Equatorial Guinea vs Sierra Leone: Annual precipitation
Equatorial Guinea
2,682 millimeters
in 2025
Sierra Leone
2,951 millimeters
in 2025
Equatorial Guinea rank
15th
Sierra Leone rank
13th
Annual precipitation over time
- Equatorial Guinea
- Sierra Leone
How they compare
Sierra Leone currently reports 2,951 millimeters against 2,682 millimeters in Equatorial Guinea, a difference of 269 millimeters.
That makes Sierra Leone's figure about 1.1 times Equatorial Guinea's.
The two have swapped places 23 times across 86 shared years of data; in 1940 it was Equatorial Guinea ahead.
Equatorial Guinea ranks 15th and Sierra Leone ranks 13th of 192 countries.
Across the 9 decades both report, Equatorial Guinea averaged higher in 8 and Sierra Leone in 1.
Head to head by decade
| Decade | Equatorial Guinea | Sierra Leone | Difference | Ahead |
|---|---|---|---|---|
| 1940s | 2,608 millimeters | 2,396 millimeters | 211.8 millimeters | Equatorial Guinea |
| 1950s | 2,652 millimeters | 2,791 millimeters | 139.5 millimeters | Sierra Leone |
| 1960s | 2,971 millimeters | 2,661 millimeters | 310.08 millimeters | Equatorial Guinea |
| 1970s | 3,096 millimeters | 2,678 millimeters | 418.02 millimeters | Equatorial Guinea |
| 1980s | 3,085 millimeters | 2,624 millimeters | 461.22 millimeters | Equatorial Guinea |
| 1990s | 2,991 millimeters | 2,477 millimeters | 513.9 millimeters | Equatorial Guinea |
| 2000s | 2,936 millimeters | 2,521 millimeters | 414.98 millimeters | Equatorial Guinea |
| 2010s | 2,909 millimeters | 2,570 millimeters | 339.04 millimeters | Equatorial Guinea |
| 2020s | 2,785 millimeters | 2,695 millimeters | 90.68 millimeters | Equatorial Guinea |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher annual precipitation, Equatorial Guinea or Sierra Leone?
- Sierra Leone, at 2,951 millimeters against 2,682 millimeters in Equatorial Guinea as of 2025.
- What is the difference in annual precipitation between Equatorial Guinea and Sierra Leone?
- 269 millimeters, with Sierra Leone ahead.
- How many years of comparable data are there for Equatorial Guinea and Sierra Leone?
- 86 years are reported by both, from 1940 to 2025.
- How do Equatorial Guinea and Sierra Leone rank globally for annual precipitation?
- Equatorial Guinea ranks 15th and Sierra Leone ranks 13th 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 Annual precipitation. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
Total annual precipitation—rain and snow—calculated as the sum of daily averages, reported as the depth of water falling to Earth's surface, excluding fog and dew.