AU
Level 4Do not travel
Do not travel
Niger · Month guide
Niger in September
Around 38 °C with 15 mm of rain and 9.7 hours of sun a day.
September is a challenging month for Niger overall; regional choices matter most. Around 38 °C with 15 mm of rain and 9.7 hours of sun a day. Use the regional grid below to find where this month works best — national averages hide the swings between coast, highlands, and inland.
Acceptable
Niger · September
What the weather usually does
Niger · typical month
- Day / night25 – 38 °CYear range 12 – 41 °C
- Rainfall15 mmYear range 0 – 52 mm
- Sunshine9.7 hr / dayYear range 8.6 – 11.0 hr / day
What’s open · September
Things to do in Niger in September
Nothing in Niger shuts for the season; September runs the full list.
- OpenTravelling in the harmattan
nothing closes; the harmattan is the dry season, and it is what makes the roads passable — the trade-off is the dust
Sources: en.wikipedia.org, britannica.com
Opening seasons are checked by hand against the operators and parks themselves, not derived from the climate figures on this page. Last reviewed 2026-08-28. Dates move — confirm before you book.
Safety · 4 governments
What the governments say about Niger
Combined advisory · most-cautious-wins
Do not travel
Highest level across 4 governments · Advisory last changed
See breakdown by countryHide breakdown
DE
Level 4Do not travel
Do not travel
NL
Level 4Do not travel
Do not travel
US
Level 4Do not travel
Do not travel
Climate at a glance · 10-year ERA5
A decade of weather, in one page
— daytime high— overnight low▬ typical range
View data table
| Month | Average daytime high (°C) | Average overnight low (°C) | Typical low | Typical high |
|---|---|---|---|---|
| January | 26.5 | 11.5 | 8.5 | 31.5 |
| February | 29.1 | 13.7 | 9.9 | 34.3 |
| March | 35.1 | 19.3 | 15.6 | 39.0 |
| April | 39.1 | 23.2 | 18.6 | 42.1 |
| May | 41.0 | 26.4 | 23.5 | 43.1 |
| June | 40.4 | 27.4 | 25.8 | 42.5 |
| July | 38.5 | 26.8 | 25.5 | 40.4 |
| August | 36.8 | 26.0 | 24.4 | 39.5 |
| September | 37.7 | 25.2 | 23.6 | 39.3 |
| October | 36.3 | 22.2 | 18.2 | 38.9 |
| November | 32.1 | 16.9 | 13.5 | 35.5 |
| December | 27.7 | 13.0 | 9.9 | 32.5 |
View data table
| Month | Rainfall (mm) |
|---|---|
| January | 0 |
| February | 0 |
| March | 0 |
| April | 0 |
| May | 2 |
| June | 6 |
| July | 18 |
| August | 52 |
| September | 15 |
| October | 2 |
| November | 0 |
| December | 0 |
View data table
| Month | Sunshine hours (hr / day) |
|---|---|
| January | 10.5 |
| February | 10.8 |
| March | 10.8 |
| April | 11.0 |
| May | 10.6 |
| June | 10.1 |
| July | 9.5 |
| August | 8.6 |
| September | 9.7 |
| October | 10.3 |
| November | 10.7 |
| December | 10.3 |
— average▬ typical range
View data table
| Month | Average wind speed (km/h) | Typical low | Typical high |
|---|---|---|---|
| January | 15.5 | 10.6 | 20.4 |
| February | 15.5 | 10.8 | 21.0 |
| March | 14.7 | 10.6 | 19.8 |
| April | 13.5 | 10.4 | 17.3 |
| May | 12.8 | 10.2 | 16.4 |
| June | 13.0 | 10.3 | 16.5 |
| July | 14.1 | 10.8 | 17.1 |
| August | 13.0 | 9.4 | 16.4 |
| September | 12.1 | 9.3 | 15.1 |
| October | 13.2 | 10.5 | 17.3 |
| November | 13.6 | 10.1 | 17.1 |
| December | 14.9 | 10.4 | 19.7 |
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Sea surface temperature
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Humidity
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