2025 ISK to SLL Historical Review
A comprehensive breakdown of exchange rate performance throughout the year 2025.
2025 ISK to SLL Performance & Market Timing Review
Analysis of key historical highlights and timing insights for 2025
During 2025, the ISK to SLL exchange rate experienced significant fluctuation. The market reached its absolute peak on September 16, valuing the pair at 174.0641. Conversely, the yearly low was recorded on February 2, dropping to 147.2048.
This high-to-low spread represents a total annual volatility of 26.8592 SLL. From a start-to-finish perspective, comparing the January average rate of 149.4009 to the December average rate of 165.8475, the exchange rate registered a net change of 11.01% (reflecting a strengthening trend).
Looking at year-over-year peak valuations, the 2025 high of 174.0641 was up 11.92% compared to the 2024 peak of 155.5255, indicating shifts in long-term support levels.
Comparing the value generated converting 5,000 ISK based on timing:
Trend Visualization
Monthly average fluctuations over the course of 2025.
ISK to SLL Seasonal Trends & Volatility Analysis
A structured review of seasonal halves, trading extremes, consecutive streaks, and historical baselines.
Seasonal Halves (H1 vs H2)
SeasonalThe average exchange rate in the first half of the year (H1: Jan–Jun) was 158.0375, compared to 169.6232 in the second half (H2: Jul–Dec). This shows that the rate was stronger in the second half (Jul–Dec) by a margin of 11.5857 points.
Volatility Range Comparison
VolatilityThe most volatile month in 2025 was March, with a trading range of 9.7985 SLL (High: 159.3669 / Low: 149.5685). On the other end, August was the most stable month, with a tight range of 1.6806 SLL (High: 171.5016 / Low: 169.8210).
Growth Streaks & Declines
TrendsBetween February and July, the exchange rate recorded its longest consecutive growth streak of the year, climbing for 5 straight months. Conversely, the sharpest month-over-month decline occurred between October and November, when the average rate fell by 6.3750 points.
Same-Month Historical Baseline
YoY BaselineComparing the current year's strongest month average (September 2025: 172.1985) against the same month in 2024 (average: 153.1574), the exchange rate shifted by +19.0411 (+12.43%).
Monthly Breakdown
Statistical summary for each calendar month.
| Month | High | Low | Average |
|---|---|---|---|
| January | 150.8380 | 148.0165 | 149.4009 |
| February | 151.4153 | 147.2048 | 149.2637 |
| March | 159.3669 | 149.5685 | 155.9253 |
| April | 166.3850 | 157.5351 | 162.4307 |
| May | 165.4529 | 158.6315 | 162.4669 |
| June | 173.8044 | 164.9972 | 168.7374 |
| July | 173.5886 | 168.4297 | 172.0489 |
| August | 171.5016 | 169.8210 | 170.7670 |
| September | 174.0641 | 169.8761 | 172.1985 |
| October | 173.3733 | 167.0743 | 171.6260 |
| November | 168.2128 | 163.8498 | 165.2510 |
| December | 167.4746 | 163.8498 | 165.8475 |