September weather forecast and climate
La Nouvelle, Reunion

Weather in September

The first month of the spring, September, is still a pleasant month in La Nouvelle, Reunion, with average temperature varying between 21.5°C (70.7°F) and 19.1°C (66.4°F).

Temperature

In September, the average high-temperature is essentially the same as in August - a still pleasant 21.5°C (70.7°F). The average low-temperature, in September, is 19.1°C (66.4°F).

Humidity

Months with the lowest humidity in La Nouvelle are August and September, with an average relative humidity of 76%.

Rainfall

September is the month with the least rainfall. Rain falls for 14.9 days and accumulates 15mm (0.59") of precipitation.

Daylight

In La Nouvelle, the average length of the day in September is 12h.

Sunshine

The average sunshine is 8.8h.

UV index

Months with the lowest UV index are June through September, with an average maximum UV index of 5. A UV Index estimate of 3 to 5 represents a moderate health risk from unsafe exposure to the UV radiation for ordinary individuals.
Note: In September, the average maximum UV index of 5 translate into the following recommendations:
Take precautions - Protection against the skin and eye damage is obliged. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun.
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FAQ

What is the temperature in September in La Nouvelle?

The average high-temperature, in September, in La Nouvelle, Reunion, is 21.5°C (70.7°F), while the average low-temperature is 19.1°C (66.4°F).

What are the least humid months in La Nouvelle?

August and September, with an average relative humidity of 76%, are the least humid months.

What is the average humidity in September in La Nouvelle?

The average relative humidity in September in La Nouvelle, Reunion, is 76%.

How much does it rain in La Nouvelle in September?

In La Nouvelle, Reunion, during September, the rain falls for 14.9 days and regularly aggregates up to 15mm (0.59") of precipitation.

What is the driest month in La Nouvelle?

September is the month with the least rainfall in La Nouvelle. Rain falls for 14.9 days and accumulates 15mm (0.59") of precipitation.

What is the average length of the day in September in La Nouvelle?

In September, the average length of the day in La Nouvelle is 12h.

How long on average sun shines in September in La Nouvelle?

The average sunshine in September is 8.8h.

When is the lowest UV index in La Nouvelle?

Months with the lowest UV index in La Nouvelle, Reunion, are June through September, with an average maximum UV index of 5.

How high is the UV index in September in La Nouvelle?

The average daily maximum UV index in September in La Nouvelle is 5. A UV Index value of 3 to 5 symbolizes a moderate vulnerability from the exposure to the Sun's UV radiation.

Average temperature in September
La Nouvelle, Reunion

Average temperature in September - La Nouvelle, Reunion
  • Average high temperature in September: 21.5°C

The warmest month (with the highest average high temperature) is February (26.2°C).
Months with the lowest average high temperature are July and August (21.3°C).

  • Average low temperature in September: 19.1°C

The month with the highest average low temperature is February (23.9°C).
The coldest month (with the lowest average low temperature) is August (18.4°C).

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Average pressure in September
La Nouvelle, Reunion

Average pressure in September - La Nouvelle, Reunion
  • Average pressure in September: 1020.8mbar

The month with the highest atmospheric pressure is August (1021.3mbar).
The month with the lowest atmospheric pressure is February (1011mbar).

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Average wind speed in September
La Nouvelle, Reunion

Average wind speed in September - La Nouvelle, Reunion
  • Average wind speed in September: 11.1km/h

The windiest month (with the highest average wind speed) is July (13.4km/h).
The calmest month (with the lowest average wind speed) is November (9.4km/h).

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Average humidity in September
La Nouvelle, Reunion

Average humidity in September - La Nouvelle, Reunion
  • Average humidity in September: 76%

Months with the highest relative humidity are January, February and March (81%).
Months with the lowest relative humidity are August and September (76%).

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Average rainfall in September
La Nouvelle, Reunion

Average rainfall in September - La Nouvelle, Reunion
  • Average rainfall in September: 15mm

The wettest month (with the highest rainfall) is January (153mm).
The driest month (with the least rainfall) is September (15mm).

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Average rainfall days in September
La Nouvelle, Reunion

Average rainfall days in September - La Nouvelle, Reunion
  • Average rainfall days in September: 14.9 days

The month with the highest number of rainy days is March (26.1 days).
The month with the least rainy days is September (14.9 days).

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Average daylight in September /
Average sunshine in September
La Nouvelle, Reunion

Average daylight in September / Average sunshine in September - La Nouvelle, Reunion
  • Average daylight in September: 12h

The month with the longest days is December (Average daylight: 13.4h).
The month with the shortest days is June (Average daylight: 10.9h).

  • Average sunshine in September: 8.8h

The month with the most sunshine is October (Average sunshine: 10.6h).
Months with the least sunshine are June and July (Average sunshine: 6.9).

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Average sunshine days in September
La Nouvelle, Reunion

Average sunshine days in September - La Nouvelle, Reunion
  • Average sunshine days in September: 7 days

The month with the most sunshine days is July (8.8 days).
The month with the least sunshine days is February (1.3 days).

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Average UV index in September
La Nouvelle, Reunion

Average UV index in September - La Nouvelle, Reunion
  • Average UV index in September: 5

Months with the highest UV index are January, February, March, April, May, October, November and December (UV index 6).
Months with the lowest UV index are June, July, August and September (UV index 5).

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Average cloud cover in September
La Nouvelle, Reunion

Average cloud cover in September - La Nouvelle, Reunion
  • Average cloud cover in September: 28

Months with the most cloud cover are January, February and March (Cloud cover 38).
Months with the least cloud cover are June and July (Cloud cover 26).

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Average visibility in September
La Nouvelle, Reunion

Average visibility in September - La Nouvelle, Reunion
  • Average visibility in September: 10km

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

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