2025 THB to VND Historical Review

YEARLY HIGH

847.6410 VND

YEARLY LOW

730.4268 VND

YEARLY AVERAGE

792.0962 VND

2025 THB to VND Performance & Market Timing Review

Analysis of key historical highlights and timing insights for 2025

During 2025, the THB to VND exchange rate experienced significant fluctuation. The market reached its absolute peak on December 25, valuing the pair at 847.6410. Conversely, the yearly low was recorded on January 12, dropping to 730.4268.

This high-to-low spread represents a total annual volatility of 117.2142 VND. From a start-to-finish perspective, comparing the January average rate of 738.3445 to the December average rate of 835.1071, the exchange rate registered a net change of 13.11% (reflecting a strengthening trend).

Looking at year-over-year peak valuations, the 2025 high of 847.6410 was up 11.44% compared to the 2024 peak of 760.6115, 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 211,910,250 VND

2024 Average 177,855,454 VND

Yearly Trough Low 182,606,708 VND

Transaction Impact: A difference of 29,303,541.85 VND purely based on transaction execution date.

Trend Visualization

Monthly average fluctuations over the course of 2025.

844.7833

728.6682

JanuMarcMayJulySeptNove

THB to VND 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 767.0927, compared to 817.0997 in the second half (H2: Jul–Dec). This shows that the rate was stronger in the second half (Jul–Dec) by a margin of 50.0070 points.

H1 Avg (Jan–Jun) 767.0927

H2 Avg (Jul–Dec) 817.0997

Volatility Range Comparison

Volatility

The most volatile month in 2025 was April, with a trading range of 38.9330 VND (High: 782.8494 / Low: 743.9164). On the other end, August was the most stable month, with a tight range of 10.1146 VND (High: 817.4889 / Low: 807.3743).

April Spread (Volatile) ±38.9330

August Spread (Stable) ±10.1146

Growth Streaks & Declines

Trends

Between January and September, the exchange rate recorded its longest consecutive growth streak of the year, climbing for 8 straight months. Conversely, the sharpest month-over-month decline occurred between September and October, when the average rate fell by 15.9331 points.

Longest Streak 8 Mo.

Sharpest MoM Drop -15.9331

Same-Month Historical Baseline

YoY Baseline

Comparing the current year's strongest month average (December 2025: 835.1071) against the same month in 2024 (average: 744.3148), the exchange rate shifted by +90.7922 (+12.20%).

2025 Avg (December) 835.1071

2024 Avg (December) 744.3148

Monthly Breakdown

Statistical summary for each calendar month.

Month	High	Low	Average
January	747.2992	730.4268	738.3445
February	760.9511	737.0742	752.1597
March	761.3750	746.3999	756.1444
April	782.8494	743.9164	767.5301
May	799.3230	775.1118	787.9037
June	805.5775	794.5447	800.4738
July	813.2926	799.9568	806.4180
August	817.4889	807.3743	811.8655
September	835.2072	814.1424	825.1949
October	816.5887	801.5841	809.2618
November	824.7522	807.9766	814.7508
December	847.6410	822.8975	835.1071