Samoa vs Sierra Leone: Precipitation anomalies
Samoa
432.88 millimeters
in 2025
Sierra Leone
425.21 millimeters
in 2025
Samoa rank
6th
Sierra Leone rank
7th
Precipitation anomalies over time
- Samoa
- Sierra Leone
How they compare
Samoa currently reports 432.88 millimeters against 425.21 millimeters in Sierra Leone, a difference of 7.67 millimeters.
The two have swapped places 36 times across 86 shared years of data; in 1940 it was Samoa ahead.
Samoa ranks 6th and Sierra Leone ranks 7th of 192 countries.
Across the 9 decades both report, Samoa averaged higher in 1 and Sierra Leone in 8.
Head to head by decade
| Decade | Samoa | Sierra Leone | Difference | Ahead |
|---|---|---|---|---|
| 1940s | -201.4 millimeters | -130.25 millimeters | 71.16 millimeters | Sierra Leone |
| 1950s | -235.61 millimeters | 265.08 millimeters | 500.7 millimeters | Sierra Leone |
| 1960s | -139.09 millimeters | 134.88 millimeters | 273.97 millimeters | Sierra Leone |
| 1970s | -350.39 millimeters | 152.17 millimeters | 502.55 millimeters | Sierra Leone |
| 1980s | -256.92 millimeters | 97.62 millimeters | 354.54 millimeters | Sierra Leone |
| 1990s | -144.35 millimeters | -49.11 millimeters | 95.24 millimeters | Sierra Leone |
| 2000s | -1.67 millimeters | -5.32 millimeters | 3.65 millimeters | Samoa |
| 2010s | 30.02 millimeters | 43.24 millimeters | 13.22 millimeters | Sierra Leone |
| 2020s | 149.49 millimeters | 168.26 millimeters | 18.77 millimeters | Sierra Leone |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher precipitation anomalies, Samoa or Sierra Leone?
- Samoa, at 432.88 millimeters against 425.21 millimeters in Sierra Leone as of 2025.
- What is the difference in precipitation anomalies between Samoa and Sierra Leone?
- 7.67 millimeters, with Samoa ahead.
- How many years of comparable data are there for Samoa and Sierra Leone?
- 86 years are reported by both, from 1940 to 2025.
- How do Samoa and Sierra Leone rank globally for precipitation anomalies?
- Samoa ranks 6th and Sierra Leone ranks 7th of 192 countries.
- Where does this data come from?
- Contains modified Copernicus Climate Change Service information (2026) – with major processing by Our World in Data, published as Precipitation anomalies. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
Difference in a specific year's total precipitation—rain and snow—from the 1991–2020 average, measured in millimeters, excluding fog and dew.