September weather forecast
Nanning, China

September's arrival in Nanning signals the festive season with the Mid-Autumn Festival celebrations. With the drastic cut in rainfall to 54mm, the city sheds its wet weather blanket transitioning towards drier conditions. The decrease in humidity and rain ushers in refreshing autumnal weather, creating favourable conditions for outdoor activities. As October approaches, Nanning, China, gears up for crisp, clear skies and cooler temperatures. A noticeable decrease in rain usher in, the long-awaited pleasant fall season, characterized by brilliantly hued foliage and comfortable temperatures.

Temperature

Nanning notes an average high-temperature of a still hot 31.4°C in September, displaying minor variation from August. September nights in Nanning are marked by an average temperature drop to an agreeable 22.8°C.

Heat index

Throughout September, the heat index is calculated to be a blistering 41°C. Adopt extra preventive measures, the occurrence of heat cramps and heat exhaustion is likely. Heatstroke may follow extended activity.
The standards for the heat index are set for locations in shade and under light breezes. Under direct sunshine, the heat index values might be elevated by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'apparent temperature', blends air temperature and moisture content to represent the felt temperature to humans. The effect of weather is individual, with a variety of people experiencing it differently due to distinctions in body mass, height, and level of activity. When in direct sunlight, one should be cautious as it can raise the heat index by as much as 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical for babies and toddlers. Children typically face more danger than adults as their sweat production is usually lower. Additionally, the bigger skin surface compared to their small size and the increased heat due to their activeness exacerbate the risk.
To offset high temperatures, the human body releases sweat which, upon evaporation, cools it down. In the presence of abundant moisture in the atmosphere, the cooling process through evaporation is hindered, causing the body to feel excessively warm. As body temperatures escalate without effective heat release, one might face dehydration threats.

Humidity

The average relative humidity in September is 76%.

Rainfall

In Nanning, China, during September, the rain falls for 15.9 days and regularly aggregates up to 54mm of precipitation. In Nanning, during the entire year, the rain falls for 174.6 days and collects up to 607mm of precipitation.

Snowfall

In Nanning, snow does not fall in February through December.

Daylight

The average length of the day in September in Nanning is 12h and 17min.
On the first day of September, sunrise is at 06:28 and sunset at 19:04. On the last day of the month, sunrise is at 06:37 and sunset at 18:35 CST.

Sunshine

The month with the most sunshine is September, with an average of 8.1h of sunshine.

UV index

In September, the average daily maximum UV index in Nanning is 6. A UV Index reading of 6 to 7 represents a high health risk from unsafe exposure to UV radiation for the average person.
Note: In September, an average UV index of 6 transforms into the following instructions:
Conform to measures and uphold sun safety traditions. Warding off skin and eye harm is necessary. Stay in the shade and limit direct Sun exposure from 10 a.m. to 4 p.m., a time when UV radiation is particularly strong. Remember, however, that shade structures may not provide complete protection. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days.