2021 SDG to LKR Historical Review

YEARLY HIGH

3.5793 LKR

YEARLY LOW

0.0517 LKR

YEARLY AVERAGE

0.9204 LKR

2021 SDG to LKR Performance & Market Timing Review

Analysis of key historical highlights and timing insights for 2021

During 2021, the SDG to LKR exchange rate experienced significant fluctuation. The market reached its absolute peak on January 24, valuing the pair at 3.5793. Conversely, the yearly low was recorded on February 24, dropping to 0.0517.

This high-to-low spread represents a total annual volatility of 3.5276 LKR. From a start-to-finish perspective, comparing the January average rate of 3.4641 to the December average rate of 0.4627, the exchange rate registered a net change of -86.64% (reflecting a weakening trend).

Looking at year-over-year peak valuations, the 2021 high of 3.5793 was down 11.36% compared to the 2020 peak of 4.0378, indicating shifts in long-term support levels.

Transfer Payout Power Comparison

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

Yearly Peak High 17,896 LKR

2020 Average 17,163 LKR

Yearly Trough Low 258 LKR

Transaction Impact: A difference of 17,638.10 LKR purely based on transaction execution date.

Trend Visualization

Monthly average fluctuations over the course of 2021.

3.7661

0.1425

JanuMarcMayJulySeptNove

SDG to LKR 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 1.3846, compared to 0.4563 in the second half (H2: Jul–Dec). This shows that the rate was stronger in the first half (Jan–Jun) by a margin of 0.9283 points.

H1 Avg (Jan–Jun) 1.3846

H2 Avg (Jul–Dec) 0.4563

Volatility Range Comparison

Volatility

The most volatile month in 2021 was February, with a trading range of 3.5143 LKR (High: 3.5660 / Low: 0.0517). On the other end, August was the most stable month, with a tight range of 0.0037 LKR (High: 0.4504 / Low: 0.4467).

February Spread (Volatile) ±3.5143

August Spread (Stable) ±0.0037

Growth Streaks & Declines

Trends

Between July and November, 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 February and March, when the average rate fell by 2.3447 points.

Longest Streak 4 Mo.

Sharpest MoM Drop -2.3447

Same-Month Historical Baseline

YoY Baseline

Comparing the current year's strongest month average (January 2021: 3.4641) against the same month in 2020 (average: 4.0049), the exchange rate shifted by -0.5408 (-13.50%).

2021 Avg (January) 3.4641

2020 Avg (January) 4.0049

Monthly Breakdown

Statistical summary for each calendar month.

Month	High	Low	Average
January	3.5793	3.3711	3.4641
February	3.5660	0.0517	2.8639
March	0.5235	0.5139	0.5191
April	0.5296	0.5027	0.5181
May	0.5116	0.4714	0.4861
June	0.4709	0.4395	0.4562
July	0.4475	0.4395	0.4445
August	0.4504	0.4467	0.4478
September	0.4544	0.4488	0.4519
October	0.4587	0.4522	0.4556
November	0.9014	0.4564	0.4751
December	0.4649	0.4599	0.4627