Pack versatile layers and comfortable walking shoes year-round; add a waterproof outer layer and umbrella for cooler, wetter northern weather, and lighter breathable fabrics plus sun protection for summer in the south.
Clothing
5–7 tops (mix of casual and a few nicer shirts for dining out)
2–3 bottoms (jeans, trousers, or skirts; slim, versatile styles work well)
1 dress or smart outfit (for nicer restaurants or evenings out)
1 light sweater/cardigan (evenings can feel cool, especially in spring/fall)
1 waterproof jacket or trench coat (useful for rain in Paris and northern France)
1 compact scarf (fashionable and practical in cooler weather)
7 days of underwear and socks (pack quick-dry if traveling light)
Sleepwear
Activewear or loungewear (for long train rides or hotel downtime)
Footwear
Comfortable walking sneakers (France is best explored on foot)
Dress shoes/flat shoes (for evenings and nicer venues)
Waterproof shoes or boots (helpful in rainy seasons)
Sandals or loafers (summer travel or casual wear)
Sock liners/blister prevention socks (for heavy walking days)
Insoles or arch support inserts (for cobblestones and museum days)
Toiletries & Health
Toothbrush and toothpaste
Deodorant
Shampoo/conditioner in travel size
Face wash and moisturizer (air travel and city air can be drying)
Sunscreen (especially for southern France and summer)
Lip balm
Hand sanitizer and tissues (handy for public transit and restrooms)