September weather forecast
Bãi Thảo, Vietnam

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Weather in September

September, the first month of the autumn in Bãi Thảo, is still a tropical month, with an average temperature ranging between min 23.8°C (74.8°F) and max 31.5°C (88.7°F).

Temperature

With the advent of September, Bãi Thảo's high-temperatures adjust to a still tropical 31.5°C (88.7°F), closely aligning with the preceding month. September witnesses an average nighttime temperature of 23.8°C (74.8°F).

Heat index

For most parts of September, the heat index is appraised at a blisteringly hot 42°C (107.6°F). Take more preventive steps, risk of heat exhaustion and heat cramps is elevated. Long activity may culminate in heatstroke.
Heat index values are typically calculated for conditions of shade and a light breeze. Heat index values have the potential to be boosted by 15 Fahrenheit (8 Celsius) degrees due to direct sunlight.
Note: The heat index, also known as 'real feel' or 'felt air temperature', reflects the blend of air temperature and relative humidity to give a temperature impression. Additional factors encompassing metabolic differences, the level of physical activity, and clothing can impact the individual's perception of temperature. It is essential to be conscious of the fact that direct sunlight can intensify the felt heat, leading to an elevation in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are largely significant for babies and toddlers. Juveniles often do not understand the need to recuperate and rehydrate. Thirst is a delayed symptom of dehydration - hence, it is vital to maintain hydration, particularly during ongoing physical activities.
The human body cools itself through perspiration, as excessive warmth is removed from the body through sweat evaporation. Higher relative humidity impedes evaporation, thus reducing heat dispersion from the body, culminating in a sensation of overheating. When heat gain exceeds the level the body can remove, body temperature begins to rise, and heat-related illnesses and disorders may develop.

Humidity

The average relative humidity in September in Bãi Thảo is 79%.

Rainfall

In September, the rain falls for 14.4 days. Throughout September, 37mm (1.46") of precipitation is accumulated. Throughout the year, there are 165.7 rainfall days, and 431mm (16.97") of precipitation is accumulated.

Daylight

In Bãi Thảo, the average length of the day in September is 12h and 16min.
On the first day of the month, sunrise is at 05:38 and sunset at 18:10. On the last day of September, sunrise is at 05:45 and sunset at 17:43 +07.

Sunshine

The average sunshine in September in Bãi Thảo is 9.2h.

UV index

May through September, with an average maximum UV index of 7, are months with the highest UV index. A UV Index of 6 to 7 symbolizes a high health hazard from unsafe exposure to UV radiation for the ordinary person.
Note: A maximum high daily UV index of 7 during September translates into the following directions:
Incorporate safeguards and honour sun safety principles. Protection from skin and eye damage is obligatory. Attempt to stay under shade and limit exposure to the Sun between 10 a.m. and 4 p.m., when UV radiation is at its peak. Remember, devices such as parasols or canopies might not provide complete sun protection. Opt for tightly woven and loose clothing to enhance protection from the Sun.

Frequently asked questions

How hot is it in September?

September temperatures vary between a high-temperature of 31.5°C (88.7°F) and a low-temperature of 23.8°C (74.8°F). In September, the average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which represents the influence of relative humidity on air temperature, is appraised at 42°C (107.6°F).

What is the average humidity in September?

The average relative humidity in September is 79%.

How many days does it rain in September?

In Bãi Thảo, in September, it is raining for 14.4 days, with typically 37mm (1.46") of accumulated precipitation.

How many hours of daylight does Bãi Thảo have in September?

In Bãi Thảo, the average day length in September is 12h and 16min.

What time are sunrise and sunset in September?

On the first day of September, sunrise is at 05:38 and sunset at 18:10. On the last day of the month, sunrise is at 05:45 and sunset at 17:43 +07.

How many hours of sunshine does Bãi Thảo have in September?

In Bãi Thảo, the average sunshine duration in September is 9.2h.

What is the month with the highest UV index?

The months with the highest UV index are May through September, with an average maximum UV index of 7.

How high is the UV index in September?

In September, the average daily maximum UV index is 7. A UV Index value of 6 to 7 symbolizes a high health threat from unsafe exposure to Sun's UV rays.

Average temperature in September
Bãi Thảo, Vietnam

Average temperature in September - Bãi Thảo, Vietnam
  • Average high temperature in September: 31.5°C

The warmest month (with the highest average high temperature) is June (34.3°C).
The month with the lowest average high temperature is January (19.9°C).

  • Average low temperature in September: 23.8°C

The month with the highest average low temperature is June (26.3°C).
The coldest month (with the lowest average low temperature) is January (13.8°C).

Average pressure in September
Bãi Thảo, Vietnam

Average pressure in September - Bãi Thảo, Vietnam
  • Average pressure in September: 1008.4mbar

The month with the highest atmospheric pressure is January (1019.4mbar).
The month with the lowest atmospheric pressure is June (1002.8mbar).

Average wind speed in September
Bãi Thảo, Vietnam

Average wind speed in September - Bãi Thảo, Vietnam
  • Average wind speed in September: 7.5km/h

The windiest month (with the highest average wind speed) is March (10.1km/h).
The calmest month (with the lowest average wind speed) is August (7.4km/h).

Average humidity in September
Bãi Thảo, Vietnam

Average humidity in September - Bãi Thảo, Vietnam
  • Average humidity in September: 79%

The month with the highest relative humidity is August (81%).
The month with the lowest relative humidity is December (69%).

Average rainfall in September
Bãi Thảo, Vietnam

Average rainfall in September - Bãi Thảo, Vietnam
  • Average rainfall in September: 37mm

The wettest month (with the highest rainfall) is August (82mm).
The driest month (with the least rainfall) is February (11mm).

Average rainfall days in September
Bãi Thảo, Vietnam

Average rainfall days in September - Bãi Thảo, Vietnam
  • Average rainfall days in September: 14.4 days

The month with the highest number of rainy days is July (21.3 days).
The month with the least rainy days is November (8.3 days).

Average daylight in September /
Average sunshine in September
Bãi Thảo, Vietnam

Average daylight in September / Average sunshine in September - Bãi Thảo, Vietnam
  • Average daylight in September: 12h and 2min

The month with the longest days is June (Average daylight: 13h and 24min).
The month with the shortest days is December (Average daylight: 10h and 54min).

  • Average sunshine in September: 9h and 1min

The month with the most sunshine is June (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).

Average sunshine days in September
Bãi Thảo, Vietnam

Average sunshine days in September - Bãi Thảo, Vietnam
  • Average sunshine days in September: 13.6 days

The month with the most sunshine days is November (19.1 days).
The month with the least sunshine days is July (8.9 days).

Average UV index in September
Bãi Thảo, Vietnam

Average UV index in September - Bãi Thảo, Vietnam
  • Average UV index in September: 7

The months with the highest UV index are May, June, July, August and September (UV index 7).
The months with the lowest UV index are January and December (UV index 4).

Average cloud cover in September
Bãi Thảo, Vietnam

Average cloud cover in September - Bãi Thảo, Vietnam
  • Average cloud cover in September: 37

The month with the most cloud cover is March (Cloud cover 65).
The month with the least cloud cover is September (Cloud cover 37).

Average visibility in September
Bãi Thảo, Vietnam

Average visibility in September - Bãi Thảo, Vietnam
  • Average visibility in September: 9km

The months with the highest visibility are June, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, July, August and September (9km).

Bãi Thảo, Vietnam

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