Satsuma Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Satsuma.
Climate overview of Satsuma
Temperatures in Satsuma, Kagoshima, Japan, vary greatly throughout the year. August is the hottest month at 32°C (90°F), while January is the coldest at 12°C (54°F).
With around 2390 mm (94 in) of annual rainfall, Satsuma has a notably wet climate. However, this rainfall is not evenly distributed, the city has a distinct rainy season from April to September, with very warm summers and mild winters. The wettest month is June. Sunshine peaks in August, when the city sees around 7.0 hours of sunshine per day.
Satsuma Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Satsuma - and find the best time to visit.
Monthly Temperature in Satsuma
The climate in Satsuma is known for significant temperature differences throughout the year, making the weather dynamic. Average daytime temperatures reach a very warm 32°C (90°F) in August. In January, the coolest month of the year, temperatures drop to a moderate 12°C (54°F).
At night, temperatures range from around 25°C (77°F) in August to 5°C (41°F) in January.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Satsuma
Satsuma has a notably wet climate with abundant precipitation, recording 2390 mm (94 in) of rainfall per year. Satsuma can be quite wet during June, receiving approximately 547 mm (22 in) of precipitation over 20 rainy days.
In contrast, during the driest month (January), you will experience much drier conditions, with 92 mm (3.6 in) of precipitation spread across 18 rainy days. For more details, please visit our Satsuma 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 Satsuma
Satsuma can be enjoyed more throughout the sunniest month of August under a blue sky, with approximately 7.0 hours of sunshine daily. In contrast, the city experiences much darker days in June, 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
Humidity in Satsuma by Month
The relative humidity is high throughout the year in Satsuma.
The city experiences its highest humidity in June, reaching 77%. In February, 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
Best Time to Visit Satsuma
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
- Best overall: October and November
- Warmest weather: July and August
- Most sunshine: August
- Fewest rainy days: October and November
- Wettest months: June and July, when rainfall is highest.
- Seasonal pattern: A distinct rainy season from April to September, with very warm summers and mild winters
Frequently asked questions about the climate in Satsuma
What is the best time to visit Satsuma?
October and November typically offer the most optimal weather in Satsuma. In contrast, February, June, July, August and September tend to have less optimal conditions. Satsuma has a distinct rainy season from April to September, with very warm summers and mild winters.
What temperatures can I expect in Satsuma?
Daytime highs range from 12°C (54°F) in January to 32°C (90°F) in August. Nighttime lows range from 5°C (41°F) to 25°C (77°F). Temperatures vary considerably through the year.
How much rain does Satsuma get?
Annual rainfall is around 2390 mm (94 in). June is the wettest month with 547 mm (22 in), while January is the driest with 92 mm (3.6 in).
How sunny is Satsuma?
Satsuma receives around 1,964 hours of sunshine per year. August is the sunniest month with 210 hours, while June is the cloudiest with just 107 hours.
Satsuma 3-Day Forecast
Satsuma on the map
Satsuma is highlighted - select any city to see its climate.
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