Tsu Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Tsu.
Climate overview of Tsu
The climate in Tsu, Mie, Japan, is marked by large temperature swings across the seasons, ranging from 31°C (88°F) in August to 10°C (50°F) in January.
The city has a wet climate, receiving around 1976 mm (78 in) of rain/snowfall per year. Despite the high annual total, it has a distinct rainy season from May to October, with very warm summers and cold winters. September is the wettest month. Sunshine peaks in August, when the city sees around 6.8 hours of sunshine per day.
Tsu Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Tsu - and find the best time to visit.
Monthly Temperature in Tsu
In Tsu, temperatures differ significantly between summer and winter months. On average, daytime temperatures range from a very warm 31°C (88°F) in August to a chilly 10°C (50°F) in January.
Nighttime temperatures range from 24°C (75°F) in August to 3°C (37°F) in January.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Tsu
Tsu experiences significant rain/snowfall throughout the year, averaging 1976 mm (78 in) of precipitation annually. The seasons in Tsu bring significant changes in precipitation. The wettest month, September, receives heavy rainfall, with an average of 271 mm (11 in) of precipitation. This rainfall is distributed across 18 rainy days.
In contrast, the driest month, December, experiences much less rainfall, totaling 72 mm (2.8 in) over 13 rainy days. These distinct seasonal differences provide diverse experiences throughout the year. For more details, please visit our Tsu 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 Tsu
Tsu enjoys sunny spells year-round. August sees up to 6.8 hours of daily sunshine, perfect for a sunny trip. June, the least sunny month, still offers a generous 5.0 hours of sun despite this cloudier time of the year.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Daily percentage of sunshine
Humidity in Tsu by Month
The relative humidity is high throughout the year in Tsu.
The city experiences its highest humidity in July, reaching 73%. In March, the humidity drops to its lowest level at 59%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Best Time to Visit Tsu
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
- Best overall: May
- Warmest weather: July and August
- Most sunshine: May and August
- Fewest rainy days: May, October, November and December
- Seasonal pattern: A distinct rainy season from May to October, with very warm summers and cold winters
Frequently asked questions about the climate in Tsu
What is the best time to visit Tsu?
May typically offers the most optimal weather in Tsu. In contrast, January, February, July, August and September tend to have less optimal conditions. Tsu has a distinct rainy season from May to October, with very warm summers and cold winters.
What temperatures can I expect in Tsu?
Daytime highs range from 10°C (50°F) in January to 31°C (88°F) in August. Nighttime lows range from 3°C (37°F) to 24°C (75°F). Temperatures vary considerably through the year.
How much rain does Tsu get?
Annual rainfall is around 1976 mm (78 in). September is the wettest month with 271 mm (11 in), while December is the driest with 72 mm (2.8 in).
How sunny is Tsu?
Tsu receives around 2,084 hours of sunshine per year. August is the sunniest month with 203 hours, while June is the cloudiest with just 149 hours. Overall, Tsu enjoys abundant sunshine.
Tsu 3-Day Forecast
Tsu on the map
Tsu is highlighted - select any city to see its climate.
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