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 1Y range. Providers may omit weekends, holidays or dates without published data.
Data source: Frankfurter | Rate date:
Historical Chart
SLE/STN range data
1 SLE = 0.8933212 STN on
Monthly and annual reference summary
Calculated from available daily provider observations for 2026-07 and 2026.
| Date | Rate |
|---|---|
| 2026-07-08 | 1 SLE = 0.8895162 STN |
| 2026-07-09 | 1 SLE = 0.88812832 STN |
| 2026-07-10 | 1 SLE = 0.88847828 STN |
| 2026-07-13 | 1 SLE = 0.88784854 STN |
| 2026-07-14 | 1 SLE = 0.88823408 STN |
| 2026-07-15 | 1 SLE = 0.88851824 STN |
| 2026-07-16 | 1 SLE = 0.88611512 STN |
| 2026-07-17 | 1 SLE = 0.88764507 STN |
| 2026-07-20 | 1 SLE = 0.88736694 STN |
| 2026-07-21 | 1 SLE = 0.88782885 STN |
| 2026-07-22 | 1 SLE = 0.8892276 STN |
| 2026-07-23 | 1 SLE = 0.89046912 STN |
| 2026-07-24 | 1 SLE = 0.89170583 STN |
| 2026-07-27 | 1 SLE = 0.8912423 STN |
| 2026-07-28 | 1 SLE = 0.8933212 STN |
Historical trend summary
Observed changes in SLE/STN
Across 255 provider observations from to , SLE/STN finished below its first observation. The observed change was -3.39%.
The lowest observed rate was 1 SLE = 0.84589896 STN on . The highest was 1 SLE = 0.96625795 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 These are historical reference observations, not intraday transaction prices, forecasts or evidence that a single factor caused a particular change.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.