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London in September

United Kingdom

London in September

21° / 11°Rainy days 8

Cheapest flights to London in September

  • From SydneyFri, Sep 3 → Fri, Sep 17 · round trip$1,186Book

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Good-value London hotels in September

See hotels on Trip.com

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eSIMeSIM for United KingdomData the moment you landKlook eSIMeSIM guide →Airalo ↗

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London weather in September

High / Low

21° / 11°

Rain

55 mm

Rainy days

8 / 30

Index · #5/12

85/100

London in September ranks #5 of 12 months for comfort: highs around 21°C, lows 11°C, and about 8 rainy days. Compared with August, highs change by -3°C and rainy days by +1.

Compared with the months around it

MonthHigh / LowRainy daysIndex
August24° / 14°887
September21° / 11°885
October17° / 9°1165

Top tours & tickets in London

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Public holidays · September 2027

Showing 2027, since this month has passed this year.

No public holidays this month.

Month

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