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September Weather in Diyag, China

Last updated: August 23, 2025

In September, the average temperature in Diyag, China is 4°C (40°F), with a chilly minimum of -15°C (4°F) and a pleasant maximum of 18°C (64°F). Expect about 64 mm (2.5 in) of precipitation over 10 days, contributing to an average humidity of 83%. Be prepared for a mix of cool and damp conditions!

September Temperature in Diyag

In September in Diyag, the average temperature is 4°C (40°F). Maximum temperatures can reach 18°C (64°F), while minimums can drop as low as -15°C (4°F). Therefore, travelers should prepare for a mix of chilly and milder weather during their visit.

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

The chart illustrates September temperature patterns in Diyag, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Diyag, September typically has an average temperature of 4°C (40°F), with highs reaching up to 18°C (64°F) and lows dropping to around -15°C (4°F).
JanFebMarAprMayJunJulAugSepOctNovDec-8-42152537464640256-9
Data source: Temperature data for Diyag 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 Diyag

In Diyag in September, the precipitation amount is 64 mm (2.5 in) over a span of 10 days.

September Precipitation Trends in Diyag

The chart displays monthly precipitation patterns in Diyag, 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 Diyag, September typically receives around 64 mm (2.5 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec564943322328797264203424
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Diyag

In Diyag in September humidity is 83%. With an average temperature of 4°C (40°F), this humidity feels like a damp chill that seeps into your bones, making travel uncomfortable and requiring you to bundle up while bracing against the heavy, cold air.

September Average Humidity in Diyag

This chart illustrates the average monthly humidity levels in Diyag, 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 Diyag is approximately 83%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec76%78%76%67%58%60%78%89%83%76%64%62%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Diyag

In Diyag 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 Diyag, you can check here.

Maximum UV Index Levels in Diyag for September

The chart shows the monthly maximum UV Index (UVI) for Diyag 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 Diyag typically reaches 14, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec910161617161616141387
Data source: Diyag 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 Diyag Compares to Other Months

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

This table compares monthly weather conditions in Diyag, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-22°C (-8°F)56 mm (2.2 inches)76%very high
February Weather-20°C (-4°F)49 mm (1.9 inches)78%very high
March Weather-16°C (3°F)43 mm (1.7 inches)76%extreme
April Weather-9°C (15°F)32 mm (1.2 inches)67%extreme
May Weather-4°C (25°F)23 mm (0.9 inches)58%extreme
June Weather3°C (37°F)28 mm (1.1 inches)60%extreme
July Weather8°C (46°F)79 mm (3.1 inches)78%extreme
August Weather8°C (47°F)72 mm (2.8 inches)89%extreme
September Weather4°C (40°F)64 mm (2.5 inches)83%extreme
October Weather-4°C (25°F)20 mm (0.8 inches)76%extreme
November Weather-15°C (6°F)34 mm (1.3 inches)63%very high
December Weather-23°C (-9°F)23 mm (0.9 inches)62%high

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