September weather forecast
Souanké, Congo

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Weather in September

Entering the fall season, September brings both an increase in rainfall and temperatures. The average rainfall significantly escalates to record a peak of 228mm (8.98"). Besides this upturn in precipitation, temperature averages, sunshine, and daylight hours stay relatively consistent with August. Given the substantial rise in rain along with the persistently high UV index, weather-oriented planning becomes crucial.

Temperature

Souanké's transition from August to September introduces an average high-temperature of a still warm 28°C (82.4°F), marking an insignificant variation from the 27°C (80.6°F). September witnesses an average nighttime temperature of 19°C (66.2°F) in Souanké.

Rainfall

In Souanké, in September, during 16 rainfall days, 228mm (8.98") of precipitation is typically accumulated. Throughout the year, there are 132 rainfall days, and 1610mm (63.39") of precipitation is accumulated.

Daylight

In Souanké, Congo, the average length of the day in September is 12h and 8min.
On the first day of the month, sunrise is at 05:58 and sunset at 18:07. On the last day of September, in Souanké, sunrise is at 05:50 and sunset at 17:56 WAT.

Sunshine

In Souanké, the average sunshine in September is 3h.

UV index

January through May, August through November, with an average maximum UV index of 12, are months with the highest UV index in Souanké, Congo. A UV Index value of 11, and more, symbolizes an excessive health risk from unsafe exposure to UV radiation for the average person.
Note: The maximum UV index of 12 during September translates into these guidelines:
Implement every essential safety step. Individuals with fair skin might receive burns in less than 5 minutes. The Sun's UV radiation is most potent between 10 a.m. and 4 p.m. Try to limit direct exposure to the Sun during this period. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration. Spending extended time in direct sunlight isn’t recommended, especially if you sunburn easily. Make sure to apply a 30 SPF sunscreen.
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Frequently asked questions

Is it hot in Souanké during September?

The average high-temperature and low-temperature in Souanké during September are 28°C (82.4°F) and 19°C (66.2°F) respectively.

How much does it rain in Souanké in September?

In September, in Souanké, Congo, the rain falls for 16 days. Throughout September, 228mm (8.98") of precipitation is accumulated.

How many hours of daylight does Souanké have in September?

In Souanké, Congo, the average day length in September is 12h and 8min.

What time are sunrise and sunset in September in Souanké?

In September, on the first day of the month, sunrise is at 05:58 and sunset at 18:07. On the last day of the month, sunrise is at 05:50 and sunset at 17:56 WAT.

How many hours of sunshine does Souanké have in September?

In Souanké, Congo, the average sunshine duration in September is 3h.

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

The months with the highest UV index in Souanké, Congo, are January through May, August through November, with an average maximum UV index of 12.

How high is the UV index in September in Souanké?

In September, the average daily maximum UV index in Souanké, Congo, is 12. A UV Index estimate of 11, and higher, represents an excessive health risk from unsafe exposure to Sun's UV rays.
Average rainfall days
Average daylight
Average sunshine
Average UV index

Average temperature in September
Souanké, Congo

Average temperature in September - Souanké, Congo
  • Average high temperature in September: 28°C

The warmest months (with the highest average high temperature) are February, March and April (30°C).
The months with the lowest average high temperature are July and August (27°C).

  • Average low temperature in September: 19°C

The months with the highest average low temperature are March, April, May, September and October (19°C).
The coldest month (with the lowest average low temperature) is January (17°C).

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Average rainfall in September
Souanké, Congo

Average rainfall in September - Souanké, Congo
  • Average rainfall in September: 228mm

The wettest month (with the highest rainfall) is October (252mm).
The driest month (with the least rainfall) is January (48mm).

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Average rainfall days in September
Souanké, Congo

Average rainfall days in September - Souanké, Congo
  • Average rainfall days in September: 16 days

The month with the highest number of rainy days is October (20 days).
The month with the least rainy days is January (5 days).

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Average daylight in September /
Average sunshine in September
Souanké, Congo

Average daylight in September / Average sunshine in September - Souanké, Congo
  • Average daylight in September: 12h and 1min

The month with the longest days is June (Average daylight: 12h and 12min).
The month with the shortest days is December (Average daylight: 12h and 0min).

  • Average sunshine in September: 3h

The months with the most sunshine are January, February, March, April and May (Average sunshine: 5h).
The month with the least sunshine is August (Average sunshine: 2h).

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Average UV index in September
Souanké, Congo

Average UV index in September - Souanké, Congo
  • Average UV index in September: 12

The months with the highest UV index are January, February, March, April, May, August, September, October and November (UV index 12).
The months with the lowest UV index are June, July and December (UV index 11).

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Souanké, Congo

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