Niamey weather in December
December in Niamey: hot, dry — one of the best months to visit.
Updated September 2026 · climate normals from ERA5 reanalysis
#2 of 12 months in Niamey · #342 of 1413 destinations to visit in December · comfort 84/100 (tier A)
- Days
- 34°C
- Nights
- 18°C
- Wet days
- 0
- Sun
- 10.3 h
- Humidity
- 22%
- Daylight
- 11 h

Traveller notes on Niamey in December
Other months in Niamey
Detailed month-specific weather trip reports for Niamey are essentially absent from the forum, with what discussion exists focused mainly on safety and current travel conditions rather than granular climate detail. Given the limited destination-specific coverage, this note is grounded in the well-established regional pattern for this part of the Sahel: July sits within Niger's rainy season, bringing hot, increasingly humid conditions with real afternoon rain on top of persistent heat, a genuine change from the drier, dustier stretch that dominates most of the rest of the year. Posters generally emphasize checking current safety guidance as the more pressing concern for a Niamey visit than the specific month chosen.
Forum posters who've spent time in Niamey in January describe locals as almost invariably friendly and hospitable, with one detailed trip report from a week-long January stay covering local restaurants and sights around the city. Posters don't detail exact January temperatures, but Niger's dry season runs roughly November through May, placing January well within it - real daytime heat remains a given even in the cooler months here, with the Sahel's dry, dust-influenced air a more likely daily feature than any rain. Posters generally recommend lightweight, sun-protective clothing for a January visit, with the main practical concerns raised in forum discussions centering more on safety and logistics than on weather specifics.
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Niamey climate normals — December
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
Crowds in Niamey in December
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.
BusyRepublic Day, school holidays in 5 of the markets that fill it(estimated)
Peak crowdsBusyShoulder seasonQuiet
Best months for Niamey'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).
Best weatherNiamey's weather peaks December–February, best around January.
Best weatherFair weatherToughest weather
What's on in Niamey in December
Recurring seasonal events, natural spectacles, closures and holidays — curated and sourced.
- Season
Harmattan
25 Nov – 28 Feb · usuallyDust seasonThe coolest and driest weeks of the year, and the dustiest: a north-easterly off the Sahara, cold enough for a jacket at dawn, and a haze that never fully lifts. Source ↗
- Holiday
Republic Day
18 DecNational holidayClosuresCrowded18 December is the biggest civic date of the Nigerien year and the government has traditionally rotated the main ceremony around a different regional capital. Everything official closes. Source ↗
Where is Niamey?
Niamey in December — FAQ
- Is December a good time to visit Niamey?
- December in Niamey: hot, dry — one of the best months to visit. It ranks #2 of 12 months for Niamey on SeasonMap's comfort score (84/100).
- What is the weather like in Niamey in December?
- In December, Niamey averages a daily high of 33.5°C and a low of 18.4°C, with about 0 mm of rain over roughly 0 rainy days.
- What is the air quality in Niamey in December?
- Niamey has a mean US Air Quality Index of about 77 in December.