September weather forecast and climate
Antisiranana, Madagascar

September, the first month of the spring, in Antisiranana, is still a warm month, with temperature in the range of an average low of 20°C (68°F) and an average high of 29.5°C (85.1°F).

Temperature

In Antisiranana, the average high-temperature is 29.5°C (85.1°F), and the average low-temperature is 20°C (68°F).

Rainfall

September is the month with the least rainfall in Antisiranana. Rain falls for 2 days and accumulates 8.8mm (0.3") of precipitation.

Sea temperature

August and September, with an average sea temperature of 25°C (77°F), are months with the coldest seawater. For any water activity, surface water temperatures between 25°C (77°F) and 29°C (84.2°F) are considered as excellent and extremely pleasant for lengthened periods.

Daylight

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

Sunshine

In September, the average sunshine in Antisiranana is 9.8h.

UV index

January through April, September through December, with an average maximum UV index of 12, are months with the highest UV index. A UV Index reading of 11, and higher, represents an excessive health risk from the exposure to the Sun's UV radiation for the average person.
The daily maximum UV index of 12 interpret into the following advice:
Practice all-important precautions. Light skin people may get burned in less than 5 minutes. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. A broad-spectrum sunscreen of SPF 30+ should be liberally applied and re-applied every two hours, and immediately after an outdoor workout or a swim. Beware! The strength of the UV rays is significantly increased by the reflection of the water and sand.

What is the temperature in September in Antisiranana?

In Antisiranana, in September, the average high-temperature is 29.5°C (85.1°F), and the average low-temperature is 20°C (68°F).

How many days does it rain in September in Antisiranana?

In Antisiranana, Madagascar, in September, during 2 rainfall days, 8.8mm (0.3") of precipitation is typically accumulated.

What is the driest month in Antisiranana?

The month with the least rainfall is September when the rain falls for 2 days and typically collects 8.8mm (0.3") of precipitation.

What are the months with the coldest sea water in Antisiranana?

August and September, with an average sea temperature of 25°C (77°F), are months with the coldest seawater. Water temperature between 25°C (77°F) and 29°C (84.2°F) is regarded as very warm and enjoyable by all. With these temperatures, water activities are pleasurable, without feeling uncomfortable for prolonged periods.

How warm is the water in September in Antisiranana?

In Antisiranana, in September, the average water temperature is 25°C (77°F). For any water activity, surface water temperatures between 25°C (77°F) and 29°C (84.2°F) are considered as excellent and extremely pleasant for lengthened periods.

What is the average length of the day in September in Antisiranana?

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

How long on average sun shines in September in Antisiranana?

In Antisiranana, the average sunshine in September is 9.8h.

What is the month with the highest UV index in Antisiranana?

January through April, September through December, with an average maximum UV index of 12, are months with the highest UV index.

What is the UV index reading in September in Antisiranana?

The average daily maximum UV index in September in Antisiranana, Madagascar, is 12. A UV Index of 11, and more, symbolizes an excessive health risk from the exposure to the Sun's UV rays.
Average temperature in September - Antisiranana, Madagascar
  • Average high temperature in September: 29.5°C

The warmest month (with the highest average high temperature) is November (31.5°C).
Months with the lowest average high temperature are July and August (28.7°C).

  • Average low temperature in September: 20°C

Months with the highest average low temperature are March and December (22.9°C).
The coldest month (with the lowest average low temperature) is August (19.4°C).

Average rainfall in September - Antisiranana, Madagascar
  • Average rainfall in September: 8.8mm

The wettest month (with the highest rainfall) is January (337.5mm).
The driest month (with the lowest rainfall) is September (8.8mm).

Average rainfall days in September - Antisiranana, Madagascar
  • Average rainfall days in September: 2 days

The month with the highest number of rainy days is January (16 days).
The month with the lowest number of rainy days is September (2 days).

Average sea temperature in September - Antisiranana, Madagascar
  • Average sea temperature in September: 25°C

Best months for swimming (with the highest average sea temperature) are February and March (29°C).
Coldest months (with the lowest average sea temperature) are August and September (25°C).

Average daylight in September / Average sunshine in September - Antisiranana, Madagascar
  • Average daylight in September: 12h

Months with the longest days are January and December (Average daylight: 12.8h).
The month with shortest days is June (Average daylight: 11.4h).

  • Average sunshine in September: 9.8h

The month with most sunshine is October (Average sunshine: 9.9h).
Months with least sunshine are January and February (Average sunshine: 6.1).

Average UV index in September - Antisiranana, Madagascar
  • Average UV index in September: 12

Months with the highest UV index are January, February, March, April, September, October, November and December (UV index 12).
The month with the lowest UV index is June (UV index 8).

deutscheenglishespañolрусский中文