Chronology of the Apparitions at Lourdes
- February 11, 1858 (Thursday) "Aquero" the lady in white first appears about midday, no speaking
- February 14, 1858 (Sunday) Holy water thrown at the Lady, 10 people present
- February 18, 1858 (Thursday) Day after Ash Wednesday, invitation for a "fortnight," promise for happiness not in this world
- February 19, 1858 (Friday) Very early in the morning, silence, 8 people present
- February 20, 1858 (Saturday) About 6 am, personal prayer, 30 people present
- February 21, 1858 (Sunday) Early morning, 120 people present, Police Inspector Jacomet's 1st examination
- February 23, 1858 (Tuesday) Following no apparition on Monday, First miracle of the candle, conversion of Estrade, personal prayer
- February 24, 1858 (Wednesday) Message of "Penance" for sinners, 250 people present
- February 25, 1858 (Thursday) Discovery of the spring, grass, threefold call to penance, interrogation by Dutour, more than 350 people present
- February 27, 1858 (Saturday) Following no apparition on Feb. 26th, Monsieur Clarens, penitential exercises, same message and actions as on Feb. 24th, 800 people present
- February 28, 1858 (Sunday) 1,150 people present, interrogation by Judge Ribes, Dutour, Jacomet
- March 1, 1858 (Monday) Blessing of rosaries, 1,450 people
- March 2, 1858 (Tuesday) Call to the priests for a "procession and a chapel," two visits to the parish priest Monsieur le Curé (Fr. Peyramale)
- March 3, 1858 (Wednesday) In the evening, request for the bloom of the rose tree, the grotto explored, renewed request to build a chapel
- March 4, 1858 (Thursday) Last apparition of the fortnight, 10,000 people present, armed military escort, medical examination, to Fr. Peyramale
- March 25, 1858 (Thursday) Feast of the Annunciation, announcement of identity: "I am the Immaculate Conception," apparition lasts 1 hour, to Fr. Peyramale
- April 7, 1858 (Wednesday) Easter week, second miracle of the candle, examination by Dr. Dozous, apparition lasts 1 hour
- July 16, 1858 (Friday) 8 pm on Feast of Our Lady of Mt. Carmel, Bernadette sees Our Lady "more beautiful than ever" from the far bank of the Gave River