Brighton in September

September is the sweet spot: summer heat lingers at 17°C, families return to school by early month, and crowds collapse to 40% of July levels. Hotel prices drop 25-35%, sea temperature peaks at 18°C - ideal for swimming - and restaurants finally take reservations without weeks of notice.

Crowds: medium season.

Prices: medium.

• Schools return early September - crowds drop significantly
• Back-to-school bank holiday (early Sept)
• Weather begins transition toward autumn

• Summer warmth remains with considerably fewer tourists
• Sea temperature peaks in September (approximately 17-18°C) - ideal for swimming
• Restaurants and attractions less crowded; easier to book and visit
• Accommodation prices drop 20-30% from August peak

• September can have occasional warm spells followed by cooler periods
• First signs of autumn appear late month (leaf changes)
• Rain becomes more frequent toward month's end
• Bank holiday weekend early Sept still brings temporary crowds

Light t-shirts and shorts remain appropriate, but bring a cardigan or light jumper for cooler days and evenings.

Pack: Sunscreen (SPF 30+), Swimwear, Light cardigan or jumper, Comfortable walking shoes, Light waterproof jacket (for occasional rain).

Yes - excellent choice. Summer heat lingers with more manageable crowds as families return to school. Good balance of weather and reasonable prices.

Best for: sea swimmers targeting peak water temperature, budget-conscious travellers seeking summer weather, restaurant and attraction visitors avoiding queues.