2021 KRW to IDR Historical Review

YEARLY HIGH

13.0952 IDR

YEARLY LOW

11.8696 IDR

YEARLY AVERAGE

12.5064 IDR

2021 KRW to IDR Performance & Market Timing Review

Analysis of key historical highlights and timing insights for 2021

During 2021, the KRW to IDR exchange rate experienced significant fluctuation. The market reached its absolute peak on April 14, valuing the pair at 13.0952. Conversely, the yearly low was recorded on November 8, dropping to 11.8696.

This high-to-low spread represents a total annual volatility of 1.2256 IDR. From a start-to-finish perspective, comparing the January average rate of 12.7855 to the December average rate of 12.0947, the exchange rate registered a net change of -5.40% (reflecting a weakening trend).

Looking at year-over-year peak valuations, the 2021 high of 13.0952 was down 2.70% compared to the 2020 peak of 13.4587, indicating shifts in long-term support levels.

Transfer Payout Power Comparison

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

Yearly Peak High 65,476,201 IDR

2020 Average 61,695,182 IDR

Yearly Trough Low 59,348,017 IDR

Transaction Impact: A difference of 6,128,184.37 IDR purely based on transaction execution date.

Trend Visualization

Monthly average fluctuations over the course of 2021.

13.0958

11.9073

JanuMarcMayJulySeptNove

KRW to IDR 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 12.7844, compared to 12.2284 in the second half (H2: Jul–Dec). This shows that the rate was stronger in the first half (Jan–Jun) by a margin of 0.5560 points.

H1 Avg (Jan–Jun) 12.7844

H2 Avg (Jul–Dec) 12.2284

Volatility Range Comparison

Volatility

The most volatile month in 2021 was January, with a trading range of 0.5470 IDR (High: 13.0914 / Low: 12.5444). On the other end, June was the most stable month, with a tight range of 0.2134 IDR (High: 12.8758 / Low: 12.6624).

January Spread (Volatile) ±0.5470

June Spread (Stable) ±0.2134

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 July and August, when the average rate fell by 0.2762 points.

Longest Streak 2 Mo.

Sharpest MoM Drop -0.2762

Same-Month Historical Baseline

YoY Baseline

Comparing the current year's strongest month average (April 2021: 12.9968) against the same month in 2020 (average: 12.8845), the exchange rate shifted by +0.1123 (+0.87%).

2021 Avg (April) 12.9968

2020 Avg (April) 12.8845

Monthly Breakdown

Statistical summary for each calendar month.

Month	High	Low	Average
January	13.0914	12.5444	12.7855
February	12.7443	12.5145	12.6411
March	12.9259	12.5770	12.7350
April	13.0952	12.8503	12.9968
May	12.9235	12.6031	12.7598
June	12.8758	12.6624	12.7881
July	12.8806	12.5624	12.6719
August	12.5599	12.2512	12.3957
September	12.3406	12.0212	12.1583
October	12.1529	11.8725	12.0063
November	12.1531	11.8696	12.0435
December	12.2647	11.9465	12.0947