Omura Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Omura.
Climate overview of Omura
The climate in Omura, Nagasaki, Japan, is marked by large temperature swings across the seasons, ranging from 31°C (88°F) in August to 11°C (52°F) in January.
The city has a wet climate, receiving around 2074 mm (82 in) of rainfall per year. Despite the high annual total, it has a distinct rainy season from May to September. June is the wettest month. Sunshine peaks in August, when the city sees around 7.0 hours of sunshine per day.
Omura Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Omura — and find the best time to visit.
Monthly Temperature in Omura
In Omura, 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 11°C (52°F) in January.
Nighttime temperatures range from 26°C (79°F) in August to 6°C (43°F) in January.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Omura
Omura experiences significant rainfall throughout the year, averaging 2074 mm (82 in) of precipitation annually. The seasons in Omura bring significant changes in precipitation. The wettest month, June, receives heavy rainfall, with an average of 417 mm (16 in) of precipitation. This rainfall is distributed across 19 rainy days.
In contrast, the driest month, January, experiences much less rainfall, totaling 74 mm (2.9 in) over 20 rainy days. These distinct seasonal differences provide diverse experiences throughout the year. For more details, please visit our Omura 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 Omura
In Omura, summer days are longer and more sunny, with daily sunshine hours peaking at 7.0 hours in August. As the darker season arrives, the brightness of the sun becomes less. January sees a soft sun for only 3.5 hours per average day.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Daily percentage of sunshine
Humidity in Omura by Month
The relative humidity is high throughout the year in Omura.
The city experiences its highest humidity in June, reaching 80%. 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 Omura
Be prepared for heavier rainfall during April, May, June, July, August and September, the wettest period of the year. Seeking the perfect travel destination for this year? We've created a tool that suggests locations matching your desired weather. Let our weather planner guide your travel decisions.
Frequently asked questions about the climate in Omura
What is the best time to visit Omura?
May, October and November typically offer the most optimal weather in Omura. In contrast, February, June, July and August tend to have less optimal conditions. Omura has a distinct rainy season from May to September.
What temperatures can I expect in Omura?
Daytime highs range from 11°C (52°F) in January to 31°C (88°F) in August. Nighttime lows range from 6°C (43°F) to 26°C (79°F). Temperatures vary considerably through the year.
How much rain does Omura get?
Annual rainfall is around 2074 mm (82 in). June is the wettest month with 417 mm (16 in), while January is the driest with 74 mm (2.9 in).
How sunny is Omura?
Omura receives around 1,876 hours of sunshine per year. August is the sunniest month with 209 hours, while January is the cloudiest with just 104 hours.
Omura 3-Day Forecast
Omura 3-Day Forecast
Omura on the map
Omura is highlighted — select any city to see its climate.
Popular this month
Where to go in July — average daytime high across popular destinations.
Osaka
32°C (90°F) Tokyo30°C (86°F) Naha
30°C (86°F) Kyoto31°C (88°F) Hakone28°C (82°F) Hakuba26°C (79°F) Sapporo24°C (75°F) Niseko24°C (75°F) 
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