September weather forecast
Poutasi, Samoa

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Weather in September

In Poutasi, September's weather presents a soft shift from August's, characterized by slightly higher temperatures and a minor cutback in wind speed. While the duration of daylight and the amount of sunshine remain constant, the number of rainy days drops. The defining attribute of September is the significant decrease in rainfall to 57mm (2.24"), lower than in the preceding or following months. October, however, forecasts an uptick in rainfall and wind speed.

Temperature

September, with average temperatures reaching a high of 27.3°C (81.1°F) and a low of 26.3°C (79.3°F), is the coldest month in Poutasi.

Heat index

In September, the heat index is appraised at a hot 30°C (86°F). Persisting in activity during long-term exposure might induce weariness, with subsequent heat cramps.
Observations indicate that the heat index values are for shady locations with light wind. Heat index values may rise by up to 15 Fahrenheit (8 Celsius) degrees when exposed to direct sunlight.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', is an estimation of the warmth sensation when considering humidity levels. A person's impression of weather can be affected by numerous aspects, among them metabolic variations, pregnancy, and activity levels. Being under direct sunshine can magnify the heat experience, possibly pushing up the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical for babies and toddlers. Children commonly overlook the importance of rest and fluid replenishment. Thirst, being a delayed sign of dehydration, emphasizes the need to keep hydration up, especially during lengthy physical activities.

Humidity

The months with the highest humidity in Poutasi, Samoa, are June through September, with an average relative humidity of 78%.

Rainfall

The month with the least rainfall is September, when the rain falls for 18.7 days and typically collects 57mm (2.24") of precipitation.

Daylight

In September, the average length of the day in Poutasi is 12h and 2min.
On the first day of September, sunrise is at 06:30 and sunset at 18:22. On the last day of the month, sunrise is at 06:09 and sunset at 18:23 +13.

Sunshine

In Poutasi, the average sunshine in September is 7.8h.

UV index

The months with the highest UV index are January through December, with an average maximum UV index of 7. January through December, with an average maximum UV index of 7, are months with the lowest UV index. A UV Index value of 6 to 7 symbolizes a high health vulnerability from unsafe exposure to UV radiation for the ordinary person.
Note: The UV index of 7 in September translates into these instructions:
Undertake protective measures and comply with sun safety rules. Shielding against skin and eye damage is essential. Be aware that the sun's UV radiation is strongest between 10 a.m. and 4 p.m. and try to reduce direct sun exposure during this period as much as possible. During bright days, sunglasses that offer UVA and UVB defense are recommended.
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Frequently asked questions

What month is the coldest in Poutasi?

Poutasi's September weather reaches an average high of 27.3°C (81.1°F) and an average low of 26.3°C (79.3°F), making it the coldest month.

What are the temperatures in Poutasi in September?

In September, in Poutasi, the average high-temperature is 27.3°C (81.1°F), and the average low-temperature is 26.3°C (79.3°F). In September, the average heat index (a.k.a. 'felt air temperature', 'feels like'), which calculates the temperature value influenced by the moisture in the air, is appraised at 30°C (86°F).

What is the most humid month in Poutasi?

The months with the highest humidity in Poutasi are June through September, with an average relative humidity of 78%.

What is the average humidity in September in Poutasi?

The average relative humidity in September in Poutasi is 78%.

What is the driest month in Poutasi?

The month with the least rainfall is September, when the rain falls for 18.7 days and typically collects 57mm (2.24") of precipitation.

How much does it rain in Poutasi in September?

In Poutasi, in September, during 18.7 rainfall days, 57mm (2.24") of precipitation is typically accumulated.

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

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

When is the sunrise / sunset in September in Poutasi?

In September, on the first day of the month, sunrise is at 06:30 and sunset at 18:22. On the last day of the month, sunrise is at 06:09 and sunset at 18:23 +13.

How long on average sun shines in September in Poutasi?

In September, the average sunshine duration is 7.8h.

What are the months with the highest UV index in Poutasi?

The months with the highest UV index are January through December, with an average maximum UV index of 7.

What are the months with the lowest UV index in Poutasi?

January through December, with an average maximum UV index of 7, are months with the lowest UV index in Poutasi.

What is the UV index intensity in September in Poutasi?

In Poutasi, Samoa, the average daily maximum UV index in September is 7. A UV Index reading of 6 to 7 represents a high health risk from exposure to Sun's UV rays.

Average temperature in September
Poutasi, Samoa

Average temperature in September - Poutasi, Samoa
  • Average high temperature in September: 27.3°C

The warmest months (with the highest average high temperature) are March and April (28.7°C).
The month with the lowest average high temperature is September (27.3°C).

  • Average low temperature in September: 26.3°C

The month with the highest average low temperature is January (27.6°C).
The coldest month (with the lowest average low temperature) is August (26°C).

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Average pressure in September
Poutasi, Samoa

Average pressure in September - Poutasi, Samoa
  • Average pressure in September: 1012.3mbar

The month with the highest atmospheric pressure is September (1012.3mbar).
The month with the lowest atmospheric pressure is January (1007.5mbar).

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Average wind speed in September
Poutasi, Samoa

Average wind speed in September - Poutasi, Samoa
  • Average wind speed in September: 23.2km/h

The windiest month (with the highest average wind speed) is July (24.7km/h).
The calmest month (with the lowest average wind speed) is March (14.8km/h).

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Average humidity in September
Poutasi, Samoa

Average humidity in September - Poutasi, Samoa
  • Average humidity in September: 78%

The months with the highest relative humidity are June, July, August and September (78%).
The month with the lowest relative humidity is March (75%).

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Average rainfall in September
Poutasi, Samoa

Average rainfall in September - Poutasi, Samoa
  • Average rainfall in September: 57mm

The wettest month (with the highest rainfall) is January (175mm).
The driest month (with the least rainfall) is September (57mm).

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Average rainfall days in September
Poutasi, Samoa

Average rainfall days in September - Poutasi, Samoa
  • Average rainfall days in September: 18.7 days

The month with the highest number of rainy days is April (22.7 days).
The month with the least rainy days is September (18.7 days).

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Average daylight in September /
Average sunshine in September
Poutasi, Samoa

Average daylight in September / Average sunshine in September - Poutasi, Samoa
  • Average daylight in September: 12h and 0min

The month with the longest days is December (Average daylight: 12h and 54min).
The month with the shortest days is June (Average daylight: 11h and 18min).

  • Average sunshine in September: 7h and 5min

The month with the most sunshine is March (Average sunshine: 8h and 42min).
The month with the least sunshine is July (Average sunshine: 7h and 18min).

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Average sunshine days in September
Poutasi, Samoa

Average sunshine days in September - Poutasi, Samoa
  • Average sunshine days in September: 3.6 days

The month with the most sunshine days is December (10.4 days).
The month with the least sunshine days is June (2.7 days).

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Average UV index in September
Poutasi, Samoa

Average UV index in September - Poutasi, Samoa
  • Average UV index in September: 7

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

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Average cloud cover in September
Poutasi, Samoa

Average cloud cover in September - Poutasi, Samoa
  • Average cloud cover in September: 44

The month with the most cloud cover is July (Cloud cover 49).
The month with the least cloud cover is March (Cloud cover 38).

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Average visibility in September
Poutasi, Samoa

Average visibility in September - Poutasi, Samoa
  • Average visibility in September: 10km

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

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Poutasi, Samoa

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