September weather forecast
Gaoual, Guinea

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Weather in September

In September, Gaoual gradually moves away from the rainy season, with average rainfall dropping to 226mm (8.9"). It's a transitional period, with weather conditions starting to mirror those of the drier months. Furthermore, the cloud cover reduces, allowing an additional 2 hours of sunshine on average per day. Noticeably, Gaoual begins to buzz with activity during this month.

Temperature

Gaoual's average high-temperature in September is a still moderately hot 26.3°C (79.3°F), marking an insignificant difference from the 25.3°C (77.5°F) of August. Gaoual experiences a mean low-temperature of 18.7°C (65.7°F) during September.

Humidity

In Gaoual, the average relative humidity in September is 88%.

Rainfall

In Gaoual, Guinea, during September, the rain falls for 29.3 days and regularly aggregates up to 226mm (8.9") of precipitation. Throughout the year, there are 178.1 rainfall days, and 1406mm (55.35") of precipitation is accumulated.

Daylight

In September, the average length of the day in Gaoual is 12h and 11min.
On the first day of September in Gaoual, sunrise is at 06:42 and sunset at 19:02. On the last day of the month, sunrise is at 06:41 and sunset at 18:43 GMT.

Sunshine

In September, the average sunshine is 7.4h.

UV index

The average daily maximum UV index in September in Gaoual is 6. A UV Index value of 6 to 7 symbolizes a high health risk from unprotected exposure to Sun's UV rays for the ordinary person.
Note: A maximum high daily UV index of 6 during September translates into the following directions:
Implement preventive steps and embrace sun safety standards. Protection from skin and eye distress is compulsory. Stay in the shade and limit sun exposure from 10 a.m. to 4 p.m., when UV radiation is most potent. Keep in mind that shade structures like parasols or canopies do not offer full protection. Enhance your sun protection with tightly woven, yet airy clothing.
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Frequently asked questions

What is the average September temperature in Gaoual?

Gaoual in September has an average high-temperature of 26.3°C (79.3°F) and an average low-temperature of 18.7°C (65.7°F). The average heat index (a.k.a. 'real feel', 'apparent temperature'), which represents the influence of relative humidity on air temperature, in June is calculated to be 35°C (95°F).

What is the average humidity in September in Gaoual?

In September, the average relative humidity in Gaoual, Guinea, is 88%.

How much does it rain in Gaoual in September?

In September, in Gaoual, Guinea, the rain falls for 29.3 days. Throughout September, 226mm (8.9") of precipitation is accumulated.

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

The average day length in September in Gaoual, Guinea, is 12h and 11min.

When are sunrise and sunset in September in Gaoual?

In September, on the first day of the month, sunrise is at 06:42 and sunset at 19:02. On the last day of the month, sunrise is at 06:41 and sunset at 18:43 GMT.

How many hours of sunshine does Gaoual have in September?

The average sunshine duration in September is 7.4h.

What is the UV index reading in September in Gaoual?

The average daily maximum UV index in September is 6. A UV Index reading of 6 to 7 represents a high health vulnerability from exposure to Sun's UV rays.

Average temperature in September
Gaoual, Guinea

Average temperature in September - Gaoual, Guinea
  • Average high temperature in September: 26.3°C

The warmest month (with the highest average high temperature) is April (35.9°C).
The month with the lowest average high temperature is August (25.3°C).

  • Average low temperature in September: 18.7°C

The month with the highest average low temperature is May (21.2°C).
The coldest month (with the lowest average low temperature) is January (16.5°C).

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Average pressure in September
Gaoual, Guinea

Average pressure in September - Gaoual, Guinea
  • Average pressure in September: 1013.2mbar

The month with the highest atmospheric pressure is July (1013.7mbar).
The month with the lowest atmospheric pressure is April (1010mbar).

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Average wind speed in September
Gaoual, Guinea

Average wind speed in September - Gaoual, Guinea
  • Average wind speed in September: 6.3km/h

The windiest month (with the highest average wind speed) is February (8.8km/h).
The calmest month (with the lowest average wind speed) is October (6.1km/h).

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Average humidity in September
Gaoual, Guinea

Average humidity in September - Gaoual, Guinea
  • Average humidity in September: 88%

The month with the highest relative humidity is August (91%).
The month with the lowest relative humidity is February (23%).

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Average rainfall in September
Gaoual, Guinea

Average rainfall in September - Gaoual, Guinea
  • Average rainfall in September: 226mm

The wettest month (with the highest rainfall) is August (367mm).
The driest months (with the least rainfall) are January and December (0mm).

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Average rainfall days in September
Gaoual, Guinea

Average rainfall days in September - Gaoual, Guinea
  • Average rainfall days in September: 29.3 days

The month with the highest number of rainy days is August (30.4 days).
The months with the least rainy days are January and December (0.3 days).

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Average daylight in September /
Average sunshine in September
Gaoual, Guinea

Average daylight in September / Average sunshine in September - Gaoual, Guinea
  • Average daylight in September: 12h and 1min

The month with the longest days is June (Average daylight: 12h and 48min).
The month with the shortest days is December (Average daylight: 11h and 30min).

  • Average sunshine in September: 7h and 2min

The months with the most sunshine are February and March (Average sunshine: 9h and 54min).
The month with the least sunshine is August (Average sunshine: 5h and 30min).

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Average sunshine days in September
Gaoual, Guinea

Average sunshine days in September - Gaoual, Guinea
  • Average sunshine days in September: 0.5 days

The month with the most sunshine days is December (30.7 days).
The month with the least sunshine days is July (0.3 days).

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Average UV index in September
Gaoual, Guinea

Average UV index in September - Gaoual, Guinea
  • Average UV index in September: 6

The months with the highest UV index are January, February, March and April (UV index 7).
The month with the lowest UV index is August (UV index 5).

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Average cloud cover in September
Gaoual, Guinea

Average cloud cover in September - Gaoual, Guinea
  • Average cloud cover in September: 53

The month with the most cloud cover is August (Cloud cover 70).
The months with the least cloud cover are February and March (Cloud cover 8).

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Average visibility in September
Gaoual, Guinea

Average visibility in September - Gaoual, Guinea
  • Average visibility in September: 7km

The months with the highest visibility are January, February, March, April, May, November and December (10km).
The month with the lowest visibility is August (6km).

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Gaoual, Guinea

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