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December Weather in Wau, Papua New Guinea

Last updated: August 31, 2025

In Wau, Papua New Guinea, the average temperature for December hovers around 20°C (67°F), creating a comfortable atmosphere. Expect a range that can dip to a minimum of 15°C (59°F) and rise to a maximum of 27°C (81°F). However, be prepared for a fair amount of rain, with 427 mm (16.8 in) of precipitation spread over 29 days. The air remains notably humid, with an average humidity level of 90%.

December Temperature in Wau

In December in Wau, the average temperature is 20°C (67°F). Maximums can reach 27°C (81°F), while minimums can drop as low as 15°C (59°F). This pleasant climate makes it an ideal time to explore the outdoors and enjoy activities in Wau.

December Weather in Wau: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Wau, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Wau, December typically has an average temperature of 20°C (67°F), with highs reaching up to 27°C (81°F) and lows dropping to around 15°C (59°F).
JanFebMarAprMayJunJulAugSepOctNovDec676766666664646464656667
Data source: Temperature data for Wau generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

December Precipitation in Wau

In Wau in December, the precipitation amount is 427 mm (16.8 in) over a duration of 29 days.

December Precipitation Trends in Wau

The chart displays monthly precipitation patterns in Wau, with values for each month alongside December’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how December’s conditions compare to those of other months. In Wau, December typically receives around 427 mm (16.8 inches) of precipitation spread over approximately 29 days.
JanFebMarAprMayJunJulAugSepOctNovDec377332576458307323253326407336336427
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Wau

In Wau in December humidity is 90%. With an average temperature of 20°C (67°F), this humidity feels like a warm, heavy blanket enfolding you, making every step feel laborious and damp, while the muggy air clings to your skin, causing you to seek shade and refreshment more often as you navigate the surroundings.

December Average Humidity in Wau

This chart illustrates the average monthly humidity levels in Wau, with December’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In December, average humidity in Wau is approximately 90%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec89%90%90%90%91%91%91%89%85%87%89%90%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Wau

In Wau in December, the maximum UV index reaches an alarming 15, which falls into the extreme Exposure Category. With a time to burn of just 10 minutes, it's crucial to take precautions. For detailed information, you can check the Hourly UV Index in Wau.

Maximum UV Index Levels in Wau for December

The chart shows the monthly maximum UV Index (UVI) for Wau in December, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In December, the maximum UV index in Wau typically reaches 15, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec161818171412121516161515
Data source: Wau December UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

How December Weather in Wau Compares to Other Months

Weather in Wau varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Wau, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Wau, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather20°C (67°F)377 mm (14.9 inches)89%extreme
February Weather20°C (68°F)332 mm (13.1 inches)90%extreme
March Weather19°C (67°F)576 mm (22.7 inches)90%extreme
April Weather19°C (66°F)458 mm (18.0 inches)90%extreme
May Weather19°C (66°F)307 mm (12.1 inches)91%extreme
June Weather18°C (65°F)323 mm (12.7 inches)91%extreme
July Weather18°C (64°F)253 mm (9.9 inches)91%extreme
August Weather18°C (64°F)326 mm (12.8 inches)89%extreme
September Weather18°C (64°F)407 mm (16.0 inches)85%extreme
October Weather18°C (65°F)336 mm (13.2 inches)86%extreme
November Weather19°C (67°F)336 mm (13.2 inches)89%extreme
December Weather20°C (67°F)427 mm (16.8 inches)90%extreme

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