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September Weather in Hop Hoa, Vietnam

Last updated: August 28, 2025

In September, the average temperature in Hop Hoa, Vietnam hovers around 28°C (82°F), with a range that can drop to a minimum of 21°C (70°F) and soar up to a maximum of 36°C (97°F). Expect 285 mm (11.2 in) of precipitation spread over 23 days, contributing to an average humidity of 82%. Prepare for a warm and humid month ahead!

September Temperature in Hop Hoa

In September in Hop Hoa, the average temperature is a warm 28°C (82°F). Maximum temperatures can reach up to 36°C (97°F), while the minimum can drop to a comfortable 21°C (70°F). This climate makes Hop Hoa an ideal destination for travelers seeking pleasant weather during their visit.

September Weather in Hop Hoa: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Hop Hoa, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Hop Hoa, September typically has an average temperature of 28°C (82°F), with highs reaching up to 36°C (97°F) and lows dropping to around 21°C (70°F).
JanFebMarAprMayJunJulAugSepOctNovDec636571758185848382767264
Data source: Temperature data for Hop Hoa 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 Hop Hoa

In Hop Hoa in September, the total precipitation amount is 285 mm (11.2 in), falling over the course of 23 days.

September Precipitation Trends in Hop Hoa

The chart displays monthly precipitation patterns in Hop Hoa, 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 Hop Hoa, September typically receives around 285 mm (11.2 inches) of precipitation spread over approximately 23 days.
JanFebMarAprMayJunJulAugSepOctNovDec5735691402032573224572852364439
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Hop Hoa

In Hop Hoa in September humidity is 82%. With an average temperature of 28°C (82°F), this humidity feels like walking through a warm, dense blanket, making outdoor activities a challenge and necessitating frequent breaks to stay hydrated.

September Average Humidity in Hop Hoa

This chart illustrates the average monthly humidity levels in Hop Hoa, 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 Hop Hoa 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 Hop Hoa

In Hop Hoa 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 Hop Hoa.

Maximum UV Index Levels in Hop Hoa for September

The chart shows the monthly maximum UV Index (UVI) for Hop Hoa 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 Hop Hoa typically reaches 13, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec810121213131313131197
Data source: Hop Hoa 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 Hop Hoa Compares to Other Months

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

This table compares monthly weather conditions in Hop Hoa, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather17°C (64°F)57 mm (2.2 inches)66%very high
February Weather18°C (65°F)35 mm (1.4 inches)71%very high
March Weather22°C (72°F)69 mm (2.7 inches)69%extreme
April Weather24°C (76°F)140 mm (5.5 inches)64%extreme
May Weather27°C (82°F)203 mm (8.0 inches)73%extreme
June Weather30°C (86°F)257 mm (10.1 inches)81%extreme
July Weather29°C (85°F)322 mm (12.7 inches)90%extreme
August Weather29°C (84°F)457 mm (18.0 inches)89%extreme
September Weather28°C (82°F)285 mm (11.2 inches)82%extreme
October Weather25°C (77°F)236 mm (9.3 inches)77%extreme
November Weather22°C (72°F)44 mm (1.7 inches)72%very high
December Weather18°C (64°F)38 mm (1.5 inches)71%high

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