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September Weather in GJam Doi, Vietnam

Last updated: August 28, 2025

In GJam Doi, Vietnam, the average temperature in September hovers around 28°C (82°F), creating a warm and inviting atmosphere. Throughout the month, you can expect temperatures to range from a comfortable 25°C (77°F) to a sizzling 33°C (92°F). However, be prepared for the wet weather, as 333 mm (13.1 in) of precipitation graces the area over 28 days, contributing to an average humidity level of 85%. Perfect for those who love a tropical vibe!

September Temperature in GJam Doi

In September in GJam Doi, the average temperature is 28°C (82°F), with maximums reaching 33°C (92°F) and minimums dropping as low as 25°C (77°F). This warm climate makes GJam Doi an ideal destination for travelers seeking sunshine and pleasant weather.

September Weather in GJam Doi: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in GJam Doi, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In GJam Doi, September typically has an average temperature of 28°C (82°F), with highs reaching up to 33°C (92°F) and lows dropping to around 25°C (77°F).
JanFebMarAprMayJunJulAugSepOctNovDec808082848483828282818180
Data source: Temperature data for GJam Doi 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 GJam Doi

In GJam Doi in September, the total precipitation amount is 333 mm (13.1 in) over the course of 28 days.

September Precipitation Trends in GJam Doi

The chart displays monthly precipitation patterns in GJam Doi, 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 GJam Doi, September typically receives around 333 mm (13.1 inches) of precipitation spread over approximately 28 days.
JanFebMarAprMayJunJulAugSepOctNovDec641930121220282277285333389275125
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in GJam Doi

In GJam Doi in September humidity is 85%. With an average temperature of 28°C (82°F), this humidity feels like a warm blanket enveloping you, making outdoor activities a sweaty endeavor and requiring frequent breaks to stay refreshed.

September Average Humidity in GJam Doi

This chart illustrates the average monthly humidity levels in GJam Doi, 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 GJam Doi is approximately 85%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec77%75%76%78%80%82%83%85%85%83%86%85%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in GJam Doi

In GJam Doi 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 GJam Doi, you can check here.

Maximum UV Index Levels in GJam Doi for September

The chart shows the monthly maximum UV Index (UVI) for GJam Doi 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 GJam Doi typically reaches 14, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec111415141413131414131111
Data source: GJam Doi 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 GJam Doi Compares to Other Months

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

This table compares monthly weather conditions in GJam Doi, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather26°C (80°F)64 mm (2.5 inches)77%extreme
February Weather27°C (80°F)19 mm (0.7 inches)75%extreme
March Weather28°C (82°F)30 mm (1.2 inches)76%extreme
April Weather29°C (84°F)121 mm (4.7 inches)78%extreme
May Weather29°C (84°F)220 mm (8.6 inches)80%extreme
June Weather28°C (83°F)282 mm (11.1 inches)82%extreme
July Weather28°C (82°F)277 mm (10.9 inches)83%extreme
August Weather28°C (82°F)285 mm (11.2 inches)85%extreme
September Weather28°C (82°F)333 mm (13.1 inches)85%extreme
October Weather27°C (81°F)389 mm (15.3 inches)83%extreme
November Weather27°C (81°F)275 mm (10.8 inches)86%extreme
December Weather27°C (80°F)125 mm (4.9 inches)85%extreme

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