September weather forecast
Cupapa, Equatorial Guinea

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Weather in September

September signifies a relief from the wetter months as Cupapa begins to experience decreased precipitation. With September, the temperature in Cupapa begins to climb again, bringing back some warmth. The city enjoys greater visibility in September, indicating clearer skies ahead. This month is recognized for its further reduction in rainfall to 298mm (11.73") which is spread across 28.5 days, affirming the drive towards a dryer period.

Temperature

Cupapa transitions into September recording an average high-temperature of a still moderately hot 25.6°C (78.1°F), closely aligning with the preceding month's temperature. September nights in Cupapa reflect a consistent temperature dip to a still moderately hot 24.6°C (76.3°F), a slight descent from daytime peaks.

Humidity

The average relative humidity in September in Cupapa, Equatorial Guinea, is 83%.

Rainfall

In Cupapa, in September, during 28.5 rainfall days, 298mm (11.73") of precipitation is typically accumulated. In Cupapa, during the entire year, the rain falls for 318.9 days and collects up to 2594mm (102.13") of precipitation.

Daylight

The average length of the day in September in Cupapa is 12h and 8min.
On the first day of the month, sunrise is at 06:18 and sunset at 18:29. On the last day of September, sunrise is at 06:11 and sunset at 18:16 WAT.

Sunshine

The average sunshine in September is 7h.

UV index

The months with the highest UV index in Cupapa are January through June, September through December, with an average maximum UV index of 7. A UV Index of 6 to 7 symbolizes a high health risk from exposure to the Sun's UV rays for ordinary individuals.
Note: In September, the maximum UV index of 7 transforms into these recommendations:
Eschew overexposure. Those with light skin may suffer burns in fewer than 20 minutes. Avoid direct exposure to the Sun between 10 a.m. and 4 p.m., the peak period for UV radiation, noting that objects like parasols or canopies might not offer complete sun protection. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days.

Frequently asked questions

What are September temperatures in Cupapa?

Cupapa in September has an average high-temperature of 25.6°C (78.1°F) and an average low-temperature of 24.6°C (76.3°F). The average heat index (a.k.a. 'felt air temperature', 'feels like'), which combines air temperature and relative humidity, in May is evaluated at 32°C (89.6°F).

What is the average humidity in September in Cupapa?

In September, the average relative humidity in Cupapa, Equatorial Guinea, is 83%.

How much does it rain in Cupapa in September?

In Cupapa, during September, the rain falls for 28.5 days and regularly aggregates up to 298mm (11.73") of precipitation.

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

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

When is the sunrise / sunset in September in Cupapa?

In September, on the first day of the month, sunrise is at 06:18 and sunset at 18:29. On the last day of the month, in Cupapa, Equatorial Guinea, sunrise is at 06:11 and sunset at 18:16 WAT.

How long on average sun shines in September in Cupapa?

In Cupapa, the average sunshine duration in September is 7h.

When is the highest UV index in Cupapa?

January through June, September through December, with an average maximum UV index of 7, are months with the highest UV index in Cupapa, Equatorial Guinea.

How high is the UV index in September in Cupapa?

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

Average temperature in September
Cupapa, Equatorial Guinea

Average temperature in September - Cupapa, Equatorial Guinea
  • Average high temperature in September: 25.6°C

The warmest month (with the highest average high temperature) is March (28.5°C).
The months with the lowest average high temperature are July and August (25.5°C).

  • Average low temperature in September: 24.6°C

The month with the highest average low temperature is March (27.3°C).
The coldest month (with the lowest average low temperature) is August (24.3°C).

Average pressure in September
Cupapa, Equatorial Guinea

Average pressure in September - Cupapa, Equatorial Guinea
  • Average pressure in September: 1012.8mbar

The month with the highest atmospheric pressure is July (1013.6mbar).
The months with the lowest atmospheric pressure are February and March (1009.8mbar).

Average wind speed in September
Cupapa, Equatorial Guinea

Average wind speed in September - Cupapa, Equatorial Guinea
  • Average wind speed in September: 11.2km/h

The windiest month (with the highest average wind speed) is August (13.6km/h).
The calmest month (with the lowest average wind speed) is May (9.7km/h).

Average humidity in September
Cupapa, Equatorial Guinea

Average humidity in September - Cupapa, Equatorial Guinea
  • Average humidity in September: 83%

The months with the highest relative humidity are July and August (84%).
The months with the lowest relative humidity are January, April, May and December (78%).

Average rainfall in September
Cupapa, Equatorial Guinea

Average rainfall in September - Cupapa, Equatorial Guinea
  • Average rainfall in September: 298mm

The wettest month (with the highest rainfall) is July (412mm).
The driest month (with the least rainfall) is December (51mm).

Average rainfall days in September
Cupapa, Equatorial Guinea

Average rainfall days in September - Cupapa, Equatorial Guinea
  • Average rainfall days in September: 28.5 days

The month with the highest number of rainy days is August (30.1 days).
The months with the least rainy days are January and December (21.3 days).

Average daylight in September /
Average sunshine in September
Cupapa, Equatorial Guinea

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

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

  • Average sunshine in September: 7h and 0min

The month with the most sunshine is December (Average sunshine: 9h and 24min).
The month with the least sunshine is August (Average sunshine: 5h and 42min).

Average sunshine days in September
Cupapa, Equatorial Guinea

Average sunshine days in September - Cupapa, Equatorial Guinea
  • Average sunshine days in September: 1.1 days

The month with the most sunshine days is January (5.8 days).
The months with the least sunshine days are June and August (0.3 days).

Average UV index in September
Cupapa, Equatorial Guinea

Average UV index in September - Cupapa, Equatorial Guinea
  • Average UV index in September: 7

The months with the highest UV index are January, February, March, April, May, June, September, October, November and December (UV index 7).
The months with the lowest UV index are July and August (UV index 6).

Average cloud cover in September
Cupapa, Equatorial Guinea

Average cloud cover in September - Cupapa, Equatorial Guinea
  • Average cloud cover in September: 52

The month with the most cloud cover is August (Cloud cover 59).
The month with the least cloud cover is December (Cloud cover 20).

Average visibility in September
Cupapa, Equatorial Guinea

Average visibility in September - Cupapa, Equatorial Guinea
  • Average visibility in September: 9km

The months with the highest visibility are January, February, March, April, November and December (10km).
The months with the lowest visibility are May, June, July, August, September and October (9km).

Cupapa, Equatorial Guinea

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