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September Weather in Samarai, Papua New Guinea

Last updated: August 31, 2025

In September, the average temperature in Samarai, Papua New Guinea hovers around a pleasant 25°C (78°F). Expect minimums of 24°C (75°F) and maximums reaching 27°C (82°F). However, be prepared for rain, as the region experiences an average precipitation of 410 mm (16.2 in) spread over 26 days. With an average humidity of 80%, the air will feel quite moist, adding to the tropical charm of this destination.

September Temperature in Samarai

In September in Samarai, the average temperature is 25°C (78°F), with a maximum that can reach 27°C (82°F) and a minimum that can drop to 24°C (75°F). This pleasant climate makes Samarai an ideal destination for travelers looking to enjoy mild and comfortable weather.

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

The chart illustrates September temperature patterns in Samarai, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Samarai, September typically has an average temperature of 25°C (78°F), with highs reaching up to 27°C (82°F) and lows dropping to around 24°C (75°F).
JanFebMarAprMayJunJulAugSepOctNovDec828281818079787878798081
Data source: Temperature data for Samarai 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 Samarai

In Samarai in September, the precipitation amount is 410 mm (16.2 in) spread over a total of 26 days.

September Precipitation Trends in Samarai

The chart displays monthly precipitation patterns in Samarai, 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 Samarai, September typically receives around 410 mm (16.2 inches) of precipitation spread over approximately 26 days.
JanFebMarAprMayJunJulAugSepOctNovDec17513327028325039930430241027618896
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Samarai

In Samarai in September, humidity is 80%. With an average temperature of 25°C (78°F), this humidity feels like a warm blanket enveloping you, making every outdoor activity feel more strenuous and steaming, while also causing you to seek out shade and refreshment more frequently.

September Average Humidity in Samarai

This chart illustrates the average monthly humidity levels in Samarai, 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 Samarai is approximately 80%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec80%79%79%81%85%85%83%82%80%82%81%80%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Samarai

In Samarai 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 Samarai.

Maximum UV Index Levels in Samarai for September

The chart shows the monthly maximum UV Index (UVI) for Samarai 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 Samarai typically reaches 15, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec161616151210111315161515
Data source: Samarai 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 Samarai Compares to Other Months

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

This table compares monthly weather conditions in Samarai, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather28°C (82°F)174 mm (6.9 inches)80%extreme
February Weather28°C (82°F)133 mm (5.2 inches)79%extreme
March Weather27°C (82°F)270 mm (10.6 inches)79%extreme
April Weather27°C (81°F)283 mm (11.1 inches)81%extreme
May Weather27°C (80°F)250 mm (9.8 inches)85%extreme
June Weather26°C (79°F)399 mm (15.7 inches)85%very high
July Weather26°C (78°F)304 mm (12.0 inches)83%extreme
August Weather25°C (78°F)302 mm (11.9 inches)82%extreme
September Weather25°C (78°F)410 mm (16.2 inches)80%extreme
October Weather26°C (79°F)275 mm (10.8 inches)82%extreme
November Weather27°C (80°F)188 mm (7.4 inches)81%extreme
December Weather27°C (82°F)96 mm (3.8 inches)80%extreme

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