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September Weather in Letung, Indonesia

Last updated: August 23, 2025

In Letung, Indonesia, the average temperature in September reaches a pleasant 28°C (82°F). With a minimum of 25°C (78°F) and a maximum of 29°C (85°F), the weather remains comfortably warm. However, be prepared for 159 mm (6.3 in) of precipitation spread over 18 days, contributing to an average humidity of 79%. Enjoy your time in this tropical paradise!

September Temperature in Letung

In September in Letung, the average temperature is 28°C (82°F), with maximums reaching 29°C (85°F) and minimums dropping to as low as 25°C (78°F). This mild climate makes it an ideal destination for travelers seeking pleasant weather.

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

The chart illustrates September temperature patterns in Letung, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Letung, September typically has an average temperature of 28°C (82°F), with highs reaching up to 29°C (85°F) and lows dropping to around 25°C (78°F).
JanFebMarAprMayJunJulAugSepOctNovDec797980828382828282818180
Data source: Temperature data for Letung 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 Letung

In Letung in September, the total precipitation amount reaches 159 mm (6.3 in) over a span of 18 days.

September Precipitation Trends in Letung

The chart displays monthly precipitation patterns in Letung, 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 Letung, September typically receives around 159 mm (6.3 inches) of precipitation spread over approximately 18 days.
JanFebMarAprMayJunJulAugSepOctNovDec250667493170207164141159237305280
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Letung

In Letung in September humidity is 79%. With an average temperature of 28°C (82°F), this humidity feels like a warm blanket wrapping around you, making outdoor exploration more strenuous and requiring frequent breaks for hydration.

September Average Humidity in Letung

This chart illustrates the average monthly humidity levels in Letung, 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 Letung is approximately 79%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec88%87%89%85%80%78%77%79%79%78%78%84%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Letung

In Letung in September, 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 Letung, you can check here.

Maximum UV Index Levels in Letung for September

The chart shows the monthly maximum UV Index (UVI) for Letung 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 Letung typically reaches 14, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec131516161413131414141312
Data source: Letung 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 Letung Compares to Other Months

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

This table compares monthly weather conditions in Letung, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather26°C (80°F)250 mm (9.8 inches)88%extreme
February Weather26°C (79°F)66 mm (2.6 inches)87%extreme
March Weather27°C (81°F)74 mm (2.9 inches)89%extreme
April Weather28°C (82°F)93 mm (3.6 inches)85%extreme
May Weather28°C (83°F)169 mm (6.7 inches)80%extreme
June Weather28°C (83°F)207 mm (8.2 inches)78%extreme
July Weather28°C (82°F)164 mm (6.5 inches)77%extreme
August Weather28°C (82°F)141 mm (5.5 inches)79%extreme
September Weather28°C (82°F)159 mm (6.3 inches)79%extreme
October Weather27°C (82°F)237 mm (9.3 inches)78%extreme
November Weather27°C (81°F)305 mm (12.0 inches)78%extreme
December Weather27°C (80°F)280 mm (11.0 inches)84%extreme

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