Brazzaville weather in January
January in Brazzaville: sweltering, rainy, with muggy air — fine if you can take 19 rainy days.
Updated September 2026 · climate normals from ERA5 reanalysis
#6 of 12 months in Brazzaville · #829 of 1413 destinations to visit in January · comfort 65/100 (tier C)
- Days
- 32°C
- Nights
- 23°C
- Wet days
- 19
- Sun
- 9.6 h
- Humidity
- 84%
- Daylight
- 12 h

Traveller notes on Brazzaville in January
Detailed month-specific weather trip reports for Brazzaville are essentially absent from the forum, with most discussion instead focused on visa requirements, vaccinations against hepatitis, typhoid and yellow fever, and malaria precautions rather than granular climate detail. Given the limited destination-specific weather coverage, this note is grounded in the well-established regional pattern for this part of equatorial Central Africa: January sits within the warmer, wetter half of the year here, with consistently hot, humid conditions and frequent rain typical of the Congo Basin's tropical climate. Posters generally emphasize health precautions - vaccinations and malaria prevention - as the more pressing planning concern for a Brazzaville visit than the specific month chosen.
Other months in Brazzaville
Forum posters confirm July sits within the Congo Basin's dry season (roughly June through September), a period locals and regular visitors describe as the easier, more reliable window for travel around Brazzaville compared to the wetter months. Posters report positive July experiences here, including a multi-day safari-style trip into the wider Congo region praised as a highlight of their visit. The dry season's near-total lack of rain does come with real heat and humidity by afternoon, a genuine tropical Congo Basin climate rather than an arid one, so posters generally recommend light, breathable clothing alongside sun protection for a July visit despite the dry-season framing.
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Brazzaville climate normals — January
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
Crowds in Brazzaville in January
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.
Shoulder seasonschool holidays in 5 of the markets that fill it, an ordinary month(estimated)
Peak crowdsBusyShoulder seasonQuiet
Best months for Brazzaville'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 weatherBrazzaville's weather peaks June–August, best around July.
Best weatherFair weatherToughest weather
What's on in Brazzaville in January
Recurring seasonal events, natural spectacles, closures and holidays — curated and sourced.
- Hazard
Congo River flood season
15 Nov – 31 Jan · usuallyThe river runs highest at the end of the year while storms overwhelm the drains, so low-lying districts such as Talangai and Mfilou can flood and roads get cut. The winter of 2023-24 brought record high water. Source ↗
Nearby, and something's on
Within 300 km of Brazzaville — a day trip or a short hop — with something on this month. Never part of the comfort score.
Where is Brazzaville?
Brazzaville in January — FAQ
- Is January a good time to visit Brazzaville?
- January in Brazzaville: sweltering, rainy, with muggy air — fine if you can take 19 rainy days. It ranks #6 of 12 months for Brazzaville on SeasonMap's comfort score (65/100).
- What is the weather like in Brazzaville in January?
- In January, Brazzaville averages a daily high of 31.7°C and a low of 23°C, with about 115.9 mm of rain over roughly 18.6 rainy days.
- What is the air quality in Brazzaville in January?
- Brazzaville has a mean US Air Quality Index of about 91 in January.
Within 300 km: Kinshasa's Christmas and New Year around 24 Dec – 2 Jan.