USD to ISK in 2025
Monthly average United States Dollar/Icelandic Króna exchange rates in 2025, with the year’s high, low and change.
1 United States Dollar in Icelandic Króna, mid-market. 2025 opened at 139.42 and closed at 125.28.
USD to ISK Chart, 2025
USD to ISK by Month, 2025
Monthly average, high and low mid-market rates for 1 United States Dollar in Icelandic Króna during 2025.
| Month | Average | High | Low |
|---|---|---|---|
| January 2025 | 140.44 | 141.69 | 138.79 |
| February 2025 | 140.47 | 142.11 | 138.55 |
| March 2025 | 134.43 | 139.23 | 131.94 |
| April 2025 | 129.34 | 133.20 | 126.26 |
| May 2025 | 129.01 | 132.02 | 126.81 |
| June 2025 | 124.58 | 127.02 | 121.33 |
| July 2025 | 121.95 | 124.24 | 120.41 |
| August 2025 | 123.03 | 125.39 | 122.28 |
| September 2025 | 121.87 | 123.30 | 120.64 |
| October 2025 | 122.29 | 125.32 | 120.98 |
| November 2025 | 127.01 | 128.13 | 126.46 |
| December 2025 | 126.57 | 127.95 | 125.20 |
Source: European Central Bank euro foreign exchange reference rates. Averages are over trading days.
USD/ISK in 2025: key facts
In 2025, 1 United States Dollar was worth 128.29 ISK on average. The pair opened 2025 at 139.42 and closed at 125.28 — a change of −10.15%. The 2025 high was 142.11 ISK and the low was 120.41 ISK, based on 255 trading days of European Central Bank euro foreign exchange reference rates.
February had 2025’s highest monthly average at 140.47 ISK per USD; September had the lowest, at 121.87 ISK.
USD/ISK 2025 FAQ
What was the average USD/ISK rate in 2025?
In 2025, 1 USD was worth 128.29 ISK on average, ranging between a low of 120.41 and a high of 142.11 ISK over the year.
Which month had the USD/ISK rate highest and lowest in 2025?
February had the highest average rate in 2025, at 140.47 ISK per USD; September had the lowest, at 121.87 ISK.