2021 SGD to AUD Historical Review

YEARLY HIGH

1.0411 AUD

YEARLY LOW

0.9507 AUD

YEARLY AVERAGE

0.9911 AUD

2021 SGD to AUD Performance & Market Timing Review

Analysis of key historical highlights and timing insights for 2021

During 2021, the SGD to AUD exchange rate experienced significant fluctuation. The market reached its absolute peak on December 3, valuing the pair at 1.0411. Conversely, the yearly low was recorded on February 24, dropping to 0.9507.

This high-to-low spread represents a total annual volatility of 0.0904 AUD. From a start-to-finish perspective, comparing the January average rate of 0.9773 to the December average rate of 1.0253, the exchange rate registered a net change of 4.92% (reflecting a strengthening trend).

Looking at year-over-year peak valuations, the 2021 high of 1.0411 was down 13.22% compared to the 2020 peak of 1.1996, 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 5,206 AUD

2020 Average 5,264 AUD

Yearly Trough Low 4,753 AUD

Transaction Impact: A difference of 452.06 AUD purely based on transaction execution date.

Trend Visualization

Monthly average fluctuations over the course of 2021.

1.0312

0.9607

JanuMarcMayJulySeptNove

SGD to AUD 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 0.9732, compared to 1.0091 in the second half (H2: Jul–Dec). This shows that the rate was stronger in the second half (Jul–Dec) by a margin of 0.0359 points.

H1 Avg (Jan–Jun) 0.9732

H2 Avg (Jul–Dec) 1.0091

Volatility Range Comparison

Volatility

The most volatile month in 2021 was November, with a trading range of 0.0418 AUD (High: 1.0278 / Low: 0.9860). On the other end, April was the most stable month, with a tight range of 0.0130 AUD (High: 0.9798 / Low: 0.9667).

November Spread (Volatile) ±0.0418

April Spread (Stable) ±0.0130

Growth Streaks & Declines

Trends

Between May and September, 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 September and October, when the average rate fell by 0.0139 points.

Longest Streak 4 Mo.

Sharpest MoM Drop -0.0139

Same-Month Historical Baseline

YoY Baseline

Comparing the current year's strongest month average (December 2021: 1.0253) against the same month in 2020 (average: 0.9958), the exchange rate shifted by +0.0295 (+2.96%).

2021 Avg (December) 1.0253

2020 Avg (December) 0.9958

Monthly Breakdown

Statistical summary for each calendar month.

Month	High	Low	Average
January	0.9874	0.9711	0.9773
February	0.9872	0.9507	0.9710
March	0.9790	0.9552	0.9666
April	0.9798	0.9667	0.9732
May	0.9804	0.9609	0.9695
June	0.9944	0.9745	0.9817
July	1.0051	0.9858	0.9941
August	1.0291	0.9997	1.0111
September	1.0231	0.9999	1.0138
October	1.0147	0.9857	0.9998
November	1.0278	0.9860	1.0101
December	1.0411	1.0176	1.0253