September Weather in Bojonegoro, Indonesia

Last updated: August 23, 2025

In September, the average temperature in Bojonegoro, Indonesia hovers around 28°C (83°F). Expect a comfortable minimum of 20°C (69°F), soaring up to a scorching 37°C (98°F) at times. While you're soaking up the sun, take note of the 18 mm (0.7 in) of precipitation spread over about 4 days, and enjoy the lush atmosphere with an average humidity of 70%.

September Temperature in Bojonegoro

In September in Bojonegoro, the average temperature is 28°C (83°F). Maximums can reach 37°C (98°F) and minimums can drop to as low as 20°C (69°F). It's an ideal time for travelers who enjoy warm weather and outdoor activities.

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

The chart illustrates September temperature patterns in Bojonegoro, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Bojonegoro, September typically has an average temperature of 28°C (83°F), with highs reaching up to 37°C (98°F) and lows dropping to around 20°C (69°F).

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

September Precipitation in Bojonegoro

In Bojonegoro in September, the total precipitation amount is 18 mm (0.7 in) spread over a duration of 4 days.

September Precipitation Trends in Bojonegoro

The chart displays monthly precipitation patterns in Bojonegoro, 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 Bojonegoro, September typically receives around 18 mm (0.7 inches) of precipitation spread over approximately 4 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 Bojonegoro

In Bojonegoro 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 Bojonegoro

This chart illustrates the average monthly humidity levels in Bojonegoro, 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 Bojonegoro 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 Bojonegoro

In Bojonegoro 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 Bojonegoro, you can check here.

Maximum UV Index Levels in Bojonegoro for September

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

Data source: Bojonegoro 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 Bojonegoro Compares to Other Months

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

This table compares monthly weather conditions in Bojonegoro, 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)	322 mm (12.7 inches)	82%	extreme
February Weather	27°C (80°F)	400 mm (15.7 inches)	86%	extreme
March Weather	27°C (81°F)	367 mm (14.4 inches)	84%	extreme
April Weather	28°C (82°F)	242 mm (9.5 inches)	80%	extreme
May Weather	28°C (82°F)	73 mm (2.9 inches)	81%	extreme
June Weather	27°C (82°F)	56 mm (2.2 inches)	81%	very high
July Weather	27°C (81°F)	12 mm (0.5 inches)	78%	extreme
August Weather	27°C (81°F)	9 mm (0.4 inches)	74%	extreme
September Weather	28°C (83°F)	18 mm (0.7 inches)	70%	extreme
October Weather	29°C (84°F)	68 mm (2.7 inches)	72%	extreme
November Weather	28°C (83°F)	252 mm (9.9 inches)	73%	extreme
December Weather	28°C (82°F)	340 mm (13.4 inches)	75%	extreme