Ready for Lake Iseo?
Pick whatever suits you best.
📊 Monthly Climate Overview
| Month | Max °C | Min °C | Rain mm | Rain Days | Sun h | Wind km/h | Sea °C |
|---|---|---|---|---|---|---|---|
| Jan | 8.5°C | 1.6°C | 58.6 mm | 7 | 6.8 h | 8.7 km/h | 7°C |
| Feb | 10.3°C | 2.9°C | 77.6 mm | 9 | 6.9 h | 9 km/h | 7°C |
| Mar | 13.7°C | 4.6°C | 67.6 mm | 8 | 9.0 h | 9.6 km/h | 8°C |
| Apr | 17.4°C | 8°C | 100.6 mm | 13 | 10.3 h | 10 km/h | 11°C |
| May | 20.7°C | 12.1°C | 154.9 mm | 18 | 10.6 h | 9.9 km/h | 15°C |
| Jun | 25.9°C | 17.3°C | 135.7 mm | 16 | 13.1 h | 9.8 km/h | 20°C |
| Jul | 28°C | 19.8°C | 121.8 mm | 15 | 13.2 h | 9.8 km/h | 23°C |
| Aug | 27.5°C | 19.7°C | 132 mm | 15 | 11.7 h | 9.3 km/h | 23°C |
| Sep | 23.1°C | 16.1°C | 123.3 mm | 12 | 10.3 h | 8.5 km/h | 20°C |
| Oct | 18.6°C | 12.1°C | 119 mm | 12 | 7.9 h | 8.7 km/h | 15°C |
| Nov | 13°C | 7.2°C | 128.8 mm | 12 | 6.1 h | 8.2 km/h | 10°C |
| Dec | 9.6°C | 3.2°C | 68.8 mm | 7 | 5.9 h | 7.9 km/h | 8°C |
🌊 Water temperatures are based on multi-year averages from public tourism and weather sources. Actual values can vary by ±2 °C depending on conditions.
📖Climate & Best Time to Visit Lake Iseo
Lake Iseo (Italy) has a Mediterranean / mild temperate climate with an annual average of around 14 °C. Daytime highs average 18 °C, while nights cool to about 10 °C. The destination sees roughly 1289 mm of rainfall per year and 9.3 hours of sunshine per day on average.
Best swimming season runs from early summer into September: in July water reaches its warmest point around 23 °C, while air temperatures climb up to 28 °C in July.
Note: with roughly 26 °C between the hottest and coldest month, picking the right time of year matters a lot here.
🎟️ Top activities in Lake Iseo
🏡 How does it compare to home?
Enter your hometown — we’ll show you a direct climate comparison.
✨ Discover more of Lake Iseo
Frequently asked questions about Lake Iseo
When is the best time to visit Lake Iseo?
The best time to visit Lake Iseo: June to September – best in July (avg. 23.9 °C, 15 rainy days). Based on the monthly values for 2014 to 2023.
What are the temperatures in Lake Iseo?
The warmest month is July with an average of 23.9 °C and daytime highs around 28.0 °C. The coldest month is January with an average of 5.1 °C and night-time lows around 1.6 °C.
How many rainy days does Lake Iseo have?
May has the most rainy days with 18 rainy days. The driest month is January with 7 rainy days.