Benin

Benin Weather in September

Average temperatures, rainfall, sunshine and the best places to visit in Benin in September.

Considering a trip to Benin this September and wondering about the expected weather conditions? Find all the crucial information you need right here, addressing your question:

What to Expect in Benin in September

September in Benin generally has temperatures that range from warm to very warm, with precipitation levels ranging from high to heavy.

Temperatures

Based on our climate data spanning from 1990-2020, the average maximum temperature is warm in Cotonou at 28°C (82°F) to very warm in Kandi at 31°C (88°F). Nighttime temperatures generally drop to 23°C (73°F) in Kandi and 24°C (75°F) in Cotonou.

For a closer look at conditions across Benin, refer to the map below.

Precipitation

In September, precipitation varies across different areas. From high rainfall in Cotonou with an average of 134 mm (5.3 in) to heavy rainfall in Dassa-Zoumé with 197 mm (7.8 in).

Average sunshine

Sunshine is moderately available across various locations. In Cotonou, you can expect around 165 hours of sunlight in September, which gives a pleasant combination of sun and shade. For those who want maximum sunshine, our weather planner can point you toward the sunniest places on Earth.

Explore Benin by month

Best Places to Visit in Benin in September

Click on a destination dot for more details. Toggle the map to compare temperatures or precipitation across Benin.

perfect weather
pleasant
tolerable
unpleasant
poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

Popular Destinations in Benin

What is the weather like in September for some of the most popular destinations in Benin?

Temperature range in Benin (September)

Precipitation variation in Benin (September)

Cotonou

In September Cotonou generally has high temperatures with maximum daytime temperatures around 28°C (82°F), minimum nighttime temperatures around 24°C (75°F) and high monthly rainfall. So on average the conditions are pleasant that month.

August
September
October
Max temperature
27°C (81°F)
28°C (82°F)
29°C (84°F)
Min temperature
24°C (75°F)
24°C (75°F)
25°C (77°F)
Monthly sun hours
152 hours
165 hours
208 hours
Monthly rainfall
93 mm (3.7 in)
134 mm (5.3 in)
139 mm (5.5 in)
Monthly rainy days
9 days
11 days
11 days
Weather conditions

Ouidah

In September Ouidah generally has high temperatures with maximum daytime temperatures around 29°C (84°F), minimum nighttime temperatures around 24°C (75°F) and high monthly rainfall. So on average the conditions are pleasant that month.

August
September
October
Max temperature
28°C (82°F)
29°C (84°F)
30°C (86°F)
Min temperature
24°C (75°F)
24°C (75°F)
25°C (77°F)
Monthly sun hours
152 hours
165 hours
208 hours
Monthly rainfall
94 mm (3.7 in)
147 mm (5.8 in)
157 mm (6.2 in)
Monthly rainy days
9 days
11 days
11 days
Weather conditions

Cococodji

In September Cococodji generally has high temperatures with maximum daytime temperatures around 28°C (82°F), minimum nighttime temperatures around 24°C (75°F) and high monthly rainfall. So on average the conditions are pleasant that month.

August
September
October
Max temperature
28°C (82°F)
28°C (82°F)
29°C (84°F)
Min temperature
24°C (75°F)
24°C (75°F)
25°C (77°F)
Monthly sun hours
152 hours
165 hours
208 hours
Monthly rainfall
94 mm (3.7 in)
138 mm (5.4 in)
143 mm (5.6 in)
Monthly rainy days
9 days
11 days
11 days
Weather conditions

Dassa-Zoumé

In September Dassa-Zoumé generally has very high temperatures with maximum daytime temperatures around 31°C (88°F), minimum nighttime temperatures around 23°C (73°F) and heavy monthly rainfall. So on average the conditions are unpleasant that month.

August
September
October
Max temperature
30°C (86°F)
31°C (88°F)
33°C (91°F)
Min temperature
23°C (73°F)
23°C (73°F)
23°C (73°F)
Monthly sun hours
93 hours
120 hours
177 hours
Monthly rainfall
196 mm (7.7 in)
197 mm (7.8 in)
104 mm (4.1 in)
Monthly rainy days
14 days
15 days
12 days
Weather conditions

Abomey-Calavi

In September Abomey-Calavi generally has high temperatures with maximum daytime temperatures around 29°C (84°F), minimum nighttime temperatures around 24°C (75°F) and high monthly rainfall. So on average the conditions are pleasant that month.

August
September
October
Max temperature
28°C (82°F)
29°C (84°F)
30°C (86°F)
Min temperature
24°C (75°F)
24°C (75°F)
25°C (77°F)
Monthly sun hours
152 hours
165 hours
208 hours
Monthly rainfall
104 mm (4.1 in)
151 mm (5.9 in)
157 mm (6.2 in)
Monthly rainy days
9 days
11 days
11 days
Weather conditions

Is your destination not in the list? Have a look at all destinations in Benin.

Popular cities in September

Day & night temperatures, rainfall and average weather in Benin in September.

City Weather Day temp Night temp Rainfall
Cotonou 28°C (82°F) 24°C (75°F) 134 mm (5.3 in)
Ouidah 29°C (84°F) 24°C (75°F) 147 mm (5.8 in)
Dassa-Zoumé 31°C (88°F) 23°C (73°F) 197 mm (7.8 in)
Allada 30°C (86°F) 23°C (73°F) 177 mm (7 in)
Porto-Novo 29°C (84°F) 24°C (75°F) 167 mm (6.6 in)
Kandi 31°C (88°F) 23°C (73°F) 156 mm (6.1 in)

Benin weather in September: frequently asked questions

What is the weather like in Benin in September?

In September, Benin generally has pleasant weather conditions. Cotonou sees daytime temperatures near 28°C (82°F), with nights cooling to roughly 24°C (75°F).

What is the average temperature in Benin in September?

Cotonou averages a daytime maximum of 28°C (82°F) in September, with overnight lows close to 24°C (75°F).

Does Benin get a lot of rain in September?

Cotonou typically receives notable rainfall in September, about 134 mm (5.3 in) on average across Benin.

Is September a Good Time to Visit Benin?

Given the typically pleasant weather conditions in Cotonou, September might be a good time to visit Benin.

Generally speaking, the best visiting conditions can be found in August offering mostly perfect weather in Cotonou. In contrast, May and June tend to have unpleasant weather conditions.

Interested in more climate information?

We have much more information about the climate in Benin.

Weather and climate has detailed information for every country in the world. Are you going to Benin? Get detailed historical weather averages for many cities in Benin.

Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.