September weather forecast
Ouani, Comoros

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Weather in September

September in Ouani, Comoros begins to edge away from the dry spell as the year progresses. Eventhough the rainfall presence gains momentum, it remains a characteristically dry month. Extended hours of bright sunshine tie in with the continuity in daylight duration, sketching a lively picture. A considerable reduction in the moisture content is seen as rainfall dips even further to 49mm (1.93") from 78mm (3.07") in August. The sea temperatures rebound, ringing in the late-year vibrancy and signifying the onset of the rain resurgence.

Temperature

September in Ouani displays an average high-temperature of a still moderately hot 25°C (77°F), holding the same as the previous month. In September, the recorded average low-temperature in Ouani is an enjoyable 18°C (64.4°F).

Rainfall

September is the month with the least rainfall in Ouani. Rain falls for 5 days and accumulates 49mm (1.93") of precipitation.

Sea temperature

July through September, with an average sea temperature of 26°C (78.8°F), are months with the coldest seawater.
Note: For water activities like swimming, diving, and more, temperatures ranging between 25°C (77°F) and 29°C (84.2°F) offer superior comfort and enjoyment for lengthy durations.

Daylight

In Ouani, Comoros, the average length of the day in September is 12h and 2min.
On the first day of the month, sunrise is at 06:05 and sunset at 17:58. On the last day of September, sunrise is at 05:46 and sunset at 17:58 EAT.

Sunshine

August through October, with an average of 10h of sunshine, are months with the most sunshine in Ouani, Comoros.

UV index

The months with the highest UV index are January through March, September through December, with an average maximum UV index of 12. A UV Index estimate of 11, and higher, represents an extreme health hazard from unsafe exposure to UV radiation for the average person.
Note: The UV index of 12 during September translates into the following guidance:
Put into effect every essential safeguard, as unprotected skin and eyes might burn instantly. To the best of your ability, limit your exposure to the sun between the hours of 10 a.m. and 4 p.m., when UV radiation is at its peak. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears. One should apply and reapply liberally a broad-spectrum sunscreen of SPF 30+ every two hours and immediately after a swim or an outdoor exercise. Caution! The mirror effect of sand and water ups the UV radiation strength.
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Frequently asked questions

What are September temperatures in Ouani?

In Ouani, 25°C (77°F) is the average high-temperature and 18°C (64.4°F) is the average low-temperature during September.

What is the driest month in Ouani?

The month with the least rainfall in Ouani is September, when the rain falls for 5 days and typically collects 49mm (1.93") of precipitation.

How much does it rain in Ouani in September?

In September, the rain falls for 5 days. Throughout September, 49mm (1.93") of precipitation is accumulated.

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

July through September, with an average sea temperature of 26°C (78.8°F), are months with the coldest seawater in Ouani, Comoros.

How warm is the water in September in Ouani?

In September, the average sea temperature in Ouani is 26°C (78.8°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.

How many hours of daylight does Ouani have in September?

In Ouani, Comoros, the average day length in September is 12h and 2min.

What time are sunrise and sunset in September in Ouani?

On the first day of September, sunrise is at 06:05 and sunset at 17:58. On the last day of the month, sunrise is at 05:46 and sunset at 17:58 EAT.

What are the months with the most sunshine in Ouani?

The months with the most sunshine in Ouani, Comoros, are August through October, with an average of 10h of sunshine.

How long on average sun shines in September in Ouani?

In September, the average sunshine duration in Ouani is 10h.

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

January through March, September through December, with an average maximum UV index of 12, are months with the highest UV index in Ouani, Comoros.

How high is the UV index in September in Ouani?

In Ouani, Comoros, the average daily maximum UV index in September is 12. A UV Index reading of 11, and higher, represents an excessive health risk from exposure to the Sun's UV radiation.
Average high temperature
Average rainfall days
Average daylight
Average sunshine
Average UV index

Average temperature in September
Ouani, Comoros

Average temperature in September - Ouani, Comoros
  • Average high temperature in September: 25°C

The warmest months (with the highest average high temperature) are January, February, March, April, November and December (27°C).
The month with the lowest average high temperature is July (24°C).

  • Average low temperature in September: 18°C

The months with the highest average low temperature are January, February, March, April and December (21°C).
The coldest month (with the lowest average low temperature) is August (17°C).

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Average rainfall in September
Ouani, Comoros

Average rainfall in September - Ouani, Comoros
  • Average rainfall in September: 49mm

The wettest month (with the highest rainfall) is January (322mm).
The driest month (with the least rainfall) is September (49mm).

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Average rainfall days in September
Ouani, Comoros

Average rainfall days in September - Ouani, Comoros
  • Average rainfall days in September: 5 days

The month with the highest number of rainy days is January (19 days).
The months with the least rainy days are July, August and September (5 days).

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Average sea temperature in September
Ouani, Comoros

Average sea temperature in September - Ouani, Comoros
  • Average sea temperature in September: 26°C

The best months for swimming (with the highest average sea temperature) are January, February, March and April (29°C).
The coldest months (with the lowest average sea temperature) are July, August and September (26°C).

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Average daylight in September /
Average sunshine in September
Ouani, Comoros

Average daylight in September / Average sunshine in September - Ouani, Comoros
  • Average daylight in September: 12h and 0min

The month with the longest days is December (Average daylight: 12h and 48min).
The month with the shortest days is June (Average daylight: 11h and 24min).

  • Average sunshine in September: 10h

The months with the most sunshine are August, September and October (Average sunshine: 10h).
The months with the least sunshine are January, February and March (Average sunshine: 7h).

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Average UV index in September
Ouani, Comoros

Average UV index in September - Ouani, Comoros
  • Average UV index in September: 12

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

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Ouani, Comoros

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