nomadseason

September Weather in Finschhafen, Papua New Guinea

Last updated: August 31, 2025

In September, the average temperature in Finschhafen, Papua New Guinea is a pleasant 23°C (75°F), with minimums dipping to 21°C (70°F) and maximums rising to 27°C (82°F). Be prepared for moist conditions as the area experiences 580 mm (22.9 in) of precipitation over 28 days, contributing to an average humidity level of 84%.

September Temperature in Finschhafen

In September in Finschhafen, the average temperature is 23°C (75°F). Maximum temperatures can reach 27°C (82°F), while minimums can drop to as low as 21°C (70°F). This pleasant climate makes Finschhafen an ideal destination for outdoor activities and sightseeing during this time.

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

The chart illustrates September temperature patterns in Finschhafen, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Finschhafen, September typically has an average temperature of 23°C (75°F), with highs reaching up to 27°C (82°F) and lows dropping to around 21°C (70°F).
JanFebMarAprMayJunJulAugSepOctNovDec787877777675747474767678
Data source: Temperature data for Finschhafen generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

September Precipitation in Finschhafen

In Finschhafen in September, the precipitation amount reaches 580 mm (22.9 in) over the course of 28 days.

September Precipitation Trends in Finschhafen

The chart displays monthly precipitation patterns in Finschhafen, 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 Finschhafen, September typically receives around 580 mm (22.9 inches) of precipitation spread over approximately 28 days.
JanFebMarAprMayJunJulAugSepOctNovDec330315504494510586663494581375491501
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

September Humidity in Finschhafen

In Finschhafen in September, humidity is 84%. With an average temperature of 23°C (75°F), this humidity feels like a warm, enveloping blanket, making outdoor activities sticky and uncomfortable, and often leading to a constant sheen of perspiration for travelers.

September Average Humidity in Finschhafen

This chart illustrates the average monthly humidity levels in Finschhafen, 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 Finschhafen is approximately 84%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec80%79%80%80%83%86%87%86%84%85%83%81%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Finschhafen

In Finschhafen in September, 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 Finschhafen.

Maximum UV Index Levels in Finschhafen for September

The chart shows the monthly maximum UV Index (UVI) for Finschhafen 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 Finschhafen typically reaches 16, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec161717161312121416161515
Data source: Finschhafen 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 Finschhafen Compares to Other Months

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

This table compares monthly weather conditions in Finschhafen, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather26°C (78°F)330 mm (13.0 inches)80%extreme
February Weather26°C (79°F)315 mm (12.4 inches)79%extreme
March Weather25°C (78°F)504 mm (19.8 inches)80%extreme
April Weather25°C (77°F)494 mm (19.5 inches)80%extreme
May Weather25°C (76°F)510 mm (20.1 inches)83%extreme
June Weather24°C (75°F)586 mm (23.1 inches)86%extreme
July Weather24°C (75°F)662 mm (26.1 inches)87%extreme
August Weather24°C (75°F)494 mm (19.5 inches)86%extreme
September Weather23°C (75°F)580 mm (22.9 inches)84%extreme
October Weather24°C (76°F)374 mm (14.7 inches)85%extreme
November Weather25°C (77°F)491 mm (19.3 inches)83%extreme
December Weather25°C (78°F)500 mm (19.7 inches)81%extreme

Compare Finschhafen's Climate with Cities Worldwide