Grignasco Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Grignasco.
Climate overview of Grignasco
Grignasco, Italy, experiences significant temperature variation throughout the year. Summers bring daytime highs of 27°C (81°F) in July, while winters cool to 7°C (45°F) in January.
With around 2103 mm (83 in) of annual rain/snowfall, Grignasco has a notably wet climate. However, this rain/snowfall is not evenly distributed — the city has a distinct rainy season from April to November. The wettest month is October. The sunniest month is July, with 9.5 hours of sunshine per day on average.
Grignasco Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Grignasco — and find the best time to visit.
Monthly Temperature in Grignasco
Depending on the time of the year, temperatures range from comfortable to chilly in Grignasco. Average daytime temperatures reach a comfortable 27°C (81°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 -1°C (30°F) in January.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Grignasco
Grignasco has a relatively rain/snowy climate with high precipitation levels, averaging 2103 mm (83 in) of rain/snowfall annually. Grignasco can be quite wet during October, receiving approximately 236 mm (9.3 in) of precipitation over 12 rainy days.
In contrast, during the driest month (January), you will experience much drier conditions, with 86 mm (3.4 in) of precipitation spread across 11 rainy days days. For more details, please visit our Grignasco 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 Grignasco
Grignasco can be enjoyed more throughout the sunniest month of July under a blue sky, with approximately 9.5 hours of sunshine daily. In contrast, the city experiences much darker days in December, with only 2.3 hours of sunlight per day.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Daily percentage of sunshine
Humidity in Grignasco by Month
The relative humidity is high throughout the year in Grignasco.
The city experiences its highest humidity in January, reaching 86%. In March, 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 Grignasco
Rainfall during this time ranges from 173 mm (6.8 in) in July to 217 mm (8.5 in) in June. This means you can expect a mix of sunny days and occasional showers.
The rainy season falls during April, May, June, July, August, September, October and November, bringing heavy precipitation. Planning your next adventure but unsure where to go? Our climate tool suggests perfect locations tailored to your preferred weather conditions. Discover your ideal travel destination with our weather planner.
Frequently asked questions about the climate in Grignasco
What is the best time to visit Grignasco?
July typically offers the most optimal weather in Grignasco. In contrast, January, February, March, April, October, November and December tend to have less optimal conditions. Grignasco has a distinct rainy season from April to November.
What temperatures can I expect in Grignasco?
Daytime highs range from 7°C (45°F) in January to 27°C (81°F) in July. Nighttime lows range from -1°C (30°F) to 17°C (63°F). Temperatures vary considerably through the year.
How much rain does Grignasco get?
Annual rainfall is around 2103 mm (83 in). October is the wettest month with 236 mm (9.3 in), while January is the driest with 86 mm (3.4 in).
How sunny is Grignasco?
Grignasco receives around 1,974 hours of sunshine per year. July is the sunniest month with 285 hours, while December is the cloudiest with just 68 hours.
Grignasco 3-Day Forecast
Grignasco 3-Day Forecast
Grignasco on the map
Grignasco is highlighted — select any city to see its climate.
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Where to go in June — average daytime high across popular destinations.
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