Gabon in september: average Weather, Temperature and Climate, Where to go?
Weather in Gabon in september 2025
In this section, find the the weather forecast for the month of september for most popular cities in Gabon. These datas are statistics for the month of september from weather reports for over 10 years. The percentage indicates the probability of having the weather indicated.
Average weather in september in Libreville
bad weather UV index: 6
Weather at 6am
76°F
Cloudy
64% of time
24%
10%
4%
Weather at 12pm
83°F
Moderate rain at times
33% of time
32%
26%
9%
Weather at 6pm
77°F
Partly Cloudy
45% of time
33%
13%
6%
Weather at 3am
76°F
41%
40%
14%
7%
More information about the weather in Libreville in september
Where to go in Gabon in september?
Where to go in Gabon in september: destination map
perfect weather
good
tolerable
bad
very bad
Where to go in each region in september?
| Estuaire Province (Libreville...) | 83°F | 6 days | 79°F | bad weather |
| Haut-Ogooué Province (Franceville, Moanda...) | 86°F to 88°F | 19 à 21 days | tolerable weather* | |
| Moyen-Ogooué Province (Lambaréné...) | 88°F | 9 days | bad weather | |
| Ogooué-Lolo Province (Lastoursville...) | 90°F | 19 days | tolerable weather | |
| Ogooué-Maritime Province (Port-gentil, Gamba...) | 79°F | 2 à 3 days | 77°F to 79°F | tolerable weather* |
| Woleu-Ntem (Bitam...) | 85°F | 20 days | bad weather |
Where should you go in Gabon in september when it comes to the weather?
Remember:
The climate in Gabon in september ranges from tolerable to bad depending on the region and city.
September is not the best month to visit Gabon. The weather in Port-gentil is just ok. The sun is not there all the time and you risk you to be soaked by rain regularly. However, if you don't plan a beach and relaxation holiday in Gabon but rather discovery of heritage or a trek, this climate could be appropriate. In addition, there are surely fewer tourists this month.
But it is finally better than in Lambaréné, Bitam, Lastoursville, Franceville and Libreville and surrounding areas where the climate is even worse. It is really not advisable to go to these areas this month.
Climate in Gabon in september
Climate in Libreville in september
In september, the mean temperature in Libreville is 79°F (maximum temperature is 83°F and minimum temperature is 76°F). The climate nice around this city in this month. With 5.4in over 6 days, you risk getting wet slightly throughout your vacations. But this is pretty reasonably and you will not be too bothered by it.
With a bad climate, the month of september is not the best time to go in this locality.
| September | |||
| Average temperature | 79°F | ||
| Highest temperature | 83°F | ||
| Lowest temperature | 76°F | ||
| Sea temperature | 79°F | ||
| Rainfall | 5.4in | ||
| Number of days with rainfall | 6 day(s) (20%) | ||
| Humidity | 89% | ||
| Daily sunshine hours | 9 | ||
| Cloud cover | 73% | ||
| Length of day | 12:06 | ||
| Our opinion at whereandwhen.net | bad |
Climate in Bitam in september
In the month of september, the mean temperature in Bitam is 77°F (maximum temperature is 85°F and minimum temperature is 70°F). The climate pleasant around this city in this month. With 14.1in over 20 days, you risk getting wet slightly during your trip. But this is moderate and it is only of temporary showers.
| September | |||
| Average temperature | 77°F | ||
| Highest temperature | 85°F | ||
| Lowest temperature | 70°F | ||
| Rainfall | 14.1in | ||
| Number of days with rainfall | 20 day(s) (68%) | ||
| Humidity | 99% | ||
| Daily sunshine hours | 9 | ||
| Cloud cover | 79% | ||
| Length of day | 12:08 | ||
| Our opinion at whereandwhen.net | bad |
Climate in Franceville in september
In september, maximum temperature is 86°F and minimum temperature is 74°F (for an average temperature of 81°F). The climate is very hot there in september. With 12.4in over 19 days, rain is to be feared for your holidays. Consider to bring clothes for rain.
| September | |||
| Average temperature | 81°F | ||
| Highest temperature | 86°F | ||
| Lowest temperature | 74°F | ||
| Rainfall | 12.4in | ||
| Number of days with rainfall | 19 day(s) (62%) | ||
| Humidity | 93% | ||
| Daily sunshine hours | 12 | ||
| Cloud cover | 51% | ||
| Length of day | 12:06 | ||
| Our opinion at whereandwhen.net | tolerable |
Climate in Lambaréné in september
In the month of september, the mean temperature in Lambaréné is 81°F (maximum temperature is 88°F and minimum temperature is 74°F). The climate is very warm around this city in the month of september. With 6.1in over 9 days, you risk getting wet slightly throughout your trip. But this is pretty moderate and you will not be too bothered by it.
With an unfavorable weather, the month of september is not recommended month to go in this locality in Gabon.
| September | |||
| Average temperature | 81°F | ||
| Highest temperature | 88°F | ||
| Lowest temperature | 74°F | ||
| Rainfall | 6.1in | ||
| Number of days with rainfall | 9 day(s) (30%) | ||
| Humidity | 92% | ||
| Daily sunshine hours | 9 | ||
| Cloud cover | 71% | ||
| Length of day | 12:06 | ||
| Our opinion at whereandwhen.net | bad |
Climate in Lastoursville in september
In the month of september, the mean temperature in Lastoursville is 81°F (maximum temperature is 90°F and minimum temperature is 74°F). The climate is very hot in that area in september. With 12.9in over 19 days, the weather is rather to rain throughout your vacations. Remember to bring Rain coats.
| September | |||
| Average temperature | 81°F | ||
| Highest temperature | 90°F | ||
| Lowest temperature | 74°F | ||
| Rainfall | 12.9in | ||
| Number of days with rainfall | 19 day(s) (63%) | ||
| Humidity | 95% | ||
| Daily sunshine hours | 11 | ||
| Cloud cover | 55% | ||
| Length of day | 12:06 | ||
| Our opinion at whereandwhen.net | tolerable |
All cities in Gabon in september
| Libreville in september | bad weather |
| Bitam in september | bad weather |
| Franceville in september | tolerable weather |
| Lambaréné in september | bad weather |
| Lastoursville in september | tolerable weather |
| Port-gentil in september | tolerable weather |
| Gamba in september | bad weather |
| Moanda in september | bad weather |
Weather data for Gabon in september:
Weather data for Gabon in september is derived from an average of the weather forecast since 2009 in Gabon. There is a margin of error and these forecasts are to be considered as general information only. The weather in Gabon can vary slightly from year to year, but these predictions should limit surprises. So you can pack your bags and check when is the best time to go to Gabon.