American Samoa vs Sierra Leone: Winter temperature anomalies
American Samoa
0.2171 °C
in 2025
Sierra Leone
0.1178 °C
in 2025
American Samoa rank
155th
Sierra Leone rank
158th
Winter temperature anomalies over time
- American Samoa
- Sierra Leone
How they compare
American Samoa currently reports 0.2171 °C against 0.1178 °C in Sierra Leone, a difference of 0.0993 °C.
That makes American Samoa's figure about 1.8 times Sierra Leone's.
The two have swapped places 32 times across 86 shared years of data; in 1940 it was American Samoa ahead.
American Samoa ranks 155th and Sierra Leone ranks 158th of 193 countries.
Across the 9 decades both report, American Samoa averaged higher in 4 and Sierra Leone in 5.
Head to head by decade
| Decade | American Samoa | Sierra Leone | Difference | Ahead |
|---|---|---|---|---|
| 1940s | -0.6758 °C | -0.7179 °C | 0.0422 °C | American Samoa |
| 1950s | -0.6229 °C | -0.6736 °C | 0.0507 °C | American Samoa |
| 1960s | -0.4388 °C | -0.4293 °C | 0.0095 °C | Sierra Leone |
| 1970s | -0.5923 °C | -0.5435 °C | 0.0488 °C | Sierra Leone |
| 1980s | -0.4675 °C | -0.5327 °C | 0.0653 °C | American Samoa |
| 1990s | -0.0541 °C | -0.4103 °C | 0.3563 °C | American Samoa |
| 2000s | 0.0321 °C | 0.2015 °C | 0.1694 °C | Sierra Leone |
| 2010s | 0.0247 °C | 0.0876 °C | 0.0629 °C | Sierra Leone |
| 2020s | 0.0011 °C | 0.6505 °C | 0.6494 °C | Sierra Leone |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher winter temperature anomalies, American Samoa or Sierra Leone?
- American Samoa, at 0.2171 °C against 0.1178 °C in Sierra Leone as of 2025.
- What is the difference in winter temperature anomalies between American Samoa and Sierra Leone?
- 0.0993 °C, with American Samoa ahead.
- How many years of comparable data are there for American Samoa and Sierra Leone?
- 86 years are reported by both, from 1940 to 2025.
- How do American Samoa and Sierra Leone rank globally for winter temperature anomalies?
- American Samoa ranks 155th and Sierra Leone ranks 158th of 193 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 Winter temperature 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 month's average surface temperature from the mean temperature of the same month during the period 1991-2020, measured in degrees Celsius.