Winter temperature anomalies in Sierra Leone
Sierra Leone: Winter temperature anomalies was 0.1178 °C in 2025. ◆ Volatile
Winter temperature anomalies in Sierra Leone, 1940–2025
Source: Contains modified Copernicus Climate Change Service information (2026) – with major processing by Our World in Data. Measured in °C.
Analysis
Sierra Leone recorded 0.1178 °C for winter temperature anomalies in 2025.
Compared with earlier readings it is down 90.2% on the previous year and up 154.8% over ten years.
Over the whole period, winter temperature anomalies in Sierra Leone peaked at 1.23 °C in 2021 and was at its lowest, -1.73 °C, in 1942.
Sierra Leone ranks 158th of 193 countries on this measure, in the bottom quarter.
The series is highly variable year to year, so single readings are best treated with caution.
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1940s | -0.7179 °C | -1.73 °C | -0.1502 °C | 10 |
| 1950s | -0.6736 °C | -1.56 °C | -0.2078 °C | 10 |
| 1960s | -0.4293 °C | -1.57 °C | 0.3735 °C | 10 |
| 1970s | -0.5435 °C | -1.43 °C | 0.1076 °C | 10 |
| 1980s | -0.5327 °C | -1.07 °C | 0.0949 °C | 10 |
| 1990s | -0.4103 °C | -0.8283 °C | -0.047 °C | 10 |
| 2000s | 0.2015 °C | -0.1868 °C | 0.4974 °C | 10 |
| 2010s | 0.0876 °C | -0.3072 °C | 1.18 °C | 10 |
| 2020s | 0.6505 °C | 0.1178 °C | 1.23 °C | 6 |
Countries ranked near Sierra Leone
More reference data data for Sierra Leone
- Spring temperature anomalies 0.1247 °C (2026)
- Summer temperature anomalies 0.8874 °C (2026)
- Temperature anomalies by month 0.2824 °C (2026)
- Universal right to vote in practice 2 (2025)
- Autumn temperature anomalies 0.1314 °C (2025)
- Consumer price index 771.75 2010 = 100 (2025)
- Universal right to vote 2 (2025)
- Competitive elections 0 (2025)
- Men's universal right to vote 1 (2025)
- Elected parliament 1 (2025)
Frequently asked questions
- What is winter temperature anomalies in Sierra Leone?
- Winter temperature anomalies in Sierra Leone was 0.1178 °C in 2025, according to Contains modified Copernicus Climate Change Service information (2026) – with major processing by Our World in Data.
- What is the highest winter temperature anomalies recorded in Sierra Leone?
- The highest recorded value was 1.23 °C in 2021.
- What is the lowest winter temperature anomalies recorded in Sierra Leone?
- The lowest recorded value was -1.73 °C in 1942.
- How does Sierra Leone rank for winter temperature anomalies?
- Sierra Leone ranks 158th out of 193 countries with data for 2025.
- Is winter temperature anomalies rising or falling in Sierra Leone?
- Over the last ten years it is up 154.8%. The long-run trend across the full record is volatile.
- 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 Winter temperature anomalies. Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 86 observations, free to reuse under CC BY 4.0 (Our World in Data).
About this data
The difference in a specific month's average surface temperature from the mean temperature of the same month during the period 1991-2020, measured in degrees Celsius.