September weather forecast and climate
Nosy-Varika, Madagascar

Weather in September

September, the first month of the spring, in Nosy-Varika, is also a moderately hot month, with temperature in the range of an average low of 19.8°C (67.6°F) and an average high of 24.2°C (75.6°F).

Temperature

In September, the average high-temperature is essentially the same as in August - a still moderately hot 24.2°C (75.6°F). In Nosy-Varika, the average low-temperature is 19.8°C (67.6°F).

Humidity

Months with the lowest humidity are August and September, with an average relative humidity of 78%.

Rainfall

The month with the least rainfall in Nosy-Varika is September when the rain falls for 14.3 days and typically collects 37mm (1.46") of precipitation.

Sea temperature

With an average sea temperature of 24.3°C (75.7°F), September is the month with the coldest seawater in Nosy-Varika.
Note: Depending on a person's sensitivity to cold, with regards to sunshine, wind, and air temperature, a quick swim in 24.3°C (75.7°F) water may be enjoyable. (FYI: The official water temperature required for the Olympic swimming competition is 25°C (77°F) to 28°C (82.4°F).)

Daylight

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

Sunshine

In September, the average sunshine is 8.3h.

UV index

March through October, with an average maximum UV index of 6, are months with the lowest UV index. A UV Index estimate of 6 to 7 represents a high health risk from the exposure to the Sun's UV rays for the average person.
Note: The average daily UV index of 6 transform into the following instructions:
Take precautions against overexposure. Protection against sun damage is needed. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Caution! The reflection of sand and water significantly increases the intensity of the Sun's UV radiation.
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FAQ

What is the least humid month in Nosy-Varika?

August and September, with an average relative humidity of 78%, are the least humid months.

What is the average humidity in September in Nosy-Varika?

In Nosy-Varika, the average relative humidity in September is 78%.

What is the driest month in Nosy-Varika?

September is the month with the least rainfall in Nosy-Varika. Rain falls for 14.3 days and accumulates 37mm (1.46") of precipitation.

How many days does it rain in September in Nosy-Varika?

In September, the rain falls for 14.3 days. Throughout September, 37mm (1.46") of precipitation is accumulated.

When is the sea coldest in Nosy-Varika?

September is the month with the coldest seawater in Nosy-Varika, with an average sea temperature of 24.3°C (75.7°F).

How warm is the water in September in Nosy-Varika?

In Nosy-Varika, the average seawater temperature in September is 24.3°C (75.7°F). Depending on a person's sensitivity to cold, with regards to sunshine, wind, and air temperature, a quick swim in 24.3°C (75.7°F) water may be enjoyable.

What is the average length of the day in September in Nosy-Varika?

In September, the average length of the day in Nosy-Varika, Madagascar, is 12h.

How many hours of sunshine does Nosy-Varika have in September?

In September, the average sunshine in Nosy-Varika is 8.3h.

When is the lowest UV index in Nosy-Varika?

March through October, with an average maximum UV index of 6, are months with the lowest UV index in Nosy-Varika.

What is the UV index reading in September in Nosy-Varika?

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

Average temperature in September
Nosy-Varika, Madagascar

Average temperature in September - Nosy-Varika, Madagascar
  • Average high temperature in September: 24.2°C

The warmest month (with the highest average high temperature) is January (28.6°C).
The month with the lowest average high temperature is July (22.8°C).

  • Average low temperature in September: 19.8°C

The month with the highest average low temperature is January (24.5°C).
The coldest month (with the lowest average low temperature) is July (18.8°C).

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Average pressure in September
Nosy-Varika, Madagascar

Average pressure in September - Nosy-Varika, Madagascar
  • Average pressure in September: 1021.1mbar

The month with the highest atmospheric pressure is July (1022.4mbar).
The month with the lowest atmospheric pressure is January (1011.8mbar).

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Average wind speed in September
Nosy-Varika, Madagascar

Average wind speed in September - Nosy-Varika, Madagascar
  • Average wind speed in September: 13.9km/h

The windiest month (with the highest average wind speed) is October (16.3km/h).
The calmest months (with the lowest average wind speed) are May and June (10.6km/h).

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Average humidity in September
Nosy-Varika, Madagascar

Average humidity in September - Nosy-Varika, Madagascar
  • Average humidity in September: 78%

The month with the highest relative humidity is March (82%).
Months with the lowest relative humidity are August and September (78%).

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Average rainfall in September
Nosy-Varika, Madagascar

Average rainfall in September - Nosy-Varika, Madagascar
  • Average rainfall in September: 37mm

The wettest month (with the highest rainfall) is March (254mm).
The driest month (with the least rainfall) is September (37mm).

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Average rainfall days in September
Nosy-Varika, Madagascar

Average rainfall days in September - Nosy-Varika, Madagascar
  • Average rainfall days in September: 14.3 days

The month with the highest number of rainy days is March (27.1 days).
The month with the least rainy days is September (14.3 days).

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Average sea temperature in September
Nosy-Varika, Madagascar

Average sea temperature in September - Nosy-Varika, Madagascar
  • Average sea temperature in September: 24.3°C

The best months for swimming (with the highest average sea temperature) are February and March (28.8°C).
The coldest month (with the lowest average sea temperature) is September (24.3°C).

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Average daylight in September /
Average sunshine in September
Nosy-Varika, Madagascar

Average daylight in September / Average sunshine in September - Nosy-Varika, Madagascar
  • 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: 8.3h

The month with the most sunshine is December (Average sunshine: 10.4h).
The month with the least sunshine is June (Average sunshine: 5.8h).

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Average sunshine days in September
Nosy-Varika, Madagascar

Average sunshine days in September - Nosy-Varika, Madagascar
  • Average sunshine days in September: 12.5 days

The month with the most sunshine days is September (12.5 days).
The month with the least sunshine days is January (1.7 days).

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Average UV index in September
Nosy-Varika, Madagascar

Average UV index in September - Nosy-Varika, Madagascar
  • Average UV index in September: 6

Months with the highest UV index are January, February, November and December (UV index 7).
Months with the lowest UV index are March, April, May, June, July, August, September and October (UV index 6).

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Average cloud cover in September
Nosy-Varika, Madagascar

Average cloud cover in September - Nosy-Varika, Madagascar
  • Average cloud cover in September: 34

The month with the most cloud cover is March (Cloud cover 46).
The month with the least cloud cover is September (Cloud cover 34).

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Average visibility in September
Nosy-Varika, Madagascar

Average visibility in September - Nosy-Varika, Madagascar
  • Average visibility in September: 10km

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

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