Summer in London is generally pleasant, averaging 60-70°F (15-21°C), though heatwaves can reach the 80s°F (27°C+). It can feel close on still days, and while sunny days are expected, rain showers are still possible.

Enjoy outdoor festivals, picnics in Royal Parks, open-air theatre, and London's streets and markets. Summer in London is more relaxed and casual. Light, breathable clothing and comfortable shoes are common for sightseeing. Smart casual dress is appreciated for dining or formal events.

Clothing & Footwear

London summer requires light, breathable clothing for warm days, but you should still prepare for weather changes and cooler evenings. Versatile pieces are beneficial. Comfortable footwear is essential for city exploration.

  • Lightweight, Breathable Tops (T-shirts, Tank Tops): Pack cotton, linen, or moisture-wicking tops to stay cool and comfortable for various activities.
  • Lightweight Shorts, Skirts, or Capris: Opt for light, breathable bottoms like shorts, skirts, or capris for comfortable city exploration.
  • Light Cardigan or Wrap: A light cardigan or wrap is useful for cooler evenings, air conditioning, and layering. Choose a lightweight knit or stylish wrap.
  • Comfortable Walking Sandals or Breathable Sneakers: Choose supportive sandals or breathable sneakers for walking long distances. Water-resistant sandals are useful for showers or splashes.
  • Lightweight Dress or Smart Casual Outfit: Pack a dress or smart casual outfit for evenings out, theatre, or dining in breathable fabrics suitable for a city setting.
  • Swimsuit (Optional): If your accommodation has a pool or you plan to visit a lido or beach, pack a swimsuit.

Toiletries & Personal Care

Summer in London requires sun protection and refreshing toiletries. Sun protection and staying fresh are important even if it’s not intensely hot. Travel-friendly sizes are practical.

  • Sunscreen (SPF 20-30): Use broad-spectrum SPF 20-30 sunscreen to protect skin, especially when sightseeing outdoors.
  • After-Sun Lotion or Aloe Vera Gel: Soothe and hydrate skin after sun exposure, useful even on moderately sunny days.
  • Deodorant/Antiperspirant: Stay fresh in warmer weather and on public transport.
  • Face Wipes or Blotting Papers: Refresh your face and combat shine throughout the day, especially in warmer weather.
  • Dry Shampoo or Hair Refreshing Spray: Keep hair fresh between washes and manage humidity-induced issues.
  • Cooling Facial Mist (Optional): A small cooling facial mist is refreshing on warmer days for a quick cool-down while exploring.

Documents & Travel Essentials

Document security and accessibility are crucial. Consider items for efficient navigation in potentially crowded summer conditions.

  • Passport or Government-Issued ID: Essential for travel. Ensure validity and keep secure but accessible.
  • Flight and Accommodation Confirmations (Digital or Printed): Keep booking confirmations accessible digitally, and consider printed backups with key addresses and contacts.
  • Travel Insurance Information: Keep travel insurance details handy, digitally and printed, with policy and emergency contact access.
  • Copies of Important Documents (Digital Backups): Secure digital copies of passport, ID, and vital documents online for backup.
  • London Travel Guide or Map (Optional): A small physical map or guide can be useful in areas with poor phone signal or for quick overview without phone battery use.

Tech & Gadgets

Tech enhances summer exploration in London, aiding navigation and capturing the summer atmosphere. Focus on portable and practical gadgets.

  • Smartphone and Charger: Indispensable for navigation (Citymapper recommended), communication, information, and photos. Pack a reliable charger and UK plug adapter.
  • Portable Power Bank: Keep your phone charged during long sightseeing days, essential for maps, photos, and staying connected.
  • Noise-Canceling Headphones or Earbuds: Useful for flights, train journeys, or escaping city noise, especially on crowded public transport.
  • UK Plug Adapter: Necessary for charging devices if traveling from outside the UK. A universal adapter with USB ports is convenient.
  • Camera or Smartphone with Good Camera: Capture London's vibrant summer scenes and landmarks.
  • eSIM or International SIM Card (Optional): Consider for cost-effective mobile data and calls, especially for extensive data use or local calls.

Accessories

Accessories for London summer should focus on sun protection, warm-weather comfort, and city exploration practicality.

  • Sunglasses (UV Protection): Protect eyes from the summer sun with 100% UV protection.
  • Reusable Water Bottle: Stay hydrated in summer heat. Eco-friendly and practical.
  • Lightweight Scarf or Hat (Sun Protection/Style): Provide extra sun protection and style. Choose breathable fabrics like cotton or linen.
  • Foldable Reusable Shopping Bag: Carry purchases from markets or for picnics. Compact and eco-friendly.
  • Small, Portable Fan (Optional): A handheld fan can provide a breeze on very warm days, especially on public transport or at events.
  • Comfortable Backpack or Crossbody Bag (Secure): Carry essentials while keeping hands free. Choose a practical and stylish bag.