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October Weather in Dumai, Indonesia

Last updated: August 23, 2025

In Dumai, Indonesia, the average temperature in October is a warm 28°C (82°F). You'll experience a comfortable minimum of 23°C (74°F), while the mercury can rise to a scorching 35°C (95°F). Be prepared for the possibility of rain, as 285 mm (11.2 in) of precipitation may fall over 25 days. With an average humidity of 90%, staying hydrated is key to enjoying this tropical climate!

October Temperature in Dumai

In October, in Dumai, the average temperature is 28°C (82°F). Maximums can reach 35°C (95°F), and minimums can be as low as 23°C (74°F). This makes Dumai a warm and pleasant destination for travelers looking to enjoy a sunny getaway.

October Weather in Dumai: Daily Temperature Highs, Lows, and Averages

The chart illustrates October temperature patterns in Dumai, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Dumai, October typically has an average temperature of 28°C (82°F), with highs reaching up to 35°C (95°F) and lows dropping to around 23°C (74°F).
JanFebMarAprMayJunJulAugSepOctNovDec818282828382828281828181
Data source: Temperature data for Dumai 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.

October Precipitation in Dumai

In Dumai in October, the precipitation amount is 285 mm (11.2 in) occurring over 25 days.

October Precipitation Trends in Dumai

The chart displays monthly precipitation patterns in Dumai, with values for each month alongside October’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how October’s conditions compare to those of other months. In Dumai, October typically receives around 285 mm (11.2 inches) of precipitation spread over approximately 25 days.
JanFebMarAprMayJunJulAugSepOctNovDec18495226257252153145173264285381295
Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.
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October Humidity in Dumai

In Dumai in October, humidity is 90%. With an average temperature of 28°C (82°F), this humidity feels like a heavy blanket enveloping you, making travel feel stifling and exhausting, as each step feels laborious and sweat clings to your skin.

October Average Humidity in Dumai

This chart illustrates the average monthly humidity levels in Dumai, with October’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In October, average humidity in Dumai is approximately 90%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec87%81%82%84%87%88%88%90%89%90%90%90%
Data source: Humidity data for October generated using information from the Copernicus Climate Change Service.

October UV Index in Dumai

In Dumai in October, 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 Dumai, you can check here.

Maximum UV Index Levels in Dumai for October

The chart shows the monthly maximum UV Index (UVI) for Dumai in October, 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 October, the maximum UV index in Dumai typically reaches 14, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec131516151412121414141313
Data source: Dumai October 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 October Weather in Dumai Compares to Other Months

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

This table compares monthly weather conditions in Dumai, showing how October’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather27°C (82°F)184 mm (7.3 inches)87%extreme
February Weather28°C (82°F)95 mm (3.7 inches)81%extreme
March Weather28°C (83°F)226 mm (8.9 inches)82%extreme
April Weather28°C (83°F)257 mm (10.1 inches)84%extreme
May Weather28°C (83°F)252 mm (9.9 inches)87%extreme
June Weather28°C (83°F)153 mm (6.0 inches)88%extreme
July Weather28°C (82°F)145 mm (5.7 inches)88%extreme
August Weather28°C (82°F)173 mm (6.8 inches)90%extreme
September Weather27°C (82°F)264 mm (10.4 inches)89%extreme
October Weather28°C (82°F)285 mm (11.2 inches)90%extreme
November Weather27°C (81°F)381 mm (15.0 inches)90%extreme
December Weather27°C (82°F)295 mm (11.6 inches)89%extreme

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