2025 IDR to SLL Historical Review
A comprehensive breakdown of exchange rate performance throughout the year 2025.
2025 IDR to SLL Performance & Market Timing Review
Analysis of key historical highlights and timing insights for 2025
During 2025, the IDR to SLL exchange rate experienced significant fluctuation. The market reached its absolute peak on July 1, valuing the pair at 1.3217. Conversely, the yearly low was recorded on April 8, dropping to 1.2284.
This high-to-low spread represents a total annual volatility of 0.0934 SLL. From a start-to-finish perspective, comparing the January average rate of 1.2884 to the December average rate of 1.2564, the exchange rate registered a net change of -2.48% (reflecting a weakening trend).
Looking at year-over-year peak valuations, the 2025 high of 1.3217 was down 4.67% compared to the 2024 peak of 1.3865, indicating shifts in long-term support levels.
Comparing the value generated converting 10,000,000 IDR based on timing:
Trend Visualization
Monthly average fluctuations over the course of 2025.
IDR 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 1.2763, compared to 1.2701 in the second half (H2: Jul–Dec). This shows that the rate was stronger in the first half (Jan–Jun) by a margin of 0.0062 points.
Volatility Range Comparison
VolatilityThe most volatile month in 2025 was July, with a trading range of 0.0501 SLL (High: 1.3217 / Low: 1.2717). On the other end, November was the most stable month, with a tight range of 0.0084 SLL (High: 1.2606 / Low: 1.2522).
Growth Streaks & Declines
TrendsBetween April and July, the exchange rate recorded its longest consecutive growth streak of the year, climbing for 3 straight months. Conversely, the sharpest month-over-month decline occurred between March and April, when the average rate fell by 0.0261 points.
Same-Month Historical Baseline
YoY BaselineComparing the current year's strongest month average (July 2025: 1.2879) against the same month in 2024 (average: 1.2905), the exchange rate shifted by -0.0026 (-0.20%).
Monthly Breakdown
Statistical summary for each calendar month.
| Month | High | Low | Average |
|---|---|---|---|
| January | 1.2968 | 1.2784 | 1.2884 |
| February | 1.2960 | 1.2662 | 1.2847 |
| March | 1.2881 | 1.2589 | 1.2739 |
| April | 1.2667 | 1.2284 | 1.2478 |
| May | 1.2930 | 1.2558 | 1.2756 |
| June | 1.3129 | 1.2752 | 1.2874 |
| July | 1.3217 | 1.2717 | 1.2879 |
| August | 1.3012 | 1.2717 | 1.2867 |
| September | 1.2809 | 1.2507 | 1.2688 |
| October | 1.2761 | 1.2594 | 1.2643 |
| November | 1.2606 | 1.2522 | 1.2568 |
| December | 1.2631 | 1.2499 | 1.2564 |