Data and sources
This section brings together reliable climate and agriculture data, always with a clear source so you can check it.
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This section brings together reliable climate and agriculture data, always with a clear source so you can check it.
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Every number here is fetched and checked automatically from these public sources; nothing is typed in by hand. Each number is checked before it's published (known country, sensible year and value, no duplicates). If a source fails, the last good data stays online with its date.
Last updated Oct 22, 2026Up to date
Free to use, with credit to NASA Langley Research Center POWER Project
Last updated Oct 22, 2026Up to date
Total rain and snow in a year near the capital city, from satellite and weather models.
Measured near the capital city, Niamey.
578 mm
Latest data: 2025 · Millimetres
Source: NASA POWER (Prediction Of Worldwide Energy Resources) · Licence: Free to use, with credit to NASA Langley Research Center POWER Project · Fetched Oct 22, 2026 · Check at the source
| Year | Value |
|---|---|
| 2025 | 578 mm |
| 2024 | 787 mm |
| 2023 | 487 mm |
| 2022 | 595 mm |
| 2021 | 510 mm |
| 2020 | 839 mm |
| 2019 | 502 mm |
| 2018 | 484 mm |
| 2017 | 570 mm |
| 2016 | 650 mm |
| 2015 | 635 mm |
| 2014 | 506 mm |
| 2013 | 591 mm |
| 2012 | 626 mm |
| 2011 | 414 mm |
| 2010 | 547 mm |
| 2009 | 520 mm |
| 2008 | 512 mm |
| 2007 | 564 mm |
| 2006 | 430 mm |
| 2005 | 612 mm |
| 2004 | 420 mm |
| 2003 | 582 mm |
| 2002 | 441 mm |
| 2001 | 474 mm |