2021 WST to LKR Historical Review

YEARLY HIGH

79.6318 LKR

YEARLY LOW

73.3834 LKR

YEARLY AVERAGE

77.9515 LKR

2021 WST to LKR Performance & Market Timing Review

Analysis of key historical highlights and timing insights for 2021

During 2021, the WST to LKR exchange rate experienced significant fluctuation. The market reached its absolute peak on April 12, valuing the pair at 79.6318. Conversely, the yearly low was recorded on January 3, dropping to 73.3834.

This high-to-low spread represents a total annual volatility of 6.2484 LKR. From a start-to-finish perspective, comparing the January average rate of 76.1894 to the December average rate of 78.0372, the exchange rate registered a net change of 2.43% (reflecting a strengthening trend).

Looking at year-over-year peak valuations, the 2021 high of 79.6318 was up 6.09% compared to the 2020 peak of 75.0634, indicating shifts in long-term support levels.

Transfer Payout Power Comparison

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

Yearly Peak High 398,159 LKR

2020 Average 348,536 LKR

Yearly Trough Low 366,917 LKR

Transaction Impact: A difference of 31,241.96 LKR purely based on transaction execution date.

Trend Visualization

Monthly average fluctuations over the course of 2021.

78.9997

75.9339

JanuMarcMayJulySeptNove

WST 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 77.7802, compared to 78.1228 in the second half (H2: Jul–Dec). This shows that the rate was stronger in the second half (Jul–Dec) by a margin of 0.3426 points.

H1 Avg (Jan–Jun) 77.7802

H2 Avg (Jul–Dec) 78.1228

Volatility Range Comparison

Volatility

The most volatile month in 2021 was January, with a trading range of 5.4901 LKR (High: 78.8736 / Low: 73.3834). On the other end, June was the most stable month, with a tight range of 0.6179 LKR (High: 78.7889 / Low: 78.1709).

January Spread (Volatile) ±5.4901

June Spread (Stable) ±0.6179

Growth Streaks & Declines

Trends

Between August and November, the exchange rate recorded its longest consecutive growth streak of the year, climbing for 3 straight months. Conversely, the sharpest month-over-month decline occurred between November and December, when the average rate fell by 0.7071 points.

Longest Streak 3 Mo.

Sharpest MoM Drop -0.7071

Same-Month Historical Baseline

YoY Baseline

Comparing the current year's strongest month average (April 2021: 78.0034) against the same month in 2020 (average: 69.0149), the exchange rate shifted by +8.9885 (+13.02%).

2021 Avg (April) 78.0034

2020 Avg (April) 69.0149

Monthly Breakdown

Statistical summary for each calendar month.

Month	High	Low	Average
January	78.8736	73.3834	76.1894
February	78.7381	76.7218	77.4594
March	78.9625	77.4581	78.1877
April	79.6318	75.8354	78.0034
May	79.3415	77.2220	78.2998
June	78.7889	78.1709	78.5413
July	78.7974	77.6428	78.1379
August	78.2767	77.2856	77.7562
September	78.7036	77.5910	77.9917
October	78.6782	77.5553	78.0694
November	79.1028	78.3807	78.7442
December	79.0215	77.4113	78.0372