Ome Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Ome.
Climate overview of Ome
The climate in Ome, Tokyo Prefecture, Japan, is marked by large temperature swings across the seasons, ranging from 30°C (86°F) in August to 8°C (46°F) in January.
With around 1988 mm (78 in) of annual rain/snowfall, Ome has a notably wet climate. However, this rain/snowfall is not evenly distributed, the city has a distinct rainy season from May to October, with warm summers and cold winters. The wettest month is September. The sunniest month is January, with 6.7 hours of sunshine per day on average.
Ome Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Ome - and find the best time to visit.
Monthly Temperature in Ome
In Ome, temperatures differ significantly between summer and winter months. Average daytime temperatures reach a comfortable 30°C (86°F) in August. In January, the coolest month of the year, temperatures drop to a chilly 8°C (46°F).
At night, temperatures range from around 22°C (72°F) in August to -2°C (28°F) in January.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Ome
Ome experiences significant rain/snowfall throughout the year, averaging 1988 mm (78 in) of precipitation annually. Ome can be quite wet during September, receiving approximately 264 mm (10 in) of precipitation over 19 rainy days.
In contrast, during the driest month (December), you will experience much drier conditions, with 68 mm (2.7 in) of precipitation spread across 7 rainy days. For more details, please visit our Ome 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 Ome
Ome experiences moderate variation in sunshine hours across the seasons. With 6.7 hours daily sunshine in January, it dips to 4.2 hours in June, offering a balanced mix of sunny and overcast days.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Best Time to Visit Ome
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: January
- Fewest rainy days: January and December
- Seasonal pattern: A distinct rainy season from May to October, with warm summers and cold winters
- Coldest conditions: January, with freezing nights around -2°C (28°F).
Frequently asked questions about the climate in Ome
What is the best time to visit Ome?
May typically offers the most optimal weather in Ome. In contrast, January, February, March, August and September tend to have less optimal conditions. Ome has a distinct rainy season from May to October, with warm summers and cold winters.
What temperatures can I expect in Ome?
Daytime highs range from 8°C (46°F) in January to 30°C (86°F) in August. Nighttime lows range from -2°C (28°F) to 22°C (72°F). Temperatures vary considerably through the year.
How much rain does Ome get?
Annual rainfall is around 1988 mm (78 in). September is the wettest month with 264 mm (10 in), while December is the driest with 68 mm (2.7 in).
How sunny is Ome?
Ome receives around 2,031 hours of sunshine per year. January is the sunniest month with 202 hours, while June is the cloudiest with just 127 hours. Overall, Ome enjoys abundant sunshine.
Ome 3-Day Forecast
Ome on the map
Ome is highlighted - select any city to see its climate.
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