Grassobbio Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Grassobbio.
Climate overview of Grassobbio
The climate in Grassobbio, Lombardy, Italy, is marked by large temperature swings across the seasons, ranging from 28°C (82°F) in July to 7°C (45°F) in January.
With around 1331 mm (52 in) of annual rain/snowfall, Grassobbio has a notably wet climate. However, this rain/snowfall is not evenly distributed, the city has warm summers and cold winters. The wettest month is June.
Grassobbio Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Grassobbio - and find the best time to visit.
Monthly Temperature in Grassobbio
In Grassobbio, temperatures differ significantly between summer and winter months. Average daytime temperatures reach a comfortable 28°C (82°F) in July. In January, the coolest month of the year, temperatures drop to a chilly 7°C (45°F).
At night, temperatures range from around 17°C (63°F) in July to -2°C (28°F) in January.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Grassobbio
Grassobbio experiences significant rain/snowfall throughout the year, averaging 1331 mm (52 in) of precipitation annually. Grassobbio can be quite wet during June, receiving approximately 139 mm (5.5 in) of precipitation over 13 rainy days.
In contrast, during the driest month (January), you will experience much drier conditions, with 59 mm (2.3 in) of precipitation spread across 11 snowy/rainy days. For more details, please visit our Grassobbio Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Humidity in Grassobbio by Month
The relative humidity is high throughout the year in Grassobbio.
The city experiences its highest humidity in December, reaching 79%. In June, the humidity drops to its lowest level at 67%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Best Time to Visit Grassobbio
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
- Best overall: May, June, July, August and September
- Warmest weather: July and August
- Seasonal pattern: Warm summers and cold winters
- Coldest conditions: January, with freezing nights around -2°C (28°F).
Frequently asked questions about the climate in Grassobbio
What is the best time to visit Grassobbio?
May, June, July, August and September typically offer the most optimal weather in Grassobbio. In contrast, January, February, November and December tend to have less optimal conditions. Grassobbio has warm summers and cold winters.
What temperatures can I expect in Grassobbio?
Daytime highs range from 7°C (45°F) in January to 28°C (82°F) in July. Nighttime lows range from -2°C (28°F) to 17°C (63°F). Temperatures vary considerably through the year.
How much rain does Grassobbio get?
Annual rainfall is around 1331 mm (52 in). June is the wettest month with 139 mm (5.5 in), while January is the driest with 59 mm (2.3 in).
Grassobbio 3-Day Forecast
Grassobbio on the map
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