CHF to ISK in 2025
Monthly average Swiss Franc/Icelandic Króna exchange rates in 2025, with the year’s high, low and change.
1 Swiss Franc in Icelandic Króna, mid-market. 2025 opened at 153.56 and closed at 158.04.
CHF to ISK Chart, 2025
CHF to ISK by Month, 2025
Monthly average, high and low mid-market rates for 1 Swiss Franc in Icelandic Króna during 2025.
| Month | Average | High | Low |
|---|---|---|---|
| January 2025 | 154.45 | 155.25 | 153.56 |
| February 2025 | 155.37 | 156.25 | 154.12 |
| March 2025 | 152.15 | 156.12 | 149.41 |
| April 2025 | 154.77 | 157.47 | 150.58 |
| May 2025 | 155.51 | 157.13 | 153.42 |
| June 2025 | 152.92 | 154.67 | 151.49 |
| July 2025 | 152.70 | 153.99 | 152.02 |
| August 2025 | 152.45 | 153.57 | 151.64 |
| September 2025 | 152.93 | 153.73 | 151.76 |
| October 2025 | 153.11 | 155.92 | 151.87 |
| November 2025 | 158.06 | 160.48 | 156.64 |
| December 2025 | 158.80 | 159.60 | 157.97 |
Source: European Central Bank euro foreign exchange reference rates. Averages are over trading days.
CHF/ISK in 2025: key facts
In 2025, 1 Swiss Franc was worth 154.39 ISK on average. The pair opened 2025 at 153.56 and closed at 158.04 — a change of +2.92%. The 2025 high was 160.48 ISK and the low was 149.41 ISK, based on 255 trading days of European Central Bank euro foreign exchange reference rates.
December had 2025’s highest monthly average at 158.80 ISK per CHF; March had the lowest, at 152.15 ISK.
CHF/ISK 2025 FAQ
What was the average CHF/ISK rate in 2025?
In 2025, 1 CHF was worth 154.39 ISK on average, ranging between a low of 149.41 and a high of 160.48 ISK over the year.
Which month had the CHF/ISK rate highest and lowest in 2025?
December had the highest average rate in 2025, at 158.80 ISK per CHF; March had the lowest, at 152.15 ISK.