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September Weather in Yisa, China

Last updated: August 23, 2025

In September, the average temperature in Yisa, China is a pleasant 22°C (73°F). Expect a range between a cool 14°C (57°F) and a warm 31°C (89°F). However, be prepared for 139 mm (5.5 in) of precipitation over 22 days, contributing to an average humidity of 82%.

September Temperature in Yisa

In September in Yisa, the average temperature is 22°C (73°F). Maximums can reach 31°C (89°F), and minimums can be as low as 14°C (57°F). This pleasant climate makes Yisa an ideal destination for outdoor activities and sightseeing during this time of year.

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

The chart illustrates September temperature patterns in Yisa, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Yisa, September typically has an average temperature of 22°C (73°F), with highs reaching up to 31°C (89°F) and lows dropping to around 14°C (57°F).
JanFebMarAprMayJunJulAugSepOctNovDec575864677274737472686357
Data source: Temperature data for Yisa 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 Yisa

In Yisa in September, the total precipitation amount is 139 mm (5.5 in) spread over 22 days.

September Precipitation Trends in Yisa

The chart displays monthly precipitation patterns in Yisa, 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 Yisa, September typically receives around 139 mm (5.5 inches) of precipitation spread over approximately 22 days.
JanFebMarAprMayJunJulAugSepOctNovDec81781171761552352652401391356878
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Yisa

In Yisa in September, humidity is 82%. With an average temperature of 22°C (73°F), this humidity feels like a warm, heavy embrace, making traveling feel sticky and draining, but the tropical atmosphere also brings a lush vibrancy to the surroundings.

September Average Humidity in Yisa

This chart illustrates the average monthly humidity levels in Yisa, 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 Yisa is approximately 82%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec55%61%48%40%56%80%90%90%82%72%73%67%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Yisa

In Yisa 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 Yisa, you can check here.

Maximum UV Index Levels in Yisa for September

The chart shows the monthly maximum UV Index (UVI) for Yisa 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 Yisa typically reaches 14, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec810121315151514141298
Data source: Yisa 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 Yisa Compares to Other Months

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

This table compares monthly weather conditions in Yisa, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather14°C (57°F)81 mm (3.2 inches)55%very high
February Weather14°C (58°F)78 mm (3.1 inches)61%very high
March Weather18°C (64°F)117 mm (4.6 inches)48%extreme
April Weather20°C (68°F)176 mm (6.9 inches)40%extreme
May Weather22°C (72°F)155 mm (6.1 inches)56%extreme
June Weather23°C (74°F)235 mm (9.3 inches)80%extreme
July Weather23°C (74°F)265 mm (10.4 inches)90%extreme
August Weather23°C (74°F)240 mm (9.5 inches)90%extreme
September Weather22°C (73°F)139 mm (5.5 inches)82%extreme
October Weather20°C (68°F)135 mm (5.3 inches)72%extreme
November Weather17°C (63°F)68 mm (2.7 inches)73%very high
December Weather14°C (57°F)78 mm (3.1 inches)66%very high

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