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September Weather in Rokan, Indonesia

Last updated: August 23, 2025

In September, the average temperature in Rokan, Indonesia hovers around 26°C (79°F), offering a mild and pleasant climate. However, temperatures can range from a comfortable 19°C (67°F) at their lowest to a warm 34°C (93°F) at their peak. Be prepared for some rain, with an average precipitation total of 216 mm (8.5 in) spread over 26 days. Humidity levels are notably high, averaging 89%, creating a tropical feel to the atmosphere.

September Temperature in Rokan

In September in Rokan, the average temperature is 26°C (79°F). Maximums can reach 34°C (93°F) and minimums can be as low as 19°C (67°F). This pleasant warm climate makes Rokan an ideal destination for outdoor activities and exploration during this time.

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

The chart illustrates September temperature patterns in Rokan, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Rokan, September typically has an average temperature of 26°C (79°F), with highs reaching up to 34°C (93°F) and lows dropping to around 19°C (67°F).
JanFebMarAprMayJunJulAugSepOctNovDec787879798079797978797878
Data source: Temperature data for Rokan 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.

September Precipitation in Rokan

In Rokan in September, the total precipitation amount is 216 mm (8.5 in) spread over the course of 26 days.

September Precipitation Trends in Rokan

The chart displays monthly precipitation patterns in Rokan, 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 Rokan, September typically receives around 216 mm (8.5 inches) of precipitation spread over approximately 26 days.
JanFebMarAprMayJunJulAugSepOctNovDec202177224271250164144188216253324282
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Rokan

In Rokan in September, humidity is 89%. With an average temperature of 26°C (79°F), this humidity feels like walking through a warm, thick blanket, making it feel much hotter and more exhausting for traveling, as every step seems to weigh you down in the muggy air.

September Average Humidity in Rokan

This chart illustrates the average monthly humidity levels in Rokan, 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 Rokan is approximately 89%, 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 September generated using information from the Copernicus Climate Change Service.

September UV Index in Rokan

In Rokan in September, the maximum UV index reaches an alarming 15, which falls into the extreme Exposure Category. With a time to burn of just 10 minutes, it's crucial to take precautions. For detailed information, you can check the Hourly UV Index in Rokan.

Maximum UV Index Levels in Rokan for September

The chart shows the monthly maximum UV Index (UVI) for Rokan 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 Rokan typically reaches 15, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec141516161512131415151414
Data source: Rokan 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 Rokan Compares to Other Months

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

This table compares monthly weather conditions in Rokan, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather25°C (78°F)202 mm (7.9 inches)87%extreme
February Weather26°C (78°F)177 mm (7.0 inches)81%extreme
March Weather26°C (79°F)224 mm (8.8 inches)82%extreme
April Weather26°C (79°F)271 mm (10.7 inches)84%extreme
May Weather26°C (80°F)250 mm (9.8 inches)87%extreme
June Weather26°C (79°F)164 mm (6.5 inches)88%extreme
July Weather26°C (79°F)144 mm (5.7 inches)88%extreme
August Weather26°C (79°F)188 mm (7.4 inches)90%extreme
September Weather26°C (79°F)216 mm (8.5 inches)89%extreme
October Weather26°C (79°F)253 mm (10.0 inches)90%extreme
November Weather26°C (78°F)324 mm (12.8 inches)90%extreme
December Weather26°C (78°F)282 mm (11.1 inches)89%extreme

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