Numazu Sunshine Hours by Month

To truly understand a climate, we must look at its sunshine. This page shows the total number of hours of direct sunlight per month and the average hours per day in Numazu, Shizuoka, Japan. These values are calculated using 30 years of data (1990–2020) to ensure accuracy.

Monthly hours of sunshine

Seasonal sunshine in Numazu varies. It peaks at 204 hours in January and drops to 120 hours in September. The total annual amount of sun is 1967 hours.

Daily hours of sunshine

This means the city can be enjoyed more throughout the sunniest month of January under a blue sky, with approximately 6.8 hours of sunshine daily. In contrast, the city experiences much darker days in September, with only 4.0 hours of sunlight per day.

Numazu enjoys an average of 1967 hours of sunshine annually. Let’s compare this with some popular tourist destinations:

In Barcelona, Spain, there are 2530 hours of sunshine annually and is a city that can be visited year-round.

In contrast, Tromsø , Norway, receives only about 1270 hours of sunshine per year, known for the polar night with no sunlight for weeks during winter.

Stockholm, Sweden, receives approximately 1907 hours of sunshine annually.

Adelaide, Australia, enjoys 2770 hours of sunshine annually, with long, sunny summers.

June, Numazu’s wettest month, receives 184 mm (7.2 in) of rainfall and has a maximum daytime temperature of 24°C (75°F). During the driest month December you can expect a temperature of 12°C (54°F).

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