Porto-Novo weather in September 2025

Expect 29°C daytime maximum temperatures in the shade with on average 5 hours of sunshine per day in Porto-Novo in September. Check more long-term weather averages for Porto-Novo in September before you book your next holiday to Benin in 2025/2026.

  • 29°C maximum daytime temperature in September in Porto-Novo29
    29°C max day temperature
  • 5 hours of sunshine per day
  • 11 days with some rainfall in September in Porto-Novo11
    11 days with some rainfall
  • 23°C minimum night-time temperature in September in Porto-Novo23
    23°C min night temperature
  • 12 hours of daylight per day in September in Porto-Novo12
    12 hours of daylight per day
  • High heat & humidity in September in Porto-NovoH
    High heat & humidity
  • 142 mm monthly rainfall in September in Porto-Novo142
    142 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in September in Porto-Novo11
    11+ (Extreme) UV index

More about Porto-Novo

Porto-Novo by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Recommended for Benin

Wild Frontiers: Top deals on Benin tours

  • Check out top deals on tours to Benin
  • Explore places to visit & most popular itineraries
  • Filter deals by experience, duration, level & price
Go to Wild Frontiers deal >>

View all Wild Frontiers offers

Wild FrontiersTour deal finder

The September weather guide for Benin (Porto-Novo) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Metric (°C / mm)  |  Imperial (°F / inches)

Back to top

How hot is it in Porto-Novo in September?

Daytime temperatures usually reach 29°C in Porto-Novo in September with high heat and humidity, falling to 23°C at night.

How sunny is it in Porto-Novo in September?

There are normally 5 hours of bright sunshine each day in Porto-Novo in September - that's 40% of daylight hours.

Does it rain in Porto-Novo in September?

There are usually 11 days with some rain in Porto-Novo in September and the average monthly rainfall is 142mm.

Porto-Novo September sunrise & sunset times

Browse the sunrise and sunset times for Porto-Novo in September 2025. Select a month to view Porto-Novo sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st September 2025 06:42 18:56
Monday, 15th September 2025 06:40 18:49
Tuesday, 30th September 2025 06:37 18:41

Related posts

Popular travel offers

Explore holidays in the sun for less

More holidays

Airport parking

More parking

Airport lounges

More lounges

Top ^