2021 JPY to IDR Historical Review

YEARLY HIGH

137.6762 IDR

YEARLY LOW

122.9620 IDR

YEARLY AVERAGE

130.3657 IDR

2021 JPY to IDR Performance & Market Timing Review

Analysis of key historical highlights and timing insights for 2021

During 2021, the JPY to IDR exchange rate experienced significant fluctuation. The market reached its absolute peak on January 1, valuing the pair at 137.6762. Conversely, the yearly low was recorded on October 16, dropping to 122.9620.

This high-to-low spread represents a total annual volatility of 14.7143 IDR. From a start-to-finish perspective, comparing the January average rate of 135.4722 to the December average rate of 125.8361, the exchange rate registered a net change of -7.11% (reflecting a weakening trend).

Looking at year-over-year peak valuations, the 2021 high of 137.6762 was down 10.31% compared to the 2020 peak of 153.5041, indicating shifts in long-term support levels.

Transfer Payout Power Comparison

Comparing the value generated converting 500,000 JPY based on timing:

Yearly Peak High 68,838,121 IDR

2020 Average 68,143,521 IDR

Yearly Trough Low 61,480,978 IDR

Transaction Impact: A difference of 7,357,142.82 IDR purely based on transaction execution date.

Trend Visualization

Monthly average fluctuations over the course of 2021.

136.4854

124.3264

JanuMarcMayJulySeptNove

JPY 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 132.6372, compared to 128.0942 in the second half (H2: Jul–Dec). This shows that the rate was stronger in the first half (Jan–Jun) by a margin of 4.5431 points.

H1 Avg (Jan–Jun) 132.6372

H2 Avg (Jul–Dec) 128.0942

Volatility Range Comparison

Volatility

The most volatile month in 2021 was October, with a trading range of 5.9939 IDR (High: 128.9559 / Low: 122.9620). On the other end, March was the most stable month, with a tight range of 2.2227 IDR (High: 133.5446 / Low: 131.3219).

October Spread (Volatile) ±5.9939

March Spread (Stable) ±2.2227

Growth Streaks & Declines

Trends

No sustained consecutive month-over-month growth streak of 2+ months occurred in 2021. Conversely, the sharpest month-over-month decline occurred between September and October, when the average rate fell by 4.0156 points.

Longest Streak 1 Mo.

Sharpest MoM Drop -4.0156

Same-Month Historical Baseline

YoY Baseline

Comparing the current year's strongest month average (January 2021: 135.4722) against the same month in 2020 (average: 125.6092), the exchange rate shifted by +9.8629 (+7.85%).

2021 Avg (January) 135.4722

2020 Avg (January) 125.6092

मासिक विश्लेषण

प्रत्येक कॅलेंडर महिन्यासाठी सांख्यिकीय सारांश.

Month	High	Low	Average
January	137.6762	133.9494	135.4722
February	134.4875	131.9255	133.3018
March	133.5446	131.3219	132.2756
April	134.7736	131.1649	133.2984
May	132.4874	129.7546	131.1044
June	131.8035	129.3232	130.3711
July	133.2053	130.2017	131.5401
August	132.0604	129.4936	130.9564
September	130.4778	128.0976	129.4542
October	128.9559	122.9620	125.4386
November	127.1979	123.9041	125.3397
December	128.7709	123.7023	125.8361

२०२५ भारतीय रुपया ते ब्रिटिश पाउंड ऐतिहासिक आढावा