September weather forecast
Thai Nguyen, Vietnam

The first month of the autumn, September, is still a tropical month in Thai Nguyen, Vietnam, with an average temperature varying between 30.9°C (87.6°F) and 23°C (73.4°F).

Temperature

The shift into September uncovers an average high-temperature of a still hot 30.9°C (87.6°F), subtly different from the previous month. Thai Nguyen's temperature lowers to a mean of 23°C (73.4°F) during the nights in September.

Heat index

Throughout September, the heat index is appraised at a blistering 41°C (105.8°F). Take more caution, heat exhaustion and heat cramps may occur. Long-lasting activity may cause heatstroke.
The heat index's values are generally associated with conditions in shade and light breezes. Direct sunlight might lead to a heat index increase by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'feels like', is a value derived by merging air temperature with the humidity to convey how the climate feels. The impact of weather is personal, differing among a variety of people based on differences in body mass, height, and the level of physical exertion. Keep in mind that direct sunshine exposure can amplify the weather's effects, possibly increasing the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are of high significance for children. Children frequently do not comprehend the need for rest and hydration. Thirst is an advanced stage of dehydration - staying hydrated, especially during extended physical exercises, is essential.
The human body normally cools itself by perspiration, as evaporated sweat carries heat away from the body. When the air holds a significant amount of moisture, the efficiency of the evaporation process is decreased, preventing the body from cooling down efficiently, leading to the sensation of overheating. Should the body fail to balance its heat gain, the escalating temperature poses health challenges.

Humidity

In Thai Nguyen, Vietnam, the average relative humidity in September is 81%.

Rainfall

In Thai Nguyen, in September, during 22.6 rainfall days, 150mm (5.91") of precipitation is typically accumulated. In Thai Nguyen, during the entire year, the rain falls for 236.7 days and collects up to 1204mm (47.4") of precipitation.

Daylight

In Thai Nguyen, the average length of the day in September is 12h and 16min.
On the first day of September in Thai Nguyen, sunrise is at 05:39 and sunset at 18:13. On the last day of the month, sunrise is at 05:47 and sunset at 17:45 +07.

Sunshine

The average sunshine in September is 8.7h.

UV index

May through September, with an average maximum UV index of 7, are months with the highest UV index. A UV Index reading of 6 to 7 represents a high health hazard from exposure to the Sun's UV rays for the average person.
Note: A typical high UV index of 7 in September suggests the following recommendations:
Ward off overexposure. Defence against solar harm is crucial. Stay out of direct sunlight between 10 a.m. and 4 p.m., when UV radiation is most intense, and remember that not all shade structures provide complete protection. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck.