UTC+01:00

Principal cities: Berlin, Budapest, Frankfurt, Munich, Hamburg, Cologne, Düsseldorf, Stuttgart, Leipzig, Dortmund, Essen, Bremen, Hanover, Mainz, Rome, Milan, Naples, Venice, Florence, Palermo, Turin, Genoa, Vatican City, San Marino, Paris, Marseille, Bordeaux, Nantes, Lyon, Lille, Montpellier, Toulouse, Strasbourg, Nice, Monaco, Madrid, Barcelona, Valencia, Seville, Málaga, Bilbao, A Coruña, Granada, Andorra, Vienna, Salzburg, Innsbruck, Zürich, Geneva, Bern, Bellinzona, Lausanne, Lucerne, St. Gallen, Brussels, Antwerp, Amsterdam, Rotterdam, Luxembourg, Valletta, Copenhagen, Stockholm, Oslo, Warsaw, Prague, Zagreb, Tirana, Sarajevo, Pristina, Podgorica, Skopje, Belgrade, Bratislava, Ljubljana, Vaduz, Schaan, Serravalle, Dogana, Monte Carlo, Monaco-Ville, Monaco, Westside, St. Paul's Bay, Malmö.

Europe

Central Europe

• Albania
• Andorra
• Austria
• Belgium
• Bosnia and Herzegovina
• Croatia
• Czech Republic
• Denmark
• France (Metropolitan)
• Germany
• Hungary
• Italy
• Kosovo
• Liechtenstein
• Luxembourg
• Malta
• Monaco
• Montenegro
• Netherlands
• North Macedonia
• Norway
  • Svalbard (including Bear Island)
  • Jan Mayen
• Poland
• San Marino
• Serbia
• Slovakia
• Slovenia
• Spain (continental territory including Balearic Islands, Ceuta and Melilla, and excluding Canary Islands, which observe UTC+1 during summer)
• Sweden
• Switzerland
• United Kingdom
  • Gibraltar
• Vatican City

Antarctica

• Norway
  • Bouvet Island
  • Queen Maud Land

Principal cities: London, Birmingham, Manchester, Edinburgh, Liverpool, Bristol, Belfast, Glasgow, Cardiff, Dublin, Cork, Limerick, Las Palmas de Gran Canaria, Santa Cruz de Tenerife, Lisbon, Porto, Braga, Tórshavn

Europe

Western Europe

• Denmark
  • Faroe Islands
• Ireland
• Portugal (Including Madeira and excluding Azores islands)
• United Kingdom (Great Britain), (GMT / BST) (Including Guernsey, Isle of Man and Jersey)
  • England
  • Scotland
    • Northern Isles
      • Orkney
      • Shetland
    • Western Isles
  • Northern Ireland
  • Wales
    • Anglesey
• Channel Islands (Crown Dependencies)
  • Alderney
  • Sark
  • Herm
  • Isle of Wight
  • Normandy
• Some small islands Channel Islands or Crown Dependencies
  • Brecqhou
  • Jethou
  • Lihou
  • Écréhous
  • Minquiers
  • Les Dirouilles
  • Pierres de Lecq
  • Casquets
  • Renonquet
  • Caquorobert
  • Crevichon
  • Grande Amfroque
  • Les Houmets

Atlantic Ocean

• Portugal
  • Madeira
• Spain
  • Canary Islands (the rest of Spain observes UTC+1 during winter)

Principal cities: Lagos, Abuja, Kinshasa, Algiers, Tunis, Rabat, Casablanca, Tangier, Marrakesh, Yaoundé, Fez, Douala, Malabo, Bata, Libreville, Niamey, Tangier, N'Djamena, Bangui, Porto-Novo, Cotonou, Luanda, Laayoune

Africa

West Africa

• Algeria
• Angola
• Benin
• Cameroon
• Central African Republic
• Chad
• Democratic Republic of the Congo:
  • The provinces of Bandundu, Équateur, Kinshasa, Kongo Central, Kwango, Kwilu, Mai-Ndombe, Mongala, Nord-Ubangi, Sud-Ubangi and Tshuapa
• Republic of the Congo
• Equatorial Guinea
• Gabon
• Morocco
• Niger
• Nigeria
• Tunisia

Areas in UTC+01:00 longitudes using UTC+02:00

From south to north:

• South Africa
  • The westernmost part, including Cape Town
• Botswana
  • The western part of the districts:
    • Kgalagadi
    • Ghanzi
    • Ngamiland
• Democratic Republic of the Congo
  • The very westernmost part of Lualaba Province, Kasaï-Central and Sankuru
• Libya
  • The most part in the country, including nation's capital Tripoli
• Greece (standard time)
  • The western part, including Patras and Ioanina
• Romania (standard time)
  • The westernmost part, including Timișoara
• Russia
  • Kaliningrad Oblast
• Lithuania (standard time)
  • The westernmost part, including Klaipėda
• Latvia (standard time)
  • The westernmost part, including Liepāja
• Estonia (standard time)
  • The westernmost parts of the Saare and Hiiu counties
• Finland (standard time)
  • The westernmost part, including Turku

Areas outside UTC+01:00 longitudes using UTC+01:00 time

Areas between meridians 7°30'W and 7°30'E ("physical" UTC+00:00)

All of:

• Andorra
• Belgium
• Gibraltar
• Luxembourg
• Monaco
• Netherlands
• Benin

Most of:

• Spain, excluding Canary Islands (which use UTC) and westernmost part of the mainland (see below)
• France (with exception of small parts of Alsace, Lorraine and Provence are east of 7°30'E)
• Algeria, including Algiers

Parts of:

• Equatorial Guinea (Annobón Island only)
• Morocco (northeastern part)
• Niger (western part)
• Nigeria (western part)
• Germany (The very westernmost part)
• Switzerland (westernmost part)
• Italy (The very northwesternmost part)
• Norway (Bouvet Island and southwesternmost part)

Areas between meridians 22°30'W and 7°30'W ("physical" UTC−01:00)

• Spain
  • Parts of Galicia, Extremadura and Andalusia
• Norway
  • Jan Mayen
• Morocco
  • Southwestern part, including Casablanca
• Western Sahara
  • Most part in the territory (occupied by Morocco, excluding claimed by Sahrawi Arab Democratic Republic which use UTC+00:00)