September weather forecast
Mông Dương, Vietnam

September

Weather in September

The first month of the autumn, September, is also a moderately hot month in Mông Dương, Vietnam, with an average temperature varying between 29.8°C (85.6°F) and 26.1°C (79°F).

Temperature

Mông Dương greets September with an average high-temperature of a moderately hot 29.8°C (85.6°F), marking a slight deviation from the preceding month. The temperature during September nights demonstrates a small drop from the daytime highs, settling to an average of 26.1°C (79°F).

Heat index

In September, the average heat index is evaluated at a very hot 36°C (96.8°F). Incorporate additional preventive steps, heat exhaustion and heat cramps are possible. Long-lasting activity may cause heatstroke.
Heat index specifics point out values are for conditions of shade and a slight breeze. When under direct sunshine, the heat index may be elevated by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'felt air temperature', reflects the feeling of heat when considering both air temperature and humidity. The individual's impression of temperature can be shaped by additional aspects such as metabolic variations, physical activity, and clothing. When you're directly under the sun's rays, remember that the heat index may surge by 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially vital to children. Children often lack awareness of the importance of taking breaks and rehydrating. The feeling of thirst is a late indication of dehydration, so maintaining hydration, especially during long periods of physical activity, is critical.
One way the human body deals with excessive warmth is by perspiring and allowing sweat to evaporate. Under conditions of high temperature and humidity (enhanced heat index), sweat production is compromised, exacerbating the sensation of warmth. Excessive heat that's not properly managed leads to increased body temperatures and resultant health issues.

Humidity

In Mông Dương, the average relative humidity in September is 77%.

Rainfall

In September, in Mông Dương, the rain falls for 18.3 days. Throughout September, 137mm (5.39") of precipitation is accumulated. Throughout the year, there are 209.3 rainfall days, and 1269mm (49.96") of precipitation is accumulated.

Daylight

The average length of the day in September is 12h and 16min.
On the first day of September, sunrise is at 05:34 and sunset at 18:06. On the last day of the month, sunrise is at 05:41 and sunset at 17:39 +07.

Sunshine

In September, the average sunshine is 9.1h.

UV index

May through September, with an average maximum UV index of 7, are months with the highest UV index in Mông Dương. A UV Index of 6 to 7 symbolizes a high health hazard from unsafe exposure to UV radiation for the ordinary person.
Note: The UV index of 7 during September leads to these advisories:
Sidestep overexposure. Individuals with fair complexions risk burning in fewer than 20 minutes. Avoid direct sunlight between the hours of 10 a.m. and 4 p.m., when UV radiation is at its peak. Keep in mind that shade structures may not provide complete protection. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation.

Frequently asked questions

How hot is it in September?
In Mông Dương, in September, the average high-temperature is 29.8°C (85.6°F), and the average low-temperature is 26.1°C (79°F). The average heat index (a.k.a. 'feels like', 'apparent temperature'), which combines relative humidity and air temperature, in September is evaluated at 36°C (96.8°F).
What is the average humidity in September?
In September, the average relative humidity is 77%.
How many days does it rain in September?
In September, the rain falls for 18.3 days. Throughout September, 137mm (5.39") of precipitation is accumulated.
What is the average length of the day in September?
In Mông Dương, 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 05:34 and sunset at 18:06. On the last day of the month, sunrise is at 05:41 and sunset at 17:39 +07.
How long on average sun shines in September in Mông Dương?
The average sunshine duration in September is 9.1h.
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.
What is the UV index intensity in September?
The average daily maximum UV index in September is 7. A UV Index estimate of 6 to 7 represents a high hazard to health from exposure to the Sun's UV radiation.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in September - Mông Dương, Vietnam
Average temperature in September
Mông Dương, Vietnam
  • Average high temperature in September: 29.8°C

The warmest months (with the highest average high temperature) are July and August (30.2°C).
The month with the lowest average high temperature is January (18.5°C).

  • Average low temperature in September: 26.1°C

The month with the highest average low temperature is July (27.4°C).
The coldest month (with the lowest average low temperature) is January (15.4°C).

Average pressure in September - Mông Dương, Vietnam
Average pressure in September
Mông Dương, Vietnam
  • Average pressure in September: 1007.7mbar

The month with the highest atmospheric pressure is January (1019.2mbar).
The month with the lowest atmospheric pressure is June (1002.8mbar).

Average wind speed in September - Mông Dương, Vietnam
Average wind speed in September
Mông Dương, Vietnam
  • Average wind speed in September: 12km/h

The windiest month (with the highest average wind speed) is January (14.4km/h).
The calmest month (with the lowest average wind speed) is April (10.9km/h).

Average humidity in September - Mông Dương, Vietnam
Average humidity in September
Mông Dương, Vietnam
  • Average humidity in September: 77%

The month with the highest relative humidity is April (85%).
The month with the lowest relative humidity is December (73%).

Average rainfall in September - Mông Dương, Vietnam
Average rainfall in September
Mông Dương, Vietnam
  • Average rainfall in September: 137mm

The wettest month (with the highest rainfall) is August (270mm).
The driest month (with the least rainfall) is December (25mm).

Average rainfall days in September - Mông Dương, Vietnam
Average rainfall days in September
Mông Dương, Vietnam
  • Average rainfall days in September: 18.3 days

The month with the highest number of rainy days is July (26.5 days).
The month with the least rainy days is November (10.3 days).

Average daylight in September / Average sunshine in September - Mông Dương, Vietnam
Average daylight in September /
Average sunshine in September
Mông Dương, 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 - Mông Dương, Vietnam
Average sunshine days in September
Mông Dương, Vietnam
  • Average sunshine days in September: 9.3 days

The month with the most sunshine days is December (16.4 days).
The month with the least sunshine days is July (3.3 days).

Average UV index in September - Mông Dương, Vietnam
Average UV index in September
Mông Dương, 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 - Mông Dương, Vietnam
Average cloud cover in September
Mông Dương, Vietnam
  • Average cloud cover in September: 32

The month with the most cloud cover is March (Cloud cover 66).
The month with the least cloud cover is September (Cloud cover 32).

Average visibility in September - Mông Dương, Vietnam
Average visibility in September
Mông Dương, Vietnam
  • Average visibility in September: 10km

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

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