climate
Annual precipitation
Annual rain and snow expressed as water depth.
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Data insight
Global perspective
The world estimate was 1,193 mm in 2025, up 7.8% from 2015. Across the longer period from 2005, the global estimate changed by +86.3 mm (+7.8%). Latest country observations range from 6.35 mm in Egypt (2025) to 4,152 mm in Papua New Guinea (2025), with the middle country observation at 967 mm; observation years may differ. Across the derived regional aggregates, South America reports 1,880 mm, while Europe reports 807 mm. Over roughly a decade, South America changed by +36.1 mm; Europe changed by +19.5 mm. Among countries with sufficient history, the largest absolute decade increase was +1,349 mm in Philippines, while the largest decrease was -1,909 mm in Kiribati. Coverage includes 190 countries; their latest observation years span 2025-2025, with a median latest year of 2025.
Belgium over time
Belgium reports 761.49 mm in 2025. From 2015 to 2025, Belgium decreased by 68.45 mm (8.2%). From 2005 to 2025, Belgium decreased by 27.23 mm (3.5%). The latest decade changed by −68.45 mm, versus +41.23 mm in the preceding decade, indicating a reversal in direction.
Europe and world context
This is 45.03 mm below Europe (2025). This is 431.28 mm below the world estimate (2025). From 2015 to 2025, Europe increased by 19.49 mm (2.5%). The latest decade changed by +19.49 mm, versus −10.7 mm in the preceding decade, indicating a reversal in direction.
Belgium has the 123rd-highest latest observation among 190 countries and 25th among 41 countries in Europe. Latest observation years span 2025-2025, so ranks are descriptive rather than perfectly synchronized.
- Regional spread: South America is at 1,880 mm (2025), compared with 807 mm in Europe (2025).
- Largest observed decade increase: Philippines changed by +1,349 mm.
- Largest observed decade decrease: Kiribati changed by -1,909 mm.
- Coverage: 190 countries; the median latest observation is 2025, with latest country observations spanning 2025-2025.
Source
Our World in Data
Source series average-precipitation-per-year. World and continent values are derived from available countries using population-weighted averages.