Weekly review of exchange rates. How much dollar, euro, pound and frank?

In the past week, the euro has strengthened the most strongly on the currency market, which gained 1.0 grosze against the zloty. The American dollar also noted much lower, and the Swiss Frank remained practically unchanged, although he finished the week in the plus.

The pound of Szterling has survived differently, which ended a week by a 1.74 gr. Interestingly, the week earlier the situation was quite the opposite – the pound was the “king of the week”, noting the greatest increase in the gold. However, the last five days have brought a clear weakening of the British currency.

Currency courses – Analysis of the week

American dollar (USD) He started a week at PLN 3.6188, and on Friday it cost PLN 3.6278. This is an increase of 0.90 gr, signaling a slight strengthening of the American currency towards the zloty.

Euro (EUR) On Monday, it was valued at PLN 4.2476, and the week ended with a exchange rate of PLN 4.2666. It is an increase of 1.0 gr, indicating a stable but clear strengthening of the common currency.

Frank Swiss (CHF) He started a week from PLN 4,5438, and on Friday he reached PLN 4,5617. This is a change by +0.79 gr, which shows the practical stability of Frank towards the zloty.

Pound sterling (GBP) He started on Monday with the price of PLN 4.9148, and ended at PLN 4.8974. This is a decrease of 1.74 gr, which makes the British currency the weakest in the past week.

Currency courses – summary of the week

Changes in the value of the exchange rates of four main currencies in the period from 15 to 19 September 2025 (NBP data):

• USD: +0.90 gr (from PLN 3.6188 to PLN 3.6278)

• EUR: +1.0 gr (from PLN 4.2476 to PLN 4.2666)

• CHF: +0.79 gr (from PLN 4,5438 to PLN 4.5617)

• GBP: –1.74 gr (from PLN 4.9148 to PLN 4.8974)

Currency courses – past week

Courses of four major currencies in the period from 15 to 19 September 2025. According to the data of the National Bank of Poland (NBP):

Currency courses – Friday, September 19

• dollar – PLN 3.6278

• euro – PLN 4.2666

• Swiss franc – PLN 4,5617

• pound sterling – PLN 4.8974

Currency courses – Thursday, September 18

• dollar – PLN 3,5986

• euro – PLN 4.2564

• Swiss franc – PLN 4,5601

• pound sterling – PLN 4.9085

Currency courses – Wednesday, September 17

• dollar – PLN 3,5919

• euro – PLN 4.2559

• Swiss franc – PLN 4,5647

• pound sterling – PLN 4.8994

Currency courses – Tuesday, September 16

• dollar – PLN 3.6034

• euro – PLN 4.2504

• Swiss franc – PLN 4.586

• pound sterling – PLN 4.9095

Currency courses – Monday, September 15

• dollar – PLN 3.6188

• euro – PLN 4.2476

• Swiss franc – PLN 4,5438

• pound sterling – PLN 4.9148

When does the NBP provide exchange rates?

Average exchange rates are provided by the NBP according to the following rules:

• Table A foreign currency courses is updated every business day, between 11:45 and 12:15,

• Table B of Medium Currency Courses is updated every Wednesday, between 11:45 and 12:15. If Wednesday is a day off from work, the update takes place the previous day,

• Table C Courses for the purchase and sale of foreign currencies and the Course table are updated every business day, between 7:45 and 8:15.