Decadal average surface temperature in Sierra Leone
Sierra Leone: Decadal average surface temperature was 25.88 °C in 2010. ▬ Flat
Decadal average surface temperature in Sierra Leone, 1940–2010
Source: Contains modified Copernicus Climate Change Service information (2026) – with major processing by Our World in Data. Measured in °C.
Analysis
Sierra Leone recorded 25.88 °C for decadal average surface temperature in 2010. That is the highest value across all 8 years on record.
The figure is up 0.8% over ten years.
Over the whole period, decadal average surface temperature in Sierra Leone peaked at 25.88 °C in 2010 and was at its lowest, 24.84 °C, in 1950.
That places Sierra Leone 47th out of 193 countries with data for 2010, putting it in the top quarter.
Decadal average surface temperature in Sierra Leone, year by year
| Year | °C | Change |
|---|---|---|
| 1940 | 24.85 °C | — |
| 1950 | 24.84 °C | -0.0% |
| 1960 | 25.2 °C | +1.4% |
| 1970 | 25.38 °C | +0.7% |
| 1980 | 25.63 °C | +1.0% |
| 1990 | 25.53 °C | -0.4% |
| 2000 | 25.67 °C | +0.6% |
| 2010 | 25.88 °C | +0.8% |
Sierra Leone compared with similar countries
- Sierra Leone's 25.88 °C is above the median for low income countries, which is 25.88 °C, 1.0× the median. (25 countries reporting)
- Sierra Leone's 25.88 °C is above the median for Sub-Saharan Africa, which is 25.23 °C, 1.0× the median. (48 countries reporting)
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1940s | 24.85 °C | 24.85 °C | 24.85 °C | 1 |
| 1950s | 24.84 °C | 24.84 °C | 24.84 °C | 1 |
| 1960s | 25.2 °C | 25.2 °C | 25.2 °C | 1 |
| 1970s | 25.38 °C | 25.38 °C | 25.38 °C | 1 |
| 1980s | 25.63 °C | 25.63 °C | 25.63 °C | 1 |
| 1990s | 25.53 °C | 25.53 °C | 25.53 °C | 1 |
| 2000s | 25.67 °C | 25.67 °C | 25.67 °C | 1 |
| 2010s | 25.88 °C | 25.88 °C | 25.88 °C | 1 |
Countries ranked near Sierra Leone
More reference data data for Sierra Leone
- Emission Totals - Indirect emissions (N2O) - Manure applied to Soils 0.0238 (2050)
- Emission Totals - Indirect emissions (N2O) - Manure left on Pasture 0.4498 (2050)
- Emission Totals - Indirect emissions (N2O) - IPCC Agriculture 0.5935 (2050)
- Emission Totals - Indirect emissions (N2O) - Crop Residues 0.12 (2050)
- Emission Totals - Indirect emissions (N2O) - Agricultural Soils 0.5935 (2050)
- Emission Totals - Emissions (N2O) - Manure applied to Soils 0.0797 (2050)
- Emission Totals - Emissions (N2O) - Manure Management 0.044 (2050)
- Emission Totals - Emissions (N2O) - Manure left on Pasture 1.91 (2050)
- Emission Totals - Emissions (N2O) - IPCC Agriculture 2.72 (2050)
- Emission Totals - Emissions (N2O) - Crop Residues 0.6534 (2050)
Frequently asked questions
- What is decadal average surface temperature in Sierra Leone?
- Decadal average surface temperature in Sierra Leone was 25.88 °C in 2010, according to Contains modified Copernicus Climate Change Service information (2026) – with major processing by Our World in Data.
- What is the highest decadal average surface temperature recorded in Sierra Leone?
- The highest recorded value was 25.88 °C in 2010.
- What is the lowest decadal average surface temperature recorded in Sierra Leone?
- The lowest recorded value was 24.84 °C in 1950.
- How does Sierra Leone rank for decadal average surface temperature?
- Sierra Leone ranks 47th out of 193 countries with data for 2010.
- Is decadal average surface temperature rising or falling in Sierra Leone?
- Over the last ten years it is up 0.8%. The long-run trend across the full record is flat.
- Where does this Sierra Leone data come from?
- The figures come from Contains modified Copernicus Climate Change Service information (2026) – with major processing by Our World in Data, published as part of Decadal average surface temperature. Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 8 observations, free to reuse under CC BY 4.0 (Our World in Data).
About this data
Temperature of the air measured 2 meters above the ground, encompassing land, sea, and in-land water surfaces.