Casteggio Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Casteggio.
Climate overview of Casteggio
Casteggio, Lombardy, Italy, experiences significant temperature variation throughout the year. Summers bring daytime highs of 31°C (88°F) in July, while winters cool to 8°C (46°F) in January.
Casteggio sees a moderate amount of rain/snowfall, totalling around 905 mm (36 in) per year. It experiences very warm summers and cold winters, creating some seasonal variation. Sunshine peaks in July, when the city sees around 9.8 hours of sunshine per day.
Casteggio Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Casteggio - and find the best time to visit.
Monthly Temperature in Casteggio
Depending on the time of the year, temperatures range from very warm to chilly in Casteggio. Average maximum daytime temperatures range from a very warm 31°C (88°F) in July, the warmest time of the year, to a chilly 8°C (46°F) during cooler months like January.
At night, you can expect temperatures ranging from 20°C (68°F) in July to around 1°C (34°F) during January.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Casteggio
Generally, Casteggio has a moderate amount of precipitation, averaging 905 mm (36 in) of rain/snowfall annually. Significant seasonal changes in precipitation occur throughout the year. In the wettest month, November it receives high rainfall, averaging 116 mm (4.6 in) of precipitation, recorded across 13 rainy days. In contrast, the driest month July brings less rainfall, with 46 mm (1.8 in) over 9 rainy days. For more details, please visit our Casteggio Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Sunshine Hours in Casteggio
Seasonal changes in sunshine hours are quite dramatic in Casteggio. While July receives considerable daily sunshine with up to 9.8 hours, November marks the darkest time of the year, where sunshine is scarce with only 3.7 hours of sunlight per day.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Humidity in Casteggio by Month
The relative humidity is high throughout the year in Casteggio.
The city experiences its highest humidity in May, reaching 71%. In January, the humidity drops to its lowest level at 61%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Best Time to Visit Casteggio
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 and September
- Warmest weather: July and August
- Most sunshine: July
- Fewest rainy days: February, July, September and December
- Seasonal pattern: Very warm summers and cold winters
Frequently asked questions about the climate in Casteggio
What is the best time to visit Casteggio?
May, June and September typically offer the most optimal weather in Casteggio. In contrast, January, November and December tend to have less optimal conditions. Casteggio has very warm summers and cold winters.
What temperatures can I expect in Casteggio?
Daytime highs range from 8°C (46°F) in January to 31°C (88°F) in July. Nighttime lows range from 1°C (34°F) to 20°C (68°F). Temperatures vary considerably through the year.
How much rain does Casteggio get?
Annual rainfall is around 905 mm (36 in). November is the wettest month with 116 mm (4.6 in), while July is the driest with 46 mm (1.8 in).
How sunny is Casteggio?
Casteggio receives around 2,231 hours of sunshine per year. July is the sunniest month with 295 hours, while November is the cloudiest with just 111 hours. Overall, Casteggio enjoys abundant sunshine.
Casteggio 3-Day Forecast
Casteggio on the map
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