Yaoundé weather in September

September in Yaoundé: hot, soaked, with clean air — fine if you can take 27 rainy days.

Updated September 2026 · climate normals from ERA5 reanalysis

Yaoundé🇨🇲 Cameroon · Central Africa · City65
  1. 79Jan
  2. 75Feb
  3. 67Mar
  4. 66Apr
  5. 63May
  6. 69Jun
  7. 74Jul
  8. 75Aug
  9. 65Sep
  10. 59Oct
  11. 68Nov
  12. 77Dec

#10 of 12 months in Yaoundé · #1054 of 1413 destinations to visit in September · comfort 65/100 (tier C)

Days
28°C
Nights
21°C
Wet days
27
Sun
7.5 h
Humidity
87%
Daylight
12 h
Yaoundé, Cameroon
Photo: K · Pexels

Traveller notes on Yaoundé in September

Other months in Yaoundé

Forum posters describe July as sitting within Cameroon's rainy season, with posters generally recommending February-March or November-December as better windows to avoid the wettest stretch, though they note climate change has made the timing somewhat less predictable in recent years. Posters do point out that some travelers specifically enjoy visiting during the rainy season anyway, noting that hiking in Cameroon's highlands can be particularly rewarding, lush and dramatic during this period despite the rain. Given the limited Yaoundé-specific detail available, this note leans on that broader Cameroonian pattern: expect hot, humid conditions with substantial daily rain typical of this equatorial-forest region in July. Posters generally rate July as wet but workable for Yaoundé, appealing in particular to travelers prioritizing green, dramatic highland scenery over dry, easy conditions.
Tripadvisor community · July · 1 month ago · Read more on Tripadvisor ↗
Forum posters generally point to February and March as a favored window for visiting Cameroon, implying January itself runs a touch less settled, though posters who did travel in January and February still described it as a workable time for a trip. Yaounde sits in the country's shorter, less pronounced dry stretch (roughly December through February) compared to the long, heavy rains the rest of the year brings - real rain showers remain possible even in this drier window, just less frequent than the wetter months, and the city's humid, tropical warmth doesn't let up regardless of season. Posters generally recommend packing for both sun and a passing shower rather than assuming a fully dry visit, even during this comparatively favorable stretch of the year.
Tripadvisor community · January · 1 month ago · Read more on Tripadvisor ↗

Add your own note from Yaoundé's card on the map.

Yaoundé climate normals — September

Daytime high28°C / 82°F🥵 hot
Nighttime low21°C / 69°F
Feels like (high)32°C / 90°F
Rainfall192 mm / 7.6 in⛈ soaked
Rainy days27 days
Humidity87%💦 very humid
Dew point21°C / 69°F
Sunshine7.5 h/day
Daylight12.1 h
Wind12 km/h / 7 mph
Air quality (US AQI)23🍃 good

Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.

Crowds in Yaoundé in September

How busy the place itself is — school and mass holidays, the months an editor tagged, and how sought-after the weather makes them. Never part of the comfort score.

Quietschool holidays in 2 of the markets that fill it, one of its worst months for weather(estimated)

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Peak crowdsBusyShoulder seasonQuiet

Best months for Yaoundé's weather

Ranked by this destination's own climate comfort score across the year — a different thing from how busy it gets (see Crowds above).

Fair weatherYaoundé's weather doesn't swing hard through the year — comfort stays fairly steady in every month.

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What's on in Yaoundé in September

Recurring seasonal events, natural spectacles, closures and holidays — curated and sourced.

  • Hazard

    Flash-flood season

    1 Sep – 31 Oct · usually

    The heaviest downpours of the year overwhelm blocked drains along the Mfoundi; streets in the centre around Avenue Kennedy and the Mfoundi market, and districts like Melen and Ekounou, flood and traffic stalls. Source ↗

  • Festival

    Ecrans Noirs film festival

    15 Sep – 31 Oct · usually

    Central Africa's main African cinema festival, founded in 1997, screens films for a week at the Palais des Congres, the National Museum and the Institut Francais. Once a July event, recent editions fell in late September or October. Source ↗

What's on around the world in September →

Where is Yaoundé?

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Yaoundé in September — FAQ

Is September a good time to visit Yaoundé?
September in Yaoundé: hot, soaked, with clean air — fine if you can take 27 rainy days. It ranks #10 of 12 months for Yaoundé on SeasonMap's comfort score (65/100).
What is the weather like in Yaoundé in September?
In September, Yaoundé averages a daily high of 27.7°C and a low of 20.6°C, with about 191.8 mm of rain over roughly 26.8 rainy days.
What is the air quality in Yaoundé in September?
Yaoundé has a mean US Air Quality Index of about 23 in September.