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September Weather in Kiunga, Papua New Guinea

Last updated: August 31, 2025

In Kiunga, Papua New Guinea during September, the average temperature is a warm 26°C (79°F). Expect minimums around 21°C (69°F) and maximums peaking at 34°C (94°F). Be prepared for some rain, as precipitation averages 360 mm (14.2 in) over 26 days, and enjoy the tropical feel with an average humidity level of 77%.

September Temperature in Kiunga

In September in Kiunga, the average temperature is 26°C (79°F). Maximums can reach 34°C (94°F) and minimums can be as low as 21°C (69°F). This pleasant and warm climate makes Kiunga an ideal destination for travelers seeking sun-soaked adventures and outdoor activities.

September Weather in Kiunga: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Kiunga, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Kiunga, September typically has an average temperature of 26°C (79°F), with highs reaching up to 34°C (94°F) and lows dropping to around 21°C (69°F).
JanFebMarAprMayJunJulAugSepOctNovDec818180818079787879808181
Data source: Temperature data for Kiunga 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.

September Precipitation in Kiunga

In Kiunga in September, the precipitation amount is 360 mm (14.2 in) over the course of 26 days.

September Precipitation Trends in Kiunga

The chart displays monthly precipitation patterns in Kiunga, with values for each month alongside September’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how September’s conditions compare to those of other months. In Kiunga, September typically receives around 360 mm (14.2 inches) of precipitation spread over approximately 26 days.
JanFebMarAprMayJunJulAugSepOctNovDec381261494474440309208221360345439365
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Kiunga

In Kiunga in September humidity is 77%. With an average temperature of 26°C (79°F), this humidity feels like walking through a warm, thick fog that clings to your skin, making every step feel heavier and more exhausting while exploring the sights.

September Average Humidity in Kiunga

This chart illustrates the average monthly humidity levels in Kiunga, with September’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In September, average humidity in Kiunga is approximately 77%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec89%89%90%90%90%90%85%81%77%79%86%88%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Kiunga

In Kiunga in September, 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 Kiunga.

Maximum UV Index Levels in Kiunga for September

The chart shows the monthly maximum UV Index (UVI) for Kiunga in September, 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 September, the maximum UV index in Kiunga typically reaches 15, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec151616161311121315151414
Data source: Kiunga September 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 September Weather in Kiunga Compares to Other Months

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

This table compares monthly weather conditions in Kiunga, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather27°C (81°F)381 mm (15.0 inches)89%extreme
February Weather27°C (81°F)261 mm (10.3 inches)89%extreme
March Weather27°C (81°F)494 mm (19.4 inches)90%extreme
April Weather27°C (81°F)474 mm (18.7 inches)90%extreme
May Weather27°C (81°F)440 mm (17.3 inches)90%extreme
June Weather26°C (79°F)308 mm (12.1 inches)90%extreme
July Weather26°C (79°F)208 mm (8.2 inches)85%extreme
August Weather26°C (78°F)221 mm (8.7 inches)81%extreme
September Weather26°C (79°F)360 mm (14.2 inches)77%extreme
October Weather27°C (80°F)345 mm (13.6 inches)79%extreme
November Weather27°C (81°F)439 mm (17.3 inches)86%extreme
December Weather27°C (82°F)365 mm (14.4 inches)88%extreme

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