January Weather in Wau, Papua New Guinea

Last updated: August 31, 2025

In Wau, Papua New Guinea, the average temperature in January hovers around 20°C (67°F), with a minimum of 15°C (59°F) and a maximum reaching 27°C (81°F). Expect significant rainfall, with an average precipitation of 377 mm (14.9 in) spread over 25 days. The atmosphere is quite humid, boasting an average humidity level of 89%.

January Temperature in Wau

In January 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.

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

The chart illustrates January 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, January 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).

Data source: Temperature data for Wau generated using information from the Copernicus Climate Change Service.

January Precipitation in Wau

In Wau in January, the total precipitation amount is 377 mm (14.9 in) spread over 25 days.

January Precipitation Trends in Wau

The chart displays monthly precipitation patterns in Wau, with values for each month alongside January’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how January’s conditions compare to those of other months. In Wau, January typically receives around 377 mm (14.9 inches) of precipitation spread over approximately 25 days.

Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

January Humidity in Wau

In Wau in January humidity is 89%. With an average temperature of 20°C (67°F), this humidity feels like a heavy blanket enveloping you, making traveling feel sluggish and exhausting as each step requires more effort in the thick, tropical air.

January Average Humidity in Wau

This chart illustrates the average monthly humidity levels in Wau, with January’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In January, average humidity in Wau is approximately 89%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in Wau

In Wau in January, the maximum UV index is 16, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, making it crucial to take protective measures. For detailed information, you can refer to the Hourly UV Index in Wau.

Maximum UV Index Levels in Wau for January

The chart shows the monthly maximum UV Index (UVI) for Wau in January, 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 January, the maximum UV index in Wau typically reaches 16, which falls under the extreme exposure category.

Data source: Wau January 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 January 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 January’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 January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	20°C (67°F)	377 mm (14.9 inches)	89%	extreme
February Weather	20°C (68°F)	332 mm (13.1 inches)	90%	extreme
March Weather	19°C (67°F)	576 mm (22.7 inches)	90%	extreme
April Weather	19°C (66°F)	458 mm (18.0 inches)	90%	extreme
May Weather	19°C (66°F)	307 mm (12.1 inches)	91%	extreme
June Weather	18°C (65°F)	323 mm (12.7 inches)	91%	extreme
July Weather	18°C (64°F)	253 mm (9.9 inches)	91%	extreme
August Weather	18°C (64°F)	326 mm (12.8 inches)	89%	extreme
September Weather	18°C (64°F)	407 mm (16.0 inches)	85%	extreme
October Weather	18°C (65°F)	336 mm (13.2 inches)	86%	extreme
November Weather	19°C (67°F)	336 mm (13.2 inches)	89%	extreme
December Weather	20°C (67°F)	427 mm (16.8 inches)	90%	extreme