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September Weather in Bolaang, Indonesia

Last updated: August 23, 2025

In Bolaang, Indonesia, the average temperature in September hovers around 26°C (79°F), with a minimum of 21°C (70°F) and a maximum reaching up to 34°C (93°F). Expect a substantial precipitation amount of 220 mm (8.7 in) distributed over approximately 18 days, contributing to an average humidity level of 80%.

September Temperature in Bolaang

In September in Bolaang, the average temperature is 26°C (79°F), with maximums reaching up to 34°C (93°F) and minimums dropping as low as 21°C (70°F). This pleasant weather makes it an ideal time for travelers to explore and enjoy outdoor activities in Bolaang.

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

The chart illustrates September temperature patterns in Bolaang, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Bolaang, September typically has an average temperature of 26°C (79°F), with highs reaching up to 34°C (93°F) and lows dropping to around 21°C (70°F).
JanFebMarAprMayJunJulAugSepOctNovDec787778797979797979797978
Data source: Temperature data for Bolaang 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 Bolaang

In Bolaang in September, the precipitation amount is 220 mm (8.7 in) during a span of 18 days.

September Precipitation Trends in Bolaang

The chart displays monthly precipitation patterns in Bolaang, 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 Bolaang, September typically receives around 220 mm (8.7 inches) of precipitation spread over approximately 18 days.
JanFebMarAprMayJunJulAugSepOctNovDec243221228207233313250148220214231243
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Bolaang

In Bolaang in September humidity is 80%. With an average temperature of 26°C (79°F), this humidity feels like a heavy blanket, making outdoor activities feel sticky and exhausting, potentially dampening the travel experience and necessitating frequent breaks to cool down and hydrate.

September Average Humidity in Bolaang

This chart illustrates the average monthly humidity levels in Bolaang, 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 Bolaang is approximately 80%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec80%84%84%82%76%78%80%82%80%78%77%78%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Bolaang

In Bolaang 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 Bolaang.

Maximum UV Index Levels in Bolaang for September

The chart shows the monthly maximum UV Index (UVI) for Bolaang 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 Bolaang typically reaches 15, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec151617161513131415151414
Data source: Bolaang 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 Bolaang Compares to Other Months

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

This table compares monthly weather conditions in Bolaang, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather25°C (78°F)243 mm (9.6 inches)80%extreme
February Weather25°C (78°F)221 mm (8.7 inches)84%extreme
March Weather25°C (78°F)228 mm (9.0 inches)84%extreme
April Weather26°C (79°F)207 mm (8.1 inches)82%extreme
May Weather26°C (80°F)233 mm (9.2 inches)76%extreme
June Weather26°C (79°F)313 mm (12.3 inches)78%extreme
July Weather26°C (79°F)250 mm (9.8 inches)80%extreme
August Weather26°C (79°F)148 mm (5.8 inches)82%extreme
September Weather26°C (79°F)220 mm (8.7 inches)80%extreme
October Weather26°C (80°F)214 mm (8.4 inches)78%extreme
November Weather26°C (79°F)231 mm (9.1 inches)77%extreme
December Weather26°C (79°F)243 mm (9.6 inches)78%extreme

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