset at 18:15. On the last day of December, sunrise is at 05:59 and sunset at 18:30 +10.

Sunshine

December has the most sunshine of the year, with an average of 11.3h of sunshine.

UV index

The months with the highest UV index are January through July, September through December, with an average maximum UV index of 6. A UV Index of 6 to 7 symbolizes a high threat to health from unprotected exposure to Sun's UV rays for the average person.
Note: The daily high UV index of 6 in December translates into this advice:
Refrain from overexposure. Fair-skinned individuals could burn in under 20 minutes. Avoid exposure to the Sun and try to stay in the shade between 10 a.m. and 4 p.m., when UV radiation is most potent, but be aware that parasols or canopies may not offer full protection. During bright days, sunglasses that offer UVA and UVB defense are recommended. Watch out! Reflections from sand and water can surge UV radiation exposure.

Frequently asked questions

What is the average December temperature?
In December, the average high-temperature and low-temperature are 27.3°C (81.1°F) and 21°C (69.8°F) respectively. The average heat index (a.k.a. 'apparent temperature', 'feels like'), which combines relative humidity and air temperature, in December is evaluated at 30°C (86°F).
What is the average humidity in December in Lae?
In December, the average relative humidity is 75%.
What is the driest month?
December is the month with the least rainfall. Rain falls for 24.3 days and accumulates 101mm (3.98") of precipitation.
How many days does it rain in December?
In December, the rain falls for 24.3 days. Throughout December, 101mm (3.98") of precipitation is accumulated.
What is the month with the warmest sea water?
December is the month with the warmest seawater, with an average sea temperature of 30°C (86°F).
How warm is the water in December?
In December, the average sea temperature is 30°C (86°F). The surface water temperatures above 30°C (86°F) are arguably considered as unpleasant for swimming, and any intense water activity, as the refreshing effect of water is missing.
When are the longest days?
December has the longest days of the year in Lae, with an average of 12h and 30min of daylight.
What is the average length of the day in December?
In December, the average day length is 12h and 31min.
What time are sunrise and sunset in December?
In December, on the first day of the month, sunrise is at 05:46 and sunset at 18:15. On the last day of the month, sunrise is at 05:59 and sunset at 18:30 +10.
What month has the most sunshine?
The month with the most sunshine is December, with an average of 11.3h of sunshine.
How many hours of sunshine does Lae have in December?
In December, the average sunshine duration is 11.3h.
What are the months with the highest UV index?
The months with the highest UV index in Lae are January through July, September through December, with an average maximum UV index of 6.
What is the UV index reading in December in Lae?
In Lae, the average daily maximum UV index in December is 6. A UV Index of 6 to 7 symbolizes a high health risk from unprotected exposure to UV radiation.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average sea temperature
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in December - Lae, Papua New Guinea
Average temperature in December
Lae, Papua New Guinea
  • Average high temperature in December: 27.3°C

The warmest month (with the highest average high temperature) is February (27.9°C).
The month with the lowest average high temperature is July (24°C).

  • Average low temperature in December: 21°C

The month with the highest average low temperature is February (21.5°C).
The coldest month (with the lowest average low temperature) is September (18.4°C).

Average pressure in December - Lae, Papua New Guinea
Average pressure in December
Lae, Papua New Guinea
  • Average pressure in December: 1009.1mbar

The month with the highest atmospheric pressure is August (1012.3mbar).
The month with the lowest atmospheric pressure is January (1008.9mbar).

Average wind speed in December - Lae, Papua New Guinea
Average wind speed in December
Lae, Papua New Guinea
  • Average wind speed in December: 5.7km/h

The windiest month (with the highest average wind speed) is February (6.4km/h).
The calmest month (with the lowest average wind speed) is June (4.8km/h).

Average humidity in December - Lae, Papua New Guinea
Average humidity in December
Lae, Papua New Guinea
  • Average humidity in December: 75%

The months with the highest relative humidity are July and August (83%).
The month with the lowest relative humidity is February (73%).

Average rainfall in December - Lae, Papua New Guinea
Average rainfall in December
Lae, Papua New Guinea
  • Average rainfall in December: 101mm

The wettest month (with the highest rainfall) is August (181mm).
The driest month (with the least rainfall) is December (101mm).

Average rainfall days in December - Lae, Papua New Guinea
Average rainfall days in December
Lae, Papua New Guinea
  • Average rainfall days in December: 24.3 days

The month with the highest number of rainy days is January (25.1 days).
The month with the least rainy days is February (21.5 days).

Average sea temperature in December - Lae, Papua New Guinea
Average sea temperature in December
Lae, Papua New Guinea
  • Average sea temperature in December: 30°C

The best month for swimming (with the highest average sea temperature) is December (30°C).
The coldest months (with the lowest average sea temperature) are July, August and September (28°C).

Average daylight in December / Average sunshine in December - Lae, Papua New Guinea
Average daylight in December /
Average sunshine in December
Lae, Papua New Guinea
  • Average daylight in December: 12h and 3min

The month with the longest days is December (Average daylight: 12h and 30min).
The month with the shortest days is June (Average daylight: 11h and 42min).

  • Average sunshine in December: 11h and 2min

The month with the most sunshine is December (Average sunshine: 11h and 18min).
The month with the least sunshine is July (Average sunshine: 7h and 36min).

Average sunshine days in December - Lae, Papua New Guinea
Average sunshine days in December
Lae, Papua New Guinea
  • Average sunshine days in December: 6.1 days

The month with the most sunshine days is August (7.2 days).
The month with the least sunshine days is January (4.6 days).

Average UV index in December - Lae, Papua New Guinea
Average UV index in December
Lae, Papua New Guinea
  • Average UV index in December: 6

The months with the highest UV index are January, February, March, April, May, June, July, September, October, November and December (UV index 6).
The month with the lowest UV index is August (UV index 5).

Average cloud cover in December - Lae, Papua New Guinea
Average cloud cover in December
Lae, Papua New Guinea
  • Average cloud cover in December: 34

The month with the most cloud cover is July (Cloud cover 47).
The month with the least cloud cover is December (Cloud cover 34).

Average visibility in December - Lae, Papua New Guinea
Average visibility in December
Lae, Papua New Guinea
  • Average visibility in December: 10km

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

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