Genazzano Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Genazzano.
Climate overview of Genazzano
Genazzano, Lazio, Italy, sees big temperature differences between seasons, with August peaking at 30°C (86°F) and January dropping to 11°C (52°F).
The city has a wet climate, receiving around 1200 mm (47 in) of rain/snowfall per year. Despite the high annual total, it has very warm summers and cold winters. November is the wettest month. The sunniest month is July, with 11.1 hours of sunshine per day on average.
Genazzano Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Genazzano - and find the best time to visit.
Monthly Temperature in Genazzano
Visitors to Genazzano can expect significant temperature changes throughout the year. On average, daytime temperatures range from a very warm 30°C (86°F) in August to a chilly 11°C (52°F) in January.
Nighttime temperatures range from 18°C (64°F) in August to 1°C (34°F) in January.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Genazzano
Genazzano is known for its substantial rain/snowfall, with annual precipitation reaching 1200 mm (47 in). The seasons in Genazzano bring significant changes in precipitation. The wettest month, November, receives high rainfall, with an average of 159 mm (6.3 in) of precipitation. This rainfall is distributed across 15 rainy days.
In contrast, the driest month, July, experiences much less rainfall, totaling 41 mm (1.6 in) over 5 rainy days. These distinct seasonal differences provide diverse experiences throughout the year. For more details, please visit our Genazzano 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 Genazzano
In Genazzano, summer days are longer and more sunny, with daily sunshine hours peaking at 11.1 hours in July. As the darker season arrives, the brightness of the sun becomes less. December sees a soft sun for only 3.7 hours per average day.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Humidity in Genazzano by Month
The relative humidity is high throughout the year in Genazzano.
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 Genazzano
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
- Best overall: June
- Warmest weather: July and August
- Most sunshine: July
- Fewest rainy days: July and August
- Seasonal pattern: Very warm summers and cold winters
Frequently asked questions about the climate in Genazzano
What is the best time to visit Genazzano?
June typically offers the most optimal weather in Genazzano. In contrast, February and December tend to have less optimal conditions. Genazzano has very warm summers and cold winters.
What temperatures can I expect in Genazzano?
Daytime highs range from 11°C (52°F) in January to 30°C (86°F) in August. Nighttime lows range from 1°C (34°F) to 18°C (64°F). Temperatures vary considerably through the year.
How much rain does Genazzano get?
Annual rainfall is around 1200 mm (47 in). November is the wettest month with 159 mm (6.3 in), while July is the driest with 41 mm (1.6 in).
How sunny is Genazzano?
Genazzano 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, Genazzano enjoys abundant sunshine.
Genazzano 3-Day Forecast
Genazzano on the map
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