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September Weather in Namsai, China

Last updated: August 22, 2025

In September, the average temperature in Namsai, China hovers around 6°C (43°F), with lows dipping to a brisk -16°C (3°F) and highs reaching a mild 18°C (64°F). Expect about 153 mm (6.0 in) of precipitation spread over 23 days, coupled with high humidity levels at 88%. Be prepared for a mix of chilly and damp conditions!

September Temperature in Namsai

In September in Namsai, the average temperature is 6°C (43°F), with maximums reaching 18°C (64°F) and minimums dropping as low as -16°C (3°F). Travelers should be prepared for a wide range of temperatures and pack accordingly for both mild and cold conditions.

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

The chart illustrates September temperature patterns in Namsai, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Namsai, September typically has an average temperature of 6°C (43°F), with highs reaching up to 18°C (64°F) and lows dropping to around -16°C (3°F).
JanFebMarAprMayJunJulAugSepOctNovDec16132434434949432981
Data source: Temperature data for Namsai 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 Namsai

In Namsai in September, the precipitation amount is 153 mm (6.0 in) spread over 23 days.

September Precipitation Trends in Namsai

The chart displays monthly precipitation patterns in Namsai, 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 Namsai, September typically receives around 153 mm (6.0 inches) of precipitation spread over approximately 23 days.
JanFebMarAprMayJunJulAugSepOctNovDec1116222978161155163153631713
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Namsai

In Namsai in September, humidity is 88%. With an average temperature of 6°C (43°F), this humidity feels like a damp chill that seeps into your bones, making traveling uncomfortable and prompting you to seek warm shelter frequently.

September Average Humidity in Namsai

This chart illustrates the average monthly humidity levels in Namsai, 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 Namsai is approximately 88%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec68%78%72%70%81%86%87%87%88%76%69%69%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Namsai

In Namsai 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 Namsai, you can check here.

Maximum UV Index Levels in Namsai for September

The chart shows the monthly maximum UV Index (UVI) for Namsai 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 Namsai typically reaches 14, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec6101415191716151412106
Data source: Namsai 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 Namsai Compares to Other Months

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

This table compares monthly weather conditions in Namsai, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-17°C (1°F)11 mm (0.4 inches)68%high
February Weather-14°C (7°F)16 mm (0.6 inches)78%very high
March Weather-10°C (13°F)22 mm (0.9 inches)72%extreme
April Weather-4°C (24°F)29 mm (1.1 inches)70%extreme
May Weather1°C (34°F)78 mm (3.1 inches)81%extreme
June Weather6°C (43°F)161 mm (6.3 inches)86%extreme
July Weather9°C (49°F)155 mm (6.1 inches)87%extreme
August Weather9°C (49°F)163 mm (6.4 inches)87%extreme
September Weather6°C (43°F)153 mm (6.0 inches)88%extreme
October Weather-2°C (29°F)63 mm (2.5 inches)76%extreme
November Weather-13°C (8°F)17 mm (0.7 inches)69%very high
December Weather-17°C (1°F)13 mm (0.5 inches)69%high

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