2025 ISK to KRW Historical Review

YEARLY HIGH

11.7929 KRW

YEARLY LOW

10.2177 KRW

YEARLY AVERAGE

11.0994 KRW

2025 ISK to KRW Performance & Market Timing Review

Analysis of key historical highlights and timing insights for 2025

During 2025, the ISK to KRW exchange rate experienced significant fluctuation. The market reached its absolute peak on December 23, valuing the pair at 11.7929. Conversely, the yearly low was recorded on February 10, dropping to 10.2177.

This high-to-low spread represents a total annual volatility of 1.5752 KRW. From a start-to-finish perspective, comparing the January average rate of 10.3616 to the December average rate of 11.5884, the exchange rate registered a net change of 11.84% (reflecting a strengthening trend).

Looking at year-over-year peak valuations, the 2025 high of 11.7929 was up 10.91% compared to the 2024 peak of 10.6324, indicating shifts in long-term support levels.

Transfer Payout Power Comparison

Comparing the value generated converting 5,000 ISK based on timing:

Yearly Peak High 58,964 KRW

2024 Average 49,429 KRW

Yearly Trough Low 51,089 KRW

Transaction Impact: A difference of 7,875.81 KRW purely based on transaction execution date.

Trend Visualization

Monthly average fluctuations over the course of 2025.

11.7864

10.1560

JanuMarcMayJulySeptNove

ISK to KRW Seasonal Trends & Volatility Analysis

A structured review of seasonal halves, trading extremes, consecutive streaks, and historical baselines.

Seasonal Halves (H1 vs H2)

Seasonal

The average exchange rate in the first half of the year (H1: Jan–Jun) was 10.7323, compared to 11.4666 in the second half (H2: Jul–Dec). This shows that the rate was stronger in the second half (Jul–Dec) by a margin of 0.7343 points.

H1 Avg (Jan–Jun) 10.7323

H2 Avg (Jul–Dec) 11.4666

Volatility Range Comparison

Volatility

The most volatile month in 2025 was March, with a trading range of 0.7485 KRW (High: 11.1750 / Low: 10.4265). On the other end, August was the most stable month, with a tight range of 0.1419 KRW (High: 11.3577 / Low: 11.2158).

March Spread (Volatile) ±0.7485

August Spread (Stable) ±0.1419

Growth Streaks & Declines

Trends

Between February and April, the exchange rate recorded its longest consecutive growth streak of the year, climbing for 2 straight months. Conversely, the sharpest month-over-month decline occurred between April and May, when the average rate fell by 0.3645 points.

Longest Streak 2 Mo.

Sharpest MoM Drop -0.3645

Same-Month Historical Baseline

YoY Baseline

Comparing the current year's strongest month average (December 2025: 11.5884) against the same month in 2024 (average: 10.3886), the exchange rate shifted by +1.1998 (+11.55%).

2025 Avg (December) 11.5884

2024 Avg (December) 10.3886

Monthly Breakdown

Statistical summary for each calendar month.

Month	High	Low	Average
January	10.6071	10.2334	10.3616
February	10.4265	10.2177	10.2918
March	11.1750	10.4265	10.8414
April	11.2881	10.8999	11.1380
May	11.1342	10.5908	10.7735
June	11.2692	10.7524	10.9874
July	11.4390	11.1848	11.3132
August	11.3577	11.2158	11.3097
September	11.6361	11.2921	11.4475
October	11.7521	11.3845	11.6506
November	11.6275	11.2672	11.4900
December	11.7929	11.4672	11.5884