January 1963
January 1 – Bogle–Chandler case: Commonwealth Scientific and Industrial Research Organisation scientist Dr. Gilbert Bogle and Mrs. Margaret Chandler are found dead (presumed poisoned), in bushland near the Lane Cove River, Sydney, Australia.
January 2 – Vietnam War – Battle of Ap Bac: The Viet Cong win their first major victory.
January 9 – A total penumbral lunar eclipse is visible in the Americas, Europe, Africa, and Asia, and is the 56th lunar eclipse of Lunar Saros 114. Gamma has a value of −1.01282. It occurs on the night between Wednesday, January 9 and Thursday, January 10, 1963.
January 13 – 1963 Togolese coup d'état: A military coup in Togo results in the installation of coup leader Emmanuel Bodjollé as president.
January 17 – A last quarter moon occurs between the penumbral lunar eclipse and the annular solar eclipse, only 12 hours, 29 minutes after apogee.
January 19 – Soviet spy Gheorghe Pintilie is removed from his position as Deputy Interior Minister of the Romanian People's Republic, as a step in ensuring Romania's political independence; the Workers' Party Politburo discusses way of neutralizing "Soviet intelligence networks [...] which Gheorghe Pintilie had coordinated."
January 22 – France and West Germany sign the Élysée Treaty.
January 25 – A large annular solar eclipse covered 99.5% of the Sun and a narrow path at most 19.6 km (12.2 mi). It was visible in Chile, Argentina, South Africa, Madagascar, and was the 26th solar eclipse of Solar Saros 140. Gamma had a value of -0.48984.
January 26 – The Australia Day shootings rock Perth; 2 people are shot dead and 3 others injured by Eric Edgar Cooke.
January 29 – French President Charles de Gaulle vetoes the United Kingdom's entry into the European Common Market.
February 1963
February 5 – The European Court of Justice's ruling in Van Gend en Loos v Nederlandse Administratie der Belastingen establishes the principle of direct effect, one of the basic tenets of European Union law.