May Weather in Wau, Papua New Guinea

Last updated: August 31, 2025

In Wau, Papua New Guinea, the average temperature in May is a pleasant 19°C (66°F). You can expect lows of around 14°C (58°F) and highs reaching 26°C (78°F). However, be prepared for significant precipitation, as the area receives about 307 mm (12.1 in) over the course of 28 days. With an average humidity level of 91%, it's essential to stay hydrated and enjoy the lush surroundings!

May Temperature in Wau

In May in Wau, the average temperature is 19°C (66°F), with maximums reaching up to 26°C (78°F) and minimums dropping as low as 14°C (58°F). This mild climate makes Wau an ideal destination for travelers looking to enjoy pleasant weather during their visit.

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

The chart illustrates May 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, May typically has an average temperature of 19°C (66°F), with highs reaching up to 26°C (78°F) and lows dropping to around 14°C (58°F).

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

May Precipitation in Wau

In Wau in May, the total precipitation amount is 307 mm (12.1 in), which falls over a period of 28 days.

May Precipitation Trends in Wau

The chart displays monthly precipitation patterns in Wau, with values for each month alongside May’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how May’s conditions compare to those of other months. In Wau, May typically receives around 307 mm (12.1 inches) of precipitation spread over approximately 28 days.

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

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Millimeters (mm) Inches (in)

May Humidity in Wau

In Wau in May humidity is 91%. With an average temperature of 19°C (66°F), this humidity feels like a heavy blanket, making travel uncomfortable and muggy, causing sweat to accumulate and sticking to clothes, which can dampen the joy of exploring.

May Average Humidity in Wau

This chart illustrates the average monthly humidity levels in Wau, with May’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In May, average humidity in Wau is approximately 91%, offering insight into how humid the weather typically is during this month.

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

May UV Index in Wau

In Wau in May, the maximum UV index is 14, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, so it's crucial to take precautions. For the detailed hourly UV index in Wau, you can check here.

Maximum UV Index Levels in Wau for May

The chart shows the monthly maximum UV Index (UVI) for Wau in May, 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 May, the maximum UV index in Wau typically reaches 14, which falls under the extreme exposure category.

Data source: Wau May 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 May 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 May’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 May’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