Iki Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Iki.
Climate overview of Iki
The climate in Iki, Japan, is marked by large temperature swings across the seasons, ranging from 29°C (84°F) in August to 12°C (54°F) in January.
The city receives considerable rainfall, with around 1737 mm (68 in) annually. June is the wettest month. It has warm summers and cold winters. The most sunshine falls in May, with an average of 6.8 hours of daily sunshine.
Iki Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Iki - and find the best time to visit.
Monthly Temperature in Iki
In Iki, temperatures differ significantly between summer and winter months. Typically, average maximum daytime temperatures range from a comfortable 29°C (84°F) in August to a chilly 12°C (54°F) in the coolest month, January.
Nights vary from 26°C (79°F) in August to around 7°C (45°F) during the colder months.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Iki
Iki experiences significant rainfall throughout the year, averaging 1737 mm (68 in) of precipitation annually. The climate in Iki shows significant variation throughout the year. Expect heavy rainfall in June, the wettest month, with an average of 269 mm (11 in) of precipitation over 17 rainy days.
In contrast, the driest month December offers drier and sunnier days, with around 84 mm (3.3 in) of rainfall over 17 rainy days. For more details, please visit our Iki 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 Iki
For those who appreciate different seasons, Iki serves as an ideal destination. Expect longer, more sun-filled days in May with an average of 6.8 hours of sunshine daily, and embrace the darker days in January, offering only 3.4 hours of daily sunlight.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Humidity in Iki by Month
The relative humidity is high throughout the year in Iki.
The city experiences its highest humidity in July, reaching 76%. In January, the humidity drops to its lowest level at 63%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Best Time to Visit Iki
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
- Best overall: May, August and October
- Warmest weather: August
- Most sunshine: May and August
- Fewer rainy days: April, May, August, October and November
- Wettest months: June, July, August and September, when rainfall is highest.
- Seasonal pattern: Warm summers and cold winters
Frequently asked questions about the climate in Iki
What is the best time to visit Iki?
May, August and October typically offer the most optimal weather in Iki. In contrast, June tends to have less optimal conditions. Iki has warm summers and cold winters.
What temperatures can I expect in Iki?
Daytime highs range from 12°C (54°F) in January to 29°C (84°F) in August. Nighttime lows range from 7°C (45°F) to 26°C (79°F). Temperatures vary considerably through the year.
How much rain does Iki get?
Annual rainfall is around 1737 mm (68 in). June is the wettest month with 269 mm (11 in), while December is the driest with 84 mm (3.3 in).
How sunny is Iki?
Iki receives around 1,894 hours of sunshine per year. May is the sunniest month with 205 hours, while January is the cloudiest with just 103 hours.
Iki 3-Day Forecast
Iki on the map
Iki is highlighted - select any city to see its climate.
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