2021 USD to BRL Historical Review
A comprehensive breakdown of exchange rate performance throughout the year 2021.
2021 USD to BRL Performance & Market Timing Review
Analysis of key historical highlights and timing insights for 2021
During 2021, the USD to BRL exchange rate experienced significant fluctuation. The market reached its absolute peak on March 8, valuing the pair at 5.8761. Conversely, the yearly low was recorded on June 24, dropping to 4.9145.
This high-to-low spread represents a total annual volatility of 0.9616 BRL. From a start-to-finish perspective, comparing the January average rate of 5.3581 to the December average rate of 5.6553, the exchange rate registered a net change of 5.55% (reflecting a strengthening trend).
Looking at year-over-year peak valuations, the 2021 high of 5.8761 was down 0.20% compared to the 2020 peak of 5.8879, indicating shifts in long-term support levels.
Comparing the value generated converting 5,000 USD based on timing:
Trend Visualization
Monthly average fluctuations over the course of 2021.
USD to BRL Seasonal Trends & Volatility Analysis
A structured review of seasonal halves, trading extremes, consecutive streaks, and historical baselines.
Seasonal Halves (H1 vs H2)
SeasonalThe average exchange rate in the first half of the year (H1: Jan–Jun) was 5.3878, compared to 5.4066 in the second half (H2: Jul–Dec). This shows that the rate was stronger in the second half (Jul–Dec) by a margin of 0.0188 points.
Volatility Range Comparison
VolatilityThe most volatile month in 2021 was April, with a trading range of 0.3956 BRL (High: 5.7336 / Low: 5.3380). On the other end, July was the most stable month, with a tight range of 0.2109 BRL (High: 5.2594 / Low: 5.0485).
Growth Streaks & Declines
TrendsBetween June and December, the exchange rate recorded its longest consecutive growth streak of the year, climbing for 6 straight months. Conversely, the sharpest month-over-month decline occurred between April and May, when the average rate fell by 0.2802 points.
Same-Month Historical Baseline
YoY BaselineComparing the current year's strongest month average (March 2021: 5.6398) against the same month in 2020 (average: 4.8874), the exchange rate shifted by +0.7523 (+15.39%).
Monthly Breakdown
Statistical summary for each calendar month.
| Month | High | Low | Average |
|---|---|---|---|
| January | 5.4898 | 5.1934 | 5.3581 |
| February | 5.6014 | 5.3539 | 5.4169 |
| March | 5.8761 | 5.4908 | 5.6398 |
| April | 5.7336 | 5.3380 | 5.5803 |
| May | 5.4441 | 5.2181 | 5.3001 |
| June | 5.1512 | 4.9145 | 5.0318 |
| July | 5.2594 | 5.0485 | 5.1641 |
| August | 5.4155 | 5.1508 | 5.2545 |
| September | 5.4431 | 5.1708 | 5.2744 |
| October | 5.6592 | 5.3661 | 5.5346 |
| November | 5.6804 | 5.3993 | 5.5567 |
| December | 5.7455 | 5.5331 | 5.6553 |