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September Weather in Geser, Indonesia

Last updated: August 23, 2025

In September, the average temperature in Geser, Indonesia reaches a warm 26°C (79°F), with lows of 24°C (75°F) and highs of 28°C (82°F). Expect a humid atmosphere with an average humidity of 82%. Be prepared for some rain, as the region typically experiences 152 mm (6.0 in) of precipitation spread over approximately 23 days.

September Temperature in Geser

In September in Geser, the average temperature is 26°C (79°F). Maximums can reach 28°C (82°F), while minimums can drop to as low as 24°C (75°F). This mild and pleasant weather makes it an ideal destination for travelers seeking a comfortable climate.

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

The chart illustrates September temperature patterns in Geser, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Geser, September typically has an average temperature of 26°C (79°F), with highs reaching up to 28°C (82°F) and lows dropping to around 24°C (75°F).
JanFebMarAprMayJunJulAugSepOctNovDec828282818180797979818282
Data source: Temperature data for Geser 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 Geser

In Geser in September, the precipitation amount reaches 152 mm (6.0 in) over the course of 23 days.

September Precipitation Trends in Geser

The chart displays monthly precipitation patterns in Geser, 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 Geser, September typically receives around 152 mm (6.0 inches) of precipitation spread over approximately 23 days.
JanFebMarAprMayJunJulAugSepOctNovDec147141229279327288226151152117143214
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Geser

In Geser in September, humidity is 82%. With an average temperature of 26°C (79°F), this humidity feels like a warm blanket that envelops you, making outdoor activities feel more taxing and requiring frequent breaks to stay hydrated.

September Average Humidity in Geser

This chart illustrates the average monthly humidity levels in Geser, 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 Geser is approximately 82%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec76%79%78%79%77%81%84%85%82%82%78%75%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Geser

In Geser 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 Geser.

Maximum UV Index Levels in Geser for September

The chart shows the monthly maximum UV Index (UVI) for Geser 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 Geser typically reaches 15, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec151617161311121315161514
Data source: Geser 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 Geser Compares to Other Months

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

This table compares monthly weather conditions in Geser, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather28°C (82°F)147 mm (5.8 inches)76%extreme
February Weather28°C (82°F)140 mm (5.5 inches)79%extreme
March Weather28°C (82°F)229 mm (9.0 inches)78%extreme
April Weather27°C (82°F)279 mm (11.0 inches)79%extreme
May Weather27°C (81°F)327 mm (12.9 inches)77%extreme
June Weather27°C (80°F)288 mm (11.3 inches)81%extreme
July Weather26°C (79°F)226 mm (8.9 inches)84%extreme
August Weather26°C (79°F)151 mm (6.0 inches)85%extreme
September Weather26°C (79°F)152 mm (6.0 inches)82%extreme
October Weather27°C (81°F)117 mm (4.6 inches)82%extreme
November Weather28°C (82°F)143 mm (5.6 inches)78%extreme
December Weather28°C (82°F)214 mm (8.4 inches)75%extreme

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