Tanegashima Weather & Climate: Best Time to Visit

Visitors to Tanegashima can expect significant temperature changes throughout the year. Average daytime temperatures reach a comfortable 30°C (86°F) in August. In January, the coolest month of the year, temperatures drop to a moderate 16°C (61°F).

At night, temperatures range from around 27°C (81°F) in August to 11°C (52°F) in January.

Check out our detailed temperature page for more information.

Temperature ranges by month

Tanegashima is known for its substantial rainfall, with annual precipitation reaching 2229 mm (88 in). Tanegashima can be quite wet during June, receiving approximately 443 mm (17 in) of precipitation over 21 rainy days.

In contrast, during the driest month (December), you will experience much drier conditions, with 100 mm (3.9 in) of precipitation spread across 17 rainy days days. For more details, please visit our Tanegashima Precipitation page.

The mean monthly precipitation over the year, including rain, hail, and snow

The average number of days each month with precipitation

Tanegashima can be enjoyed more throughout the sunniest month of August under a blue sky, with approximately 7.7 hours of sunshine daily. In contrast, the city experiences much darker days in January, with only 3.6 hours of sunlight per day.

Visit our detailed sunshine hours page for more information.

Monthly hours of sunshine

Daily hours of sunshine

The relative humidity is high throughout the year in Tanegashima.

The city experiences its highest humidity in June, reaching 84%. In January, the humidity drops to its lowest level at 65%. What does this mean? Read our detailed page on humidity levels for further details.

Relative humidity over the year

The mean wind speed varies between 3 m/s (6 knots) and 6 m/s (12 knots) throughout the year. It is lowest in September and highest during January and February. What does this mean?

The mean monthly wind speed over the year (meters per second)