2021 IDR to KRW Historical Review

YEARLY HIGH

0.0842 KRW

YEARLY LOW

0.0764 KRW

YEARLY AVERAGE

0.0800 KRW

2021 IDR to KRW Performance & Market Timing Review

Analysis of key historical highlights and timing insights for 2021

During 2021, the IDR to KRW exchange rate experienced significant fluctuation. The market reached its absolute peak on November 8, valuing the pair at 0.0842. Conversely, the yearly low was recorded on April 14, dropping to 0.0764.

This high-to-low spread represents a total annual volatility of 0.0079 KRW. From a start-to-finish perspective, comparing the January average rate of 0.0782 to the December average rate of 0.0827, the exchange rate registered a net change of 5.71% (reflecting a strengthening trend).

Looking at year-over-year peak valuations, the 2021 high of 0.0842 was down 5.38% compared to the 2020 peak of 0.0890, indicating shifts in long-term support levels.

Transfer Payout Power Comparison

Comparing the value generated converting 10,000,000 IDR based on timing:

Yearly Peak High 842,488 KRW

2020 Average 811,816 KRW

Yearly Trough Low 763,636 KRW

Transaction Impact: A difference of 78,851.90 KRW purely based on transaction execution date.

Trend Visualization

Monthly average fluctuations over the course of 2021.

0.0839

0.0763

JanuMarcMayJulySeptNove

IDR 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 0.0782, compared to 0.0818 in the second half (H2: Jul–Dec). This shows that the rate was stronger in the second half (Jul–Dec) by a margin of 0.0036 points.

H1 Avg (Jan–Jun) 0.0782

H2 Avg (Jul–Dec) 0.0818

Volatility Range Comparison

Volatility

The most volatile month in 2021 was January, with a trading range of 0.0033 KRW (High: 0.0797 / Low: 0.0764). On the other end, June was the most stable month, with a tight range of 0.0013 KRW (High: 0.0790 / Low: 0.0777).

January Spread (Volatile) ±0.0033

June Spread (Stable) ±0.0013

Growth Streaks & Declines

Trends

Between June and October, the exchange rate recorded its longest consecutive growth streak of the year, climbing for 4 straight months. Conversely, the sharpest month-over-month decline occurred between March and April, when the average rate fell by 0.0016 points.

Longest Streak 4 Mo.

Sharpest MoM Drop -0.0016

Same-Month Historical Baseline

YoY Baseline

Comparing the current year's strongest month average (November 2021: 0.0830) against the same month in 2020 (average: 0.0785), the exchange rate shifted by +0.0045 (+5.75%).

2021 Avg (November) 0.0830

2020 Avg (November) 0.0785

Monthly Breakdown

Statistical summary for each calendar month.

Month	High	Low	Average
January	0.0797	0.0764	0.0782
February	0.0799	0.0785	0.0791
March	0.0795	0.0774	0.0785
April	0.0778	0.0764	0.0769
May	0.0793	0.0774	0.0784
June	0.0790	0.0777	0.0782
July	0.0796	0.0776	0.0789
August	0.0816	0.0796	0.0807
September	0.0832	0.0810	0.0823
October	0.0842	0.0823	0.0833
November	0.0842	0.0823	0.0830
December	0.0837	0.0815	0.0827

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