Casto Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Casto.
Climate overview of Casto
Casto, Lombardy, Italy, sees big temperature differences between seasons, with July peaking at 26°C (79°F) and January dropping to 6°C (43°F).
Rain/snowfall is high, totalling around 1346 mm (53 in) per year. June is the wettest month and January the driest.
Casto Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Casto — and find the best time to visit.
Monthly Temperature in Casto
Visitors to Casto can expect significant temperature changes throughout the year. Average maximum daytime temperatures range from a comfortable 26°C (79°F) in July, the warmest time of the year, to a chilly 6°C (43°F) during cooler months like January.
At night, you can expect temperatures ranging from 17°C (63°F) in July to around -2°C (28°F) during January.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Casto
Casto is known for its substantial rain/snowfall, with annual precipitation reaching 1346 mm (53 in). Significant seasonal changes in precipitation occur throughout the year. In the wettest month, June it receives high rainfall, averaging 142 mm (5.6 in) of precipitation, recorded across 14 rainy days. In contrast, the driest month January brings less snow/rainfall, with 57 mm (2.2 in) over 11 snowy/rainy days. For more details, please visit our Casto 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 Casto by Month
The relative humidity is high throughout the year in Casto.
The city experiences its highest humidity in January, reaching 86%. In June, the humidity drops to its lowest level at 71%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Best Time to Visit Casto
The weather does bring rainfall during this period, between 124 mm (4.9 in) and 142 mm (5.6 in). Seeking the perfect travel destination for this year? We've created a tool that suggests locations matching your desired weather. Let our weather planner guide your travel decisions.
Frequently asked questions about the climate in Casto
What is the best time to visit Casto?
May, June, July, August and September typically offer the most optimal weather in Casto. In contrast, January, February, November and December tend to have less optimal conditions.
What temperatures can I expect in Casto?
Daytime highs range from 6°C (43°F) in January to 26°C (79°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 Casto get?
Annual rainfall is around 1346 mm (53 in). June is the wettest month with 142 mm (5.6 in), while January is the driest with 57 mm (2.2 in).
Casto 3-Day Forecast
Casto 3-Day Forecast
Casto on the map
Casto is highlighted — select any city to see its climate.
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Where to go in July — average daytime high across popular destinations.
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