Useful information : When to go, Getting around...

Any time of year! But since you have to make a choice, opt for summer, because the grey autumn and sometimes freezing cold winter can all the same impinge on your enjoyment.
Summer starts with the Fête de la Musique on 21 June, which is something special in Paris, and continues on 14 July, with the Bastille Day parade on the Champs-Élysées and the firework display around the Eiffel Tower. Up to mid-August, the capital is on holiday. Parisians take a break, and the parasols mushroom on the banks of the Seine, as Paris Plage invades the cobbles. It is hot and the café terraces get jam-packed. Note all the same that in August, many small shops and restaurants close for their annual holidays.
For all that, spring is not to be neglected. The mildness in the air often makes strolling about very pleasant. Pop your camera in your pocket and take to the streets, pausing along the way in the flower-decked parks and gardens.
Finally, before Christmas, Paris takes on a festive mood: the store windows of the grands magasins are decorated, Christmas markets come to town, the large avenues are illuminated…