September weather forecast
Uafato, Samoa

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Weather in September

September ushers in the last quarter of the year with slightly cooler temperatures, between 26.1°C (79°F) and 27.3°C (81.1°F). While the rainfall quantity shows an increase over August's readings, it experiences fewer rainfall days. The number of sunshine hours is slightly raised, taking advantage of the reduced cloud coverage. There's a slight decline in prevailing wind speed, contributing to a generally calm and stable weather phase.

Temperature

September, with average temperatures reaching a high of 27.3°C (81.1°F) and a low of 26.1°C (79°F), is the coldest month in Uafato.

Heat index

September's average heat index is estimated at a tropical 30°C (86°F). Continuous activity in exposure could lead to a feeling of fatigue and heat cramps.
Know that the heat index computations account for shaded terrains and slight winds. With exposure to direct sunshine, the heat index could climb by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'apparent temperature', is a calculated temperature value of how hot it feels when the moisture in the air is factored in. One's perception of temperature can vary depending on physical activity and individual heat sensitivity, influenced by factors like wind, attire, and metabolic variations. Do note, being directly under sun rays can amplify the heat you feel, potentially raising the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. Young individuals are typically more threatened than adults due to their reduced perspiration. Also, the larger skin surface proportionate to their small bodies and the increased heat from their activities magnify their risk.

Humidity

June through September, with an average relative humidity of 78%, are the most humid months in Uafato.

Rainfall

In Uafato, Samoa, in September, during 19.7 rainfall days, 96mm (3.78") of precipitation is typically accumulated. Throughout the year, in Uafato, there are 247.7 rainfall days, and 1490mm (58.66") of precipitation is accumulated.

Daylight

In Uafato, Samoa, the average length of the day in September is 12h and 2min.
On the first day of the month, sunrise is at 06:30 and sunset at 18:21. On the last day of September, in Uafato, sunrise is at 06:08 and sunset at 18:22 +13.

Sunshine

In Uafato, the average sunshine in September is 7.5h.

UV index

January through December, with an average maximum UV index of 7, are months with the highest UV index. The months with the lowest UV index in Uafato are January through December, with an average maximum UV index of 7. A UV Index of 6 to 7 symbolizes a high health hazard from unprotected exposure to Sun's UV rays for average individuals.
Note: In September, the maximum UV index of 7 suggests these recommendations:
Shield from overexposure. Defense against sun-related harm is required. The Sun's UV radiation is at its strongest between the hours of 10 a.m. and 4 p.m. Minimize direct exposure to the sun during this period. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly.
Updated: Feb 15, 2024 | Published by: Weather Atlas | About Us / Weather Forecasting / Data Sources

Frequently asked questions

What are the coldest months in Uafato?

September, recording an average high temperature of 27.3°C (81.1°F) and a low temperature of 26.1°C (79°F), is Uafato's coldest month.

What is the usual temperature for Uafato in September?

Uafato in September has an average high-temperature of 27.3°C (81.1°F) and an average low-temperature of 26.1°C (79°F). In September, the average heat index (a.k.a. 'feels like', 'felt air temperature'), which calculates the temperature value influenced by the moisture in the air, is estimated at 30°C (86°F).

What is the most humid month in Uafato?

June through September, with an average relative humidity of 78%, are most humid months in Uafato, Samoa.

What is the average humidity in September in Uafato?

In Uafato, Samoa, the average relative humidity in September is 78%.

How many days does it rain in September in Uafato?

In Uafato, Samoa, in September, it is raining for 19.7 days, with typically 96mm (3.78") of accumulated precipitation.

How many hours of daylight does Uafato have in September?

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

When are sunrise and sunset in September in Uafato?

On the first day of September, sunrise is at 06:30 and sunset at 18:21. On the last day of the month, sunrise is at 06:08 and sunset at 18:22 +13.

How many hours of sunshine does Uafato have in September?

The average sunshine duration in September in Uafato is 7.5h.

When is the highest UV index in Uafato?

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

When is the lowest UV index in Uafato?

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

What is the UV index reading in September in Uafato?

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

Average temperature in September
Uafato, Samoa

Average temperature in September - Uafato, 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: 26.1°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).

Average pressure in September
Uafato, Samoa

Average pressure in September - Uafato, 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).

Average wind speed in September
Uafato, Samoa

Average wind speed in September - Uafato, Samoa
  • Average wind speed in September: 23.4km/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).

Average humidity in September
Uafato, Samoa

Average humidity in September - Uafato, 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%).

Average rainfall in September
Uafato, Samoa

Average rainfall in September - Uafato, Samoa
  • Average rainfall in September: 96mm

The wettest month (with the highest rainfall) is January (175mm).
The driest month (with the least rainfall) is March (73mm).

Average rainfall days in September
Uafato, Samoa

Average rainfall days in September - Uafato, Samoa
  • Average rainfall days in September: 19.7 days

The month with the highest number of rainy days is April (22.7 days).
The months with the least rainy days are February and November (18.8 days).

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

Average daylight in September / Average sunshine in September - Uafato, 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 3min

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).

Average sunshine days in September
Uafato, Samoa

Average sunshine days in September - Uafato, Samoa
  • Average sunshine days in September: 3.3 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).

Average UV index in September
Uafato, Samoa

Average UV index in September - Uafato, 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).

Average cloud cover in September
Uafato, Samoa

Average cloud cover in September - Uafato, Samoa
  • Average cloud cover in September: 47

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

Average visibility in September
Uafato, Samoa

Average visibility in September - Uafato, 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).

Uafato, Samoa

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