Luzern Climate by Month
Luzern, Lucerne, Switzerland
Warm summers and cold winters, with rain spread through the year.
Luzern has warm summers and cold winters, with rain spread through the year. Expect highs of 77°F (25°C) in July and 41°F (5°C) in January, with the coldest nights (January) near 29°F (-1°C). It gets 50 in (1267 mm) of rain a year, spread across the months.
- Warmest month
- 77°F(25°C)
- Average high, July
- Coldest nights
- 29°F(-1°C)
- Average low, January
- Rain per year
- 50 in(1267 mm)
- No clear rainy season
- Humidity
- 74%
- Sunniest: July
Best and worst months in Luzern
Best for weatherJune to August are the best time for weather in Luzern: highs near 76°F (25°C) and about 5.5 in (139 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)
Luzern weather by month
| Month | High | Low | Rain | Humidity | Sun |
|---|---|---|---|---|---|
| JanJanuary | 41°F(5°C) | 29°F(-1°C) | 3.2 in(81 mm) | 87% | 1.1 |
| FebFebruary | 44°F(7°C) | 30°F(-1°C) | 3.2 in(81 mm) | 80% | 1.9 |
| MarMarch | 54°F(12°C) | 36°F(2°C) | 3.3 in(84 mm) | 69% | 3.0 |
| AprApril | 62°F(17°C) | 42°F(5°C) | 3.4 in(86 mm) | 61% | 4.4 |
| MayMay | 69°F(21°C) | 49°F(9°C) | 4.9 in(124 mm) | 65% | 5.1 |
| JunJuneBest | 74°F(24°C) | 55°F(13°C) | 5.4 in(136 mm) | 67% | 5.8 |
| JulJulyBest | 77°F(25°C) | 58°F(15°C) | 5.6 in(141 mm) | 65% | 5.8 |
| AugAugustBest | 76°F(25°C) | 58°F(14°C) | 5.6 in(141 mm) | 71% | 4.9 |
| SepSeptember | 68°F(20°C) | 51°F(11°C) | 4.0 in(102 mm) | 75% | 3.5 |
| OctOctober | 59°F(15°C) | 44°F(7°C) | 3.9 in(98 mm) | 77% | 2.2 |
| NovNovember | 48°F(9°C) | 37°F(3°C) | 3.9 in(98 mm) | 86% | 1.3 |
| DecDecember | 42°F(5°C) | 31°F(0°C) | 3.7 in(95 mm) | 82% | 0.9 |
1991–2020 averages. Sun is solar radiation in kWh/m² per day. Highlighted: the most comfortable months.
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