Trun Sunshine Hours by Month

In climate discussions, the hours of sunlight reveal much about a location. This page shows the total number of hours of direct sunlight per month and the average hours per day in Trun, Grisons, Switzerland. Long-term data from 1990 to 2020 was used to calculate these averages.

Monthly hours of sunshine

Those who love seasonal contrasts will appreciate Trun. Expect long, bright days with 196 hours in July and darker periods with just 72 hours in December. The total annual amount of sun is 1582 hours.

Daily hours of sunshine

In Trun, summer days are longer and more sunny, with daily sunshine hours peaking at 6.5 hours in July. As the darker season arrives, the brightness of the sun becomes less. December sees a soft sun for only 2.4 hours per day.

Average percent of sunshine

On average the sun shines 52% of the time during the day in August, the highest percentage of any month. May has the lowest percentage at 40%.

Trun enjoys an average of 1582 hours of sunshine annually. Let’s compare this with some popular tourist destinations:

The city of Rome, Italy, experiences 2470 hours of sunshine annually, adding to its charm as a year-round tourist destination.

In contrast, Juneau, Alaska, receives only about 1523 hours of sunshine per year and is known for its very short days in winter and frequently overcast conditions.

In Seoul, South Korea, there are approximately 2133 hours of sunshine per year, mostly during spring and autumn.

In Tokyo, Japan, the average annual sunshine is 1930 hours, with sunny periods between rainy seasons.

August, Trun’s wettest month, receives 207 mm (8.1 in) of rainfall and has a maximum daytime temperature of 17°C (63°F). During the driest month February you can expect a temperature of -2°C (28°F).

For more detailed insights into the city’s temperatures, check out our Temperature page. To explore more about precipitation patterns, visit our Trun Precipitation page.