Nantes vs La Rochelle: which is sunnier?
🇫🇷 France vs 🇫🇷 France · 113 km apart · long-term climate normals (NASA POWER, 2001–2020)
La Rochelle is the sunnier overall: about 2,187 hours of sunshine a year to Nantes's 1,989. La Rochelle has the higher Sunshine Score in 1 of 12 months; the other 11 are within 2 points.
Scores are the 0–100 Sunshine Score — sunshine, daytime warmth and dryness in one number, per month.

At a glance
| Nantes | La Rochelle | |
|---|---|---|
| Sunshine hours / year | 1,989 | 2,187 |
| Sunniest month | June (82/100) | June (83/100) |
| Nov–Feb average score | 16/100 | 16/100 |
| Jun–Aug average score | 82/100 | 83/100 |
| Rain / year | 772 mm | 749 mm |
| Peak midday UV | 6 (high) | 6 (high) |
Nantes vs La Rochelle month by month
| Month | Sunshine Score | Day high °C | Rain mm | |||
|---|---|---|---|---|---|---|
| Nantes | La Rochelle | Nantes | La Rochelle | Nantes | La Rochelle | |
| January | 6 | 6 | 9° | 9° | 86 | 83 |
| February | 13 | 14 | 10° | 10° | 65 | 57 |
| March | 26 | 26 | 12° | 12° | 65 | 66 |
| April | 47 | 48 | 15° | 15° | 50 | 52 |
| May | 67 | 67 | 18° | 18° | 57 | 58 |
| June | 82 | 83 | 22° | 21° | 47 | 47 |
| July | 82 | 83 | 24° | 23° | 46 | 45 |
| August | 81 | 83 | 24° | 23° | 48 | 46 |
| September | 82 | 83 | 22° | 21° | 44 | 44 |
| October | 56 | 65 | 17° | 18° | 82 | 77 |
| November | 31 | 32 | 13° | 13° | 89 | 87 |
| December | 12 | 13 | 10° | 10° | 93 | 87 |
The sunnier month by month: Jan even · Feb even · Mar even · Apr even · May even · Jun even · Jul even · Aug even · Sep even · Oct La Rochelle · Nov even · Dec even.
When to pick which
- November–February: too close to call — Nantes averages 16/100, La Rochelle 16/100. Daytime highs are similar (11°C vs 11°C). See the winter sun ranking.
- March–May: too close to call — Nantes averages 47/100, La Rochelle 47/100. Daytime highs are similar (15°C vs 15°C).
- June–August: too close to call — Nantes averages 82/100, La Rochelle 83/100. Daytime highs are similar (23°C vs 22°C).
- September–October: La Rochelle (average score 74/100 vs 69). Daytime highs are similar (20°C vs 20°C).
Full month-by-month guides: Nantes weather by month · La Rochelle weather by month · Best time to visit France.
More comparisons: Nantes vs Rennes · Nantes vs Jersey · La Rochelle vs Bordeaux · La Rochelle vs Limoges/Bellegarde · all head-to-heads