USD to KHR Exchange Rate History
Yearly and monthly average United States Dollar/Cambodian Riel rates since 2021, with charts.
USD to KHR Chart
USD to KHR rate on a specific date
Pick any date back to 2021 to see that day’s mid-market rate. Weekends and holidays use the closest earlier trading day.
USD to KHR Rate by Year
Average, high and low mid-market rates for 1 United States Dollar in Cambodian Riel, every year since 2021. Click a year for its monthly breakdown.
USD/KHR averaged 4,048.88 KHR per USD in September 2026, up 0.05% from August. Across 2021–2026 the yearly average has been 4063.47 KHR per USD, and the biggest single-year move came in 2024, when the rate fell 1.50%.
| Year | Average | High | Low | Change |
|---|---|---|---|---|
| 2026 | 4,023.45 | 4,055.50 | 4,002.70 | +1.03% |
| 2025 | 4,012.75 | 4,044.00 | 4,002.20 | −0.47% |
| 2024 | 4,072.14 | 4,120.50 | 4,018.50 | −1.50% |
| 2023 | 4,110.44 | 4,159.00 | 4,042.00 | −0.74% |
| 2022 | 4,087.71 | 4,155.00 | 4,033.00 | +1.07% |
| 2021 | 4,074.35 | 4,089.50 | 4,066.00 | −0.28% |
Change compares each year’s closing rate with its opening rate. Source: daily mid-market rates. First and last years may be partial.
USD to KHR in 2026 by Month
Monthly average, high and low mid-market rates for 1 United States Dollar in Cambodian Riel this year, newest first.
| Month | Average | High | Low |
|---|---|---|---|
| September 2026 | 4,048.88 | 4,052.25 | 4,047.00 |
| August 2026 | 4,046.95 | 4,055.50 | 4,040.00 |
| July 2026 | 4,033.83 | 4,042.00 | 4,025.50 |
| June 2026 | 4,024.17 | 4,027.50 | 4,020.50 |
| May 2026 | 4,015.10 | 4,027.99 | 4,007.85 |
| April 2026 | 4,004.93 | 4,009.50 | 4,002.70 |
| March 2026 | 4,011.30 | 4,014.00 | 4,008.00 |
| February 2026 | 4,021.71 | 4,030.25 | 4,009.25 |
| January 2026 | 4,020.64 | 4,027.00 | 4,010.50 |
More USD/KHR tools
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USD/KHR history FAQ
When was the USD to KHR exchange rate at its highest?
Based on daily mid-market data since 2021, the USD/KHR rate peaked in 2023 at 4,159.00 KHR per 1 USD. Its lowest point came in 2025, at 4,002.20 KHR.
What was the average USD to KHR exchange rate in 2025?
In 2025, 1 USD was worth 4,012.75 KHR on average, ranging between a low of 4,002.20 and a high of 4,044.00 KHR over the year.
How far back does this USD/KHR history go?
The chart and tables cover 2021 to 2026, built from daily mid-market rates. Yearly and monthly figures are averages, highs and lows of those daily mid-market rates.