Casal Monastero Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Casal Monastero.
Climate overview of Casal Monastero
Casal Monastero, Lazio, Italy, experiences significant temperature variation throughout the year. Summers bring daytime highs of 32°C (90°F) in August, while winters cool to 12°C (54°F) in January.
Casal Monastero sees a moderate amount of rainfall, totalling around 954 mm (38 in) per year. It experiences a distinct dry season from July to August, with very warm summers and mild winters, creating some seasonal variation. The most sunshine falls in July, with an average of 11.1 hours of daily sunshine.
Casal Monastero Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Casal Monastero - and find the best time to visit.
Monthly Temperature in Casal Monastero
Depending on the time of the year, temperatures range from very warm to moderate in Casal Monastero. Average maximum daytime temperatures range from a very warm 32°C (90°F) in August, the warmest time of the year, to a moderate 12°C (54°F) during cooler months like January.
At night, you can expect temperatures ranging from 20°C (68°F) in August to around 3°C (37°F) during January.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Casal Monastero
Generally, Casal Monastero has a moderate amount of precipitation, averaging 954 mm (38 in) of rainfall annually. Significant seasonal changes in precipitation occur throughout the year. In the wettest month, November it receives high rainfall, averaging 138 mm (5.4 in) of precipitation, recorded across 15 rainy days. In contrast, the driest month July brings less rainfall, with 26 mm (1 in) over 5 rainy days. For more details, please visit our Casal Monastero 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 Casal Monastero
Seasonal changes in sunshine hours are quite dramatic in Casal Monastero. While July receives considerable daily sunshine with up to 11.1 hours, December 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 Casal Monastero by Month
The relative humidity is high throughout the year in Casal Monastero.
The city experiences its highest humidity in November, reaching 77%. In July, the humidity drops to its lowest level at 72%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Best Time to Visit Casal Monastero
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: July and August
- Seasonal pattern: A distinct dry season from July to August, with very warm summers and mild winters
Frequently asked questions about the climate in Casal Monastero
What is the best time to visit Casal Monastero?
May, June and September typically offer the most optimal weather in Casal Monastero. In contrast, December tends to have less optimal conditions. Casal Monastero has a distinct dry season from July to August, with very warm summers and mild winters.
What temperatures can I expect in Casal Monastero?
Daytime highs range from 12°C (54°F) in January to 32°C (90°F) in August. Nighttime lows range from 3°C (37°F) to 20°C (68°F). Temperatures vary considerably through the year.
How much rain does Casal Monastero get?
Annual rainfall is around 954 mm (38 in). November is the wettest month with 138 mm (5.4 in), while July is the driest with 26 mm (1 in).
How sunny is Casal Monastero?
Casal Monastero receives around 2,473 hours of sunshine per year. July is the sunniest month with 332 hours, while December is the cloudiest with just 112 hours. Overall, Casal Monastero enjoys abundant sunshine.
Casal Monastero 3-Day Forecast
Casal Monastero 3-Day Forecast
Casal Monastero on the map
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