September Weather in Wonosari, Indonesia

Last updated: August 23, 2025

In September, the average temperature in Wonosari, Indonesia is a delightful 26°C (79°F). You can expect temperatures to range from a comfortable 20°C (67°F) to a warm 34°C (94°F). During this month, anticipate precipitation of about 40 mm (1.6 in) spread over 6 days, and enjoy the moisture in the air with an average humidity level of 77%.

September Temperature in Wonosari

In September in Wonosari, the average temperature is 26°C (79°F), with maximums potentially reaching 34°C (94°F) and minimums dipping as low as 20°C (67°F). This pleasant climate makes it an ideal time for travelers to explore and enjoy the attractions of Wonosari.

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

The chart illustrates September temperature patterns in Wonosari, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Wonosari, September typically has an average temperature of 26°C (79°F), with highs reaching up to 34°C (94°F) and lows dropping to around 20°C (67°F).

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

September Precipitation in Wonosari

In Wonosari in September, the precipitation amount is 40 mm (1.6 in) over the course of 6 days.

September Precipitation Trends in Wonosari

The chart displays monthly precipitation patterns in Wonosari, 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 Wonosari, September typically receives around 40 mm (1.6 inches) of precipitation spread over approximately 6 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 Wonosari

In Wonosari in September humidity is 77%. With an average temperature of 26°C (79°F), this humidity feels like walking through a warm, thick fog that clings to your skin, making every step feel heavier and more exhausting while exploring the sights.

September Average Humidity in Wonosari

This chart illustrates the average monthly humidity levels in Wonosari, 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 Wonosari is approximately 77%, 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 Wonosari

In Wonosari 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 Wonosari, you can check here.

Maximum UV Index Levels in Wonosari for September

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

Data source: Wonosari 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 Wonosari Compares to Other Months

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

This table compares monthly weather conditions in Wonosari, 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 (80°F)	303 mm (11.9 inches)	81%	extreme
February Weather	27°C (80°F)	310 mm (12.2 inches)	85%	extreme
March Weather	27°C (81°F)	284 mm (11.2 inches)	83%	extreme
April Weather	27°C (82°F)	158 mm (6.2 inches)	80%	extreme
May Weather	27°C (82°F)	48 mm (1.9 inches)	82%	extreme
June Weather	27°C (80°F)	57 mm (2.2 inches)	81%	very high
July Weather	26°C (78°F)	10 mm (0.4 inches)	79%	extreme
August Weather	25°C (78°F)	9 mm (0.3 inches)	79%	extreme
September Weather	26°C (79°F)	40 mm (1.6 inches)	77%	extreme
October Weather	26°C (80°F)	89 mm (3.5 inches)	77%	extreme
November Weather	27°C (81°F)	356 mm (14.0 inches)	78%	extreme
December Weather	27°C (81°F)	308 mm (12.1 inches)	77%	extreme