Lausanne Climate by Month
Lausanne, Vaud, Switzerland
Warm summers and cool winters, with rain spread through the year.
Warm summers and cool winters, with rain spread through the year: that's Lausanne's climate in short. Expect highs of 78°F (26°C) in July and 41°F (5°C) in January, with the coldest nights (January) near 31°F (-1°C). About 46 in (1162 mm) of rain falls in a typical year, with no clear rainy season.
- Warmest month
- 78°F(26°C)
- Average high, July
- Coldest nights
- 31°F(-1°C)
- Average low, January
- Rain per year
- 46 in(1162 mm)
- No clear rainy season
- Humidity
- 70%
- Sunniest: June
Best and worst months in Lausanne
Best for weatherThe most comfortable weather comes from June to August, with highs around 76°F (25°C) and about 4.4 in (111 mm) of rain a month.
Least pleasantDecember and January are the least pleasant; January is the coldest, with highs of only 41°F (5°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 June.
Temperature and rain through the year
Highs and lows (°F)
Average highAverage low
Rain (in per month)
Lausanne weather by month
| Month | High | Low | Rain | Humidity | Sun |
|---|---|---|---|---|---|
| JanJanuary | 41°F(5°C) | 31°F(-1°C) | 3.4 in(86 mm) | 84% | 1.2 |
| FebFebruary | 44°F(7°C) | 31°F(-1°C) | 3.0 in(76 mm) | 66% | 2.0 |
| MarMarch | 52°F(11°C) | 36°F(2°C) | 3.0 in(76 mm) | 61% | 3.3 |
| AprApril | 59°F(15°C) | 42°F(6°C) | 3.1 in(79 mm) | 64% | 4.6 |
| MayMay | 67°F(19°C) | 49°F(10°C) | 4.2 in(106 mm) | 67% | 5.2 |
| JunJuneBest | 74°F(23°C) | 56°F(13°C) | 4.4 in(113 mm) | 67% | 6.2 |
| JulJulyBest | 78°F(26°C) | 59°F(15°C) | 4.5 in(115 mm) | 63% | 6.2 |
| AugAugustBest | 77°F(25°C) | 59°F(15°C) | 4.1 in(105 mm) | 64% | 5.3 |
| SepSeptember | 68°F(20°C) | 52°F(11°C) | 4.3 in(110 mm) | 73% | 3.8 |
| OctOctober | 59°F(15°C) | 45°F(7°C) | 3.9 in(98 mm) | 76% | 2.4 |
| NovNovember | 48°F(9°C) | 37°F(3°C) | 3.9 in(98 mm) | 75% | 1.3 |
| DecDecember | 42°F(6°C) | 33°F(0°C) | 3.9 in(100 mm) | 79% | 1.0 |
1991–2020 averages. Sun is solar radiation in kWh/m² per day. Highlighted: the most comfortable months.
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