2026 THB to SLL Historical Review

YEARLY HIGH

679.8477 SLL

YEARLY LOW

620.1964 SLL

YEARLY AVERAGE

649.4144 SLL

2026 THB to SLL Performance & Market Timing Review

Analysis of key historical highlights and timing insights for 2026

During 2026, the THB to SLL exchange rate experienced significant fluctuation. The market reached its absolute peak on January 25, valuing the pair at 679.8477. Conversely, the yearly low was recorded on July 23, dropping to 620.1964.

This high-to-low spread represents a total annual volatility of 59.6513 SLL. From a start-to-finish perspective, comparing the January average rate of 669.3615 to the December average rate of 625.8882, the exchange rate registered a net change of -6.49% (reflecting a weakening trend).

Looking at year-over-year peak valuations, the 2026 high of 679.8477 was up 0.67% compared to the 2025 peak of 675.3462, indicating shifts in long-term support levels.

Transfer Payout Power Comparison

Comparing the value generated converting 250,000 THB based on timing:

Yearly Peak High 169,961,926 SLL

2025 Average 159,667,224 SLL

Yearly Trough Low 155,049,109 SLL

Transaction Impact: A difference of 14,912,817.09 SLL purely based on transaction execution date.

Trend Visualization

Monthly average fluctuations over the course of 2026.

676.0596

621.3272

JanuMarcMayJuly

THB to SLL 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 653.3354, compared to 625.8882 in the second half (H2: Jul–Dec). This shows that the rate was stronger in the first half (Jan–Jun) by a margin of 27.4472 points.

H1 Avg (Jan–Jun) 653.3354

H2 Avg (Jul–Dec) 625.8882

Volatility Range Comparison

Volatility

The most volatile month in 2026 was March, with a trading range of 35.8857 SLL (High: 671.9033 / Low: 636.0176). On the other end, May was the most stable month, with a tight range of 2.1935 SLL (High: 644.5622 / Low: 642.3687).

March Spread (Volatile) ±35.8857

May Spread (Stable) ±2.1935

Growth Streaks & Declines

Trends

No sustained consecutive month-over-month growth streak of 2+ months occurred in 2026. Conversely, the sharpest month-over-month decline occurred between February and March, when the average rate fell by 21.2406 points.

Longest Streak 1 Mo.

Sharpest MoM Drop -21.2406

Same-Month Historical Baseline

YoY Baseline

Comparing the current year's strongest month average (January 2026: 669.3615) against the same month in 2025 (average: 612.1169), the exchange rate shifted by +57.2446 (+9.35%).

2026 Avg (January) 669.3615

2025 Avg (January) 612.1169

Monthly Breakdown

Statistical summary for each calendar month.

Month	High	Low	Average
January	679.8477	663.6156	669.3615
February	678.2397	658.4337	671.4986
March	671.9033	636.0176	650.2580
April	655.5017	639.8700	649.0036
May	644.5622	642.3687	643.1015
June	644.7398	627.8312	636.7892
July	632.0171	620.1964	625.8882