September Weather in Diwek, Indonesia

Last updated: August 23, 2025

In Diwek, Indonesia during September, the average temperature is a warm 27°C (81°F), with lows reaching 19°C (67°F) and highs soaring up to 35°C (95°F). Expect light precipitation of about 23 mm (0.9 in) spread over 5 days, while the average humidity sits comfortably at 70%.

September Temperature in Diwek

In September in Diwek, the average temperature is 27°C (81°F). Maximums can reach 35°C (95°F) and minimums can be as low as 19°C (67°F). This pleasant climate makes Diwek an ideal destination for travelers seeking warm and enjoyable weather.

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

The chart illustrates September temperature patterns in Diwek, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Diwek, September typically has an average temperature of 27°C (81°F), with highs reaching up to 35°C (95°F) and lows dropping to around 19°C (67°F).

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

September Precipitation in Diwek

In Diwek in September, the precipitation amount is 23 mm (0.9 in) over the course of 5 days.

September Precipitation Trends in Diwek

The chart displays monthly precipitation patterns in Diwek, 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 Diwek, September typically receives around 23 mm (0.9 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 Diwek

In Diwek in September humidity is 70%. With an average temperature of 27°C (81°F), this humidity feels like a warm embrace that clings to the skin, making it essential to stay hydrated and plan for plenty of shade while exploring the vibrant sights and sounds.

September Average Humidity in Diwek

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

In Diwek 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 Diwek, you can check here.

Maximum UV Index Levels in Diwek for September

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

Data source: Diwek 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 Diwek Compares to Other Months

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

This table compares monthly weather conditions in Diwek, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	26°C (80°F)	267 mm (10.5 inches)	82%	extreme
February Weather	26°C (79°F)	321 mm (12.7 inches)	86%	extreme
March Weather	27°C (80°F)	310 mm (12.2 inches)	84%	extreme
April Weather	27°C (81°F)	208 mm (8.2 inches)	80%	extreme
May Weather	27°C (81°F)	69 mm (2.7 inches)	81%	extreme
June Weather	27°C (80°F)	53 mm (2.1 inches)	81%	very high
July Weather	26°C (79°F)	18 mm (0.7 inches)	78%	extreme
August Weather	26°C (79°F)	11 mm (0.4 inches)	74%	extreme
September Weather	27°C (81°F)	23 mm (0.9 inches)	70%	extreme
October Weather	28°C (82°F)	72 mm (2.8 inches)	72%	extreme
November Weather	28°C (82°F)	184 mm (7.2 inches)	73%	extreme
December Weather	27°C (81°F)	290 mm (11.4 inches)	75%	extreme