2021 SGD to JPY Historical Review

YEARLY HIGH

85.3505 JPY

YEARLY LOW

77.9332 JPY

YEARLY AVERAGE

81.7132 JPY

2021 SGD to JPY Performance & Market Timing Review

Analysis of key historical highlights and timing insights for 2021

During 2021, the SGD to JPY exchange rate experienced significant fluctuation. The market reached its absolute peak on December 31, valuing the pair at 85.3505. Conversely, the yearly low was recorded on January 18, dropping to 77.9332.

This high-to-low spread represents a total annual volatility of 7.4173 JPY. From a start-to-finish perspective, comparing the January average rate of 78.2641 to the December average rate of 83.5008, the exchange rate registered a net change of 6.69% (reflecting a strengthening trend).

Looking at year-over-year peak valuations, the 2021 high of 85.3505 was up 4.31% compared to the 2020 peak of 81.8231, indicating shifts in long-term support levels.

Transfer Payout Power Comparison

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

Yearly Peak High 426,753 JPY

2020 Average 387,035 JPY

Yearly Trough Low 389,666 JPY

Transaction Impact: A difference of 37,086.71 JPY purely based on transaction execution date.

Trend Visualization

Monthly average fluctuations over the course of 2021.

84.5403

77.6935

JanuMarcMayJulySeptNove

SGD to JPY 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 80.8543, compared to 82.5722 in the second half (H2: Jul–Dec). This shows that the rate was stronger in the second half (Jul–Dec) by a margin of 1.7180 points.

H1 Avg (Jan–Jun) 80.8543

H2 Avg (Jul–Dec) 82.5722

Volatility Range Comparison

Volatility

The most volatile month in 2021 was October, with a trading range of 3.4089 JPY (High: 85.1764 / Low: 81.7675). On the other end, January was the most stable month, with a tight range of 0.8603 JPY (High: 78.7935 / Low: 77.9332).

October Spread (Volatile) ±3.4089

January Spread (Stable) ±0.8603

Growth Streaks & Declines

Trends

Between January and June, the exchange rate recorded its longest consecutive growth streak of the year, climbing for 5 straight months. Conversely, the sharpest month-over-month decline occurred between June and July, when the average rate fell by 1.1662 points.

Longest Streak 5 Mo.

Sharpest MoM Drop -1.1662

Same-Month Historical Baseline

YoY Baseline

Comparing the current year's strongest month average (December 2021: 83.5008) against the same month in 2020 (average: 77.8875), the exchange rate shifted by +5.6133 (+7.21%).

2021 Avg (December) 83.5008

2020 Avg (December) 77.8875

Monthly Breakdown

Statistical summary for each calendar month.

Month	High	Low	Average
January	78.7935	77.9332	78.2641
February	80.3285	78.7402	79.4165
March	82.3441	80.2887	81.0353
April	82.2594	81.2193	81.7068
May	83.0593	81.7855	82.1410
June	83.0621	81.9364	82.5619
July	82.6734	80.2876	81.3957
August	81.8622	80.4234	81.0805
September	82.2086	80.6897	81.7381
October	85.1764	81.7675	83.7485
November	84.7091	82.6448	83.9697
December	85.3505	82.1873	83.5008