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September Weather in Yen Dinh, Vietnam

Last updated: August 28, 2025

In September, the average temperature in Yen Dinh, Vietnam sits comfortably at 29°C (84°F). Expect to experience a range from a cozy 23°C (74°F) at night to a warm 35°C (94°F) during the day. However, be prepared for some rain—historically, 278 mm (10.9 in) of precipitation falls over 22 days, accompanied by a notable average humidity of 82%. Embrace the tropical vibe!

September Temperature in Yen Dinh

In September in Yen Dinh, the average temperature is 29°C (84°F). Maximums can reach 35°C (94°F), and minimums can be as low as 23°C (74°F). This favorable climate makes Yen Dinh an ideal destination for travelers seeking warm weather adventures.

September Weather in Yen Dinh: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Yen Dinh, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Yen Dinh, September typically has an average temperature of 29°C (84°F), with highs reaching up to 35°C (94°F) and lows dropping to around 23°C (74°F).
JanFebMarAprMayJunJulAugSepOctNovDec656672768288868584787367
Data source: Temperature data for Yen Dinh 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 Yen Dinh

In Yen Dinh in September, the precipitation amount is 278 mm (10.9 in) spread over 22 days.

September Precipitation Trends in Yen Dinh

The chart displays monthly precipitation patterns in Yen Dinh, 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 Yen Dinh, September typically receives around 278 mm (10.9 inches) of precipitation spread over approximately 22 days.
JanFebMarAprMayJunJulAugSepOctNovDec362650861471182963772783027145
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Yen Dinh

In Yen Dinh in September humidity is 82%. With an average temperature of 29°C (84°F), this humidity feels like a heavy blanket wrapping around you, making sightseeing ventures feel more exhausting and requiring frequent breaks to stay hydrated.

September Average Humidity in Yen Dinh

This chart illustrates the average monthly humidity levels in Yen Dinh, 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 Yen Dinh is approximately 82%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec66%71%69%64%73%81%90%89%82%77%72%71%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Yen Dinh

In Yen Dinh in September, the maximum UV index reaches 13, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's crucial to take protective measures. For detailed information, you can check the Hourly UV Index in Yen Dinh.

Maximum UV Index Levels in Yen Dinh for September

The chart shows the monthly maximum UV Index (UVI) for Yen Dinh 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 Yen Dinh typically reaches 13, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec810121313131414131297
Data source: Yen Dinh 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 Yen Dinh Compares to Other Months

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

This table compares monthly weather conditions in Yen Dinh, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather19°C (66°F)36 mm (1.4 inches)66%very high
February Weather19°C (67°F)26 mm (1.0 inches)71%very high
March Weather22°C (72°F)50 mm (2.0 inches)69%extreme
April Weather24°C (76°F)86 mm (3.4 inches)64%extreme
May Weather28°C (83°F)147 mm (5.8 inches)73%extreme
June Weather31°C (88°F)118 mm (4.6 inches)81%extreme
July Weather30°C (87°F)296 mm (11.7 inches)90%extreme
August Weather30°C (86°F)377 mm (14.9 inches)89%extreme
September Weather29°C (84°F)278 mm (10.9 inches)82%extreme
October Weather26°C (78°F)302 mm (11.9 inches)77%extreme
November Weather23°C (74°F)71 mm (2.8 inches)72%very high
December Weather19°C (67°F)45 mm (1.8 inches)71%high

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