Saint-Nazaire Climate by Month
Saint-Nazaire, Pays de la Loire, France
Warm summers and cool winters, with rain spread through the year.
The climate in Saint-Nazaire is one of warm summers and cool winters, with rain spread through the year. Expect highs of 76°F (24°C) in August and 49°F (9°C) in January, with the coldest nights (February) near 40°F (4°C). About 33 in (836 mm) of rain falls in a typical year, with no clear rainy season. The air is humid, averaging 79% relative humidity.
- Warmest month
- 76°F(24°C)
- Average high, August
- Coldest nights
- 40°F(4°C)
- Average low, February
- Rain per year
- 33 in(836 mm)
- No clear rainy season
- Humidity
- 79%
- Sunniest: June
Best and worst months in Saint-Nazaire
Best for weatherThe most comfortable weather comes from June to August, with highs around 75°F (24°C) and about 1.9 in (48 mm) of rain a month.
Least pleasantDecember and January are the least pleasant; January is the coldest, with highs of only 49°F (9°C).
Comfort combines how close the afternoon high is to 75°F (24°C) with how much rain falls and how humid it is. See where the weather is best in July.
Temperature and rain through the year
Highs and lows (°F)
Average highAverage low
Rain (in per month)
Saint-Nazaire weather by month
| Month | High | Low | Rain | Humidity | Sun |
|---|---|---|---|---|---|
| JanJanuary | 49°F(9°C) | 40°F(5°C) | 3.4 in(86 mm) | 90% | 1.0 |
| FebFebruary | 51°F(10°C) | 40°F(4°C) | 2.7 in(68 mm) | 88% | 1.9 |
| MarMarch | 56°F(13°C) | 43°F(6°C) | 2.3 in(58 mm) | 75% | 3.2 |
| AprApril | 60°F(16°C) | 47°F(8°C) | 2.5 in(64 mm) | 72% | 4.5 |
| MayMay | 67°F(19°C) | 52°F(11°C) | 2.0 in(50 mm) | 75% | 5.7 |
| JunJuneBest | 72°F(22°C) | 57°F(14°C) | 1.7 in(42 mm) | 72% | 6.1 |
| JulJulyBest | 76°F(24°C) | 60°F(16°C) | 1.9 in(49 mm) | 73% | 6.1 |
| AugAugustBest | 76°F(24°C) | 60°F(16°C) | 2.1 in(54 mm) | 73% | 5.3 |
| SepSeptember | 71°F(22°C) | 56°F(13°C) | 2.3 in(58 mm) | 75% | 4.0 |
| OctOctober | 64°F(18°C) | 52°F(11°C) | 3.7 in(94 mm) | 80% | 2.3 |
| NovNovember | 56°F(13°C) | 46°F(8°C) | 4.4 in(112 mm) | 88% | 1.3 |
| DecDecember | 51°F(10°C) | 42°F(5°C) | 4.0 in(101 mm) | 84% | 0.9 |
1991–2020 averages. Sun is solar radiation in kWh/m² per day. Highlighted: the most comfortable months.
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