Historical Exchange Rates
SLE to NGN Historical Exchange Rates
Review date-based historical exchange-rate data for Sierra Leonean Leone and Nigerian Naira. This page is designed for historical lookup, not current conversion.
Showing the 30D range. Providers may omit weekends, holidays or dates without published data.
Data source: Frankfurter | Rate date:
Historical Chart
SLE/NGN range data
1 SLE = 54.033744 NGN on
Monthly and annual reference summary
Calculated from available daily provider observations for 2026-09 and 2026.
| Date | Rate |
|---|---|
| 2026-08-24 | 1 SLE = 55.292378 NGN |
| 2026-08-25 | 1 SLE = 55.258706 NGN |
| 2026-08-26 | 1 SLE = 54.981618 NGN |
| 2026-08-27 | 1 SLE = 54.686471 NGN |
| 2026-08-28 | 1 SLE = 54.516889 NGN |
| 2026-08-31 | 1 SLE = 54.580771 NGN |
| 2026-09-01 | 1 SLE = 54.48342 NGN |
| 2026-09-02 | 1 SLE = 54.15558 NGN |
| 2026-09-03 | 1 SLE = 54.124393 NGN |
| 2026-09-04 | 1 SLE = 54.091485 NGN |
| 2026-09-07 | 1 SLE = 54.100864 NGN |
| 2026-09-08 | 1 SLE = 54.03307 NGN |
| 2026-09-09 | 1 SLE = 53.809951 NGN |
| 2026-09-10 | 1 SLE = 53.875214 NGN |
| 2026-09-11 | 1 SLE = 54.033744 NGN |
Historical trend summary
Observed changes in SLE/NGN
Across 22 provider observations from to , SLE/NGN finished below its first observation. The observed change was -2.66%.
The lowest observed rate was 1 SLE = 53.809951 NGN on . The highest was 1 SLE = 55.572213 NGN on . These statements describe the selected data only and are not a forecast.
Historical Context
Understanding SLE/NGN historical data
SLE/NGN records how many nigerian naira 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. These are historical reference observations, not intraday transaction prices, forecasts or evidence that a single factor caused a particular change.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.