Initask FX

GBP to USD in September 2025

Average: 1.3502 USD

In September 2025 the ECB published 22 reference rates for GBP/USD. The average was 1.3502 USD per GBP, the low 1.3355 on September 26, 2025 and the high 1.3645 on September 17, 2025. From the first to the last day of the month the rate moved from 1.3525 to 1.3443 (-0.60%).

September 1, 2025September 30, 2025

High 1.3645 USD (September 17, 2025) Low 1.3355 USD (September 26, 2025)

Average1.3502
Low1.3355 (September 26, 2025)
High1.3645 (September 17, 2025)
Open1.3525
Close1.3443
Change-0.60%
Days22

September 2025

Date1 GBPChange1 USD
September 1, 20251.3525+0.56%0.73939
September 2, 20251.3383-1.05%0.74721
September 3, 20251.3414+0.23%0.74547
September 4, 20251.3445+0.23%0.74380
September 5, 20251.3479+0.26%0.74190
September 8, 20251.3529+0.37%0.73917
September 9, 20251.3557+0.21%0.73765
September 10, 20251.3534-0.17%0.73887
September 11, 20251.3513-0.15%0.74001
September 12, 20251.3542+0.21%0.73844
September 15, 20251.3616+0.55%0.73440
September 16, 20251.3640+0.17%0.73312
September 17, 20251.3645+0.03%0.73287
September 18, 20251.3615-0.22%0.73447
September 19, 20251.3477-1.01%0.74199
September 22, 20251.3496+0.14%0.74094
September 23, 20251.3510+0.10%0.74018
September 24, 20251.3465-0.34%0.74268
September 25, 20251.3419-0.34%0.74521
September 26, 20251.3355-0.48%0.74880
September 29, 20251.3439+0.63%0.74409
September 30, 20251.3443+0.03%0.74389

The ECB publishes euro reference rates around 16:00 CET on TARGET business days. Cross rates between two non-euro currencies are calculated from their euro rates. Reference rates serve for information; a bank or card issuer applies its own rate.

Rate alerts and API: join the waitlist

Get an email when a pair crosses your level, and a JSON API for rates, IBAN and BIC. Leave your email and we will write when it opens.