Historical Exchange Rates
SLE to STN Historical Exchange Rates
Review date-based historical exchange-rate data for Sierra Leonean Leone and São Tomé and Príncipe Dobra. This page is designed for historical lookup, not current conversion.
Showing the 3M range. Providers may omit weekends, holidays or dates without published data.
Data source: Frankfurter | Rate date:
Historical Chart
SLE/STN range data
1 SLE = 0.93373416 STN on
Monthly and annual reference summary
Calculated from available daily provider observations for 2026-10 and 2026.
| Date | Rate |
|---|---|
| 2026-10-06 | 1 SLE = 0.90966112 STN |
| 2026-10-07 | 1 SLE = 0.9082351 STN |
| 2026-10-08 | 1 SLE = 0.90883322 STN |
| 2026-10-09 | 1 SLE = 0.91381916 STN |
| 2026-10-12 | 1 SLE = 0.91850192 STN |
| 2026-10-13 | 1 SLE = 0.92271045 STN |
| 2026-10-14 | 1 SLE = 0.91555331 STN |
| 2026-10-15 | 1 SLE = 0.9112488 STN |
| 2026-10-16 | 1 SLE = 0.91423519 STN |
| 2026-10-19 | 1 SLE = 0.91980311 STN |
| 2026-10-20 | 1 SLE = 0.92225155 STN |
| 2026-10-21 | 1 SLE = 0.94409237 STN |
| 2026-10-22 | 1 SLE = 0.93734929 STN |
| 2026-10-23 | 1 SLE = 0.93755365 STN |
| 2026-10-26 | 1 SLE = 0.93373416 STN |
Historical trend summary
Observed changes in SLE/STN
Across 64 provider observations from to , SLE/STN finished above its first observation. The observed change was +2.86%.
The lowest observed rate was 1 SLE = 0.87803468 STN on . The highest was 1 SLE = 0.94409237 STN on . These statements describe the selected data only and are not a forecast.
Historical Context
Understanding SLE/STN historical data
SLE/STN records how many são tomé and príncipe dobra units one sierra leonean leone represented at each provider publication. Both currencies are associated with Africa, but they remain separate monetary units with their own issuing and policy arrangements. The series can support dated price comparisons, cross-currency records and research into how the relationship changed over the selected period.
Observed movement can reflect relative inflation, economic activity, monetary-policy conditions, trade and demand for the two currencies. The documented exchange-rate arrangements also provide context: Market-based exchange-rate framework; Fixed relationship with the euro. These are historical reference observations, not intraday transaction prices, forecasts or evidence that a single factor caused a particular change.
Exchange-rate information is provided for reference only and is not financial, trading or investment advice.
Source and calculation method
CurrencyHub preserves the requested date separately from the actual provider publication date. Monthly and annual averages are arithmetic means of available daily observations, and the month-end value is the final published observation in that calendar month. No missing weekend or holiday rate is invented or interpolated. Review the policy that applies to any accounting, tax or legal use.
Data interpretation note
These observations are reference rates for comparison and research, not bank execution prices. A requested weekend or holiday may have no publication because the provider follows its own release calendar; CurrencyHub identifies the actual published date instead of inventing or interpolating a value. Banks and payment services can use different processing dates, spreads and fees.