September Weather in Boto, Indonesia

Last updated: August 23, 2025

In September, the average temperature in Boto, Indonesia reaches a comfortable 28°C (83°F), with daily highs peaking at 36°C (98°F) and lows dipping to a pleasant 21°C (71°F). Expect about 35 mm (1.4 in) of rain over 5 days, while humidity levels hover around 70%, creating a warm and inviting atmosphere.

September Temperature in Boto

In September in Boto, the average temperature is 28°C (83°F). Maximums can reach 36°C (98°F), and minimums can be as low as 21°C (71°F). This climate makes Boto an ideal destination for travelers seeking warm and pleasant weather.

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

The chart illustrates September temperature patterns in Boto, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Boto, September typically has an average temperature of 28°C (83°F), with highs reaching up to 36°C (98°F) and lows dropping to around 21°C (71°F).

Data source: Temperature data for Boto generated using information from the Copernicus Climate Change Service.

September Precipitation in Boto

In Boto in September, the precipitation amount is 35 mm (1.4 in) over a span of 5 days.

September Precipitation Trends in Boto

The chart displays monthly precipitation patterns in Boto, 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 Boto, September typically receives around 35 mm (1.4 inches) of precipitation spread over approximately 5 days.

Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

September Humidity in Boto

In Boto in September humidity is 70%. With an average temperature of 28°C (83°F), this humidity feels like an enveloping blanket, making outdoor activities sticky and draining, requiring frequent breaks to hydrate and seek shade.

September Average Humidity in Boto

This chart illustrates the average monthly humidity levels in Boto, 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 Boto is approximately 70%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Boto

In Boto 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 Boto, you can check here.

Maximum UV Index Levels in Boto for September

The chart shows the monthly maximum UV Index (UVI) for Boto 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 Boto typically reaches 14, which falls under the extreme exposure category.

Data source: Boto 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 Boto Compares to Other Months

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

This table compares monthly weather conditions in Boto, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	27°C (81°F)	315 mm (12.4 inches)	82%	extreme
February Weather	27°C (80°F)	347 mm (13.7 inches)	86%	extreme
March Weather	27°C (81°F)	325 mm (12.8 inches)	84%	extreme
April Weather	28°C (82°F)	227 mm (8.9 inches)	80%	extreme
May Weather	28°C (83°F)	94 mm (3.7 inches)	81%	extreme
June Weather	28°C (82°F)	72 mm (2.8 inches)	81%	very high
July Weather	27°C (82°F)	19 mm (0.8 inches)	78%	extreme
August Weather	28°C (82°F)	11 mm (0.4 inches)	74%	extreme
September Weather	28°C (83°F)	35 mm (1.4 inches)	70%	extreme
October Weather	29°C (84°F)	111 mm (4.4 inches)	72%	extreme
November Weather	28°C (83°F)	283 mm (11.1 inches)	73%	extreme
December Weather	27°C (82°F)	290 mm (11.4 inches)	75%	extreme