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September Weather in Sumdo, China

Last updated: August 22, 2025

In September, the average temperature in Sumdo, China hovers around 9°C (49°F). This month can bring quite a variety, with temperatures dipping as low as -2°C (28°F) and rising to a pleasant 22°C (72°F). Expect 100 mm (3.9 in) of precipitation over approximately 17 days, accompanied by a high average humidity of 88%. Get ready for a month of diverse weather conditions!

September Temperature in Sumdo

In September in Sumdo, the average temperature is 9°C (49°F), with maximums reaching up to 22°C (72°F) and minimums dropping as low as -2°C (28°F). Pack layers to accommodate the wide range of temperatures for a comfortable travel experience.

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

The chart illustrates September temperature patterns in Sumdo, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Sumdo, September typically has an average temperature of 9°C (49°F), with highs reaching up to 22°C (72°F) and lows dropping to around -2°C (28°F).
JanFebMarAprMayJunJulAugSepOctNovDec162030384551565548382517
Data source: Temperature data for Sumdo 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 Sumdo

In Sumdo in September, the precipitation amount is 100 mm (3.9 in) over the course of 17 days.

September Precipitation Trends in Sumdo

The chart displays monthly precipitation patterns in Sumdo, 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 Sumdo, September typically receives around 100 mm (3.9 inches) of precipitation spread over approximately 17 days.
JanFebMarAprMayJunJulAugSepOctNovDec6919467312610012910051126
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Sumdo

In Sumdo in September, humidity is 88%. With an average temperature of 9°C (49°F), this humidity feels like a damp chill that seeps into your bones, making traveling uncomfortable and requiring extra layers to stay warm and dry.

September Average Humidity in Sumdo

This chart illustrates the average monthly humidity levels in Sumdo, 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 Sumdo is approximately 88%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec77%83%79%73%79%84%86%89%88%86%80%76%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Sumdo

In Sumdo in September, the maximum UV index is 12, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, underscoring the importance of sun protection. For detailed information, you can check the Hourly UV Index in Sumdo.

Maximum UV Index Levels in Sumdo for September

The chart shows the monthly maximum UV Index (UVI) for Sumdo 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 Sumdo typically reaches 12, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec469121415141312964
Data source: Sumdo 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 Sumdo Compares to Other Months

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

This table compares monthly weather conditions in Sumdo, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-9°C (16°F)6 mm (0.2 inches)77%moderate
February Weather-6°C (21°F)9 mm (0.3 inches)83%high
March Weather-1°C (31°F)19 mm (0.8 inches)79%very high
April Weather3°C (38°F)46 mm (1.8 inches)73%extreme
May Weather7°C (45°F)73 mm (2.9 inches)79%extreme
June Weather11°C (51°F)126 mm (4.9 inches)84%extreme
July Weather13°C (56°F)100 mm (3.9 inches)86%extreme
August Weather13°C (55°F)129 mm (5.1 inches)89%extreme
September Weather9°C (49°F)100 mm (3.9 inches)88%extreme
October Weather3°C (38°F)51 mm (2.0 inches)86%very high
November Weather-4°C (26°F)12 mm (0.5 inches)80%high
December Weather-8°C (17°F)6 mm (0.2 inches)76%moderate

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