Nagahama Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Nagahama.
Climate overview of Nagahama
Temperatures in Nagahama, Shiga, Japan, vary greatly throughout the year. August is the hottest month at 31°C (88°F), while January is the coldest at 7°C (45°F).
The city receives considerable rain/snowfall, with around 1999 mm (79 in) annually. July is the wettest month. It has a distinct rainy season from May to October, with very warm summers and cold winters. May is the sunniest month, averaging 6.2 hours of sunshine per day.
Nagahama Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Nagahama - and find the best time to visit.
Monthly Temperature in Nagahama
The climate in Nagahama is known for significant temperature differences throughout the year, making the weather dynamic. Typically, average maximum daytime temperatures range from a very warm 31°C (88°F) in August to a chilly 7°C (45°F) in the coolest month, January.
Nights vary from 23°C (73°F) in August to around 0°C (32°F) during the colder months.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Nagahama
Nagahama has a notably wet climate with abundant precipitation, recording 1999 mm (79 in) of rain/snowfall per year. The climate in Nagahama shows significant variation throughout the year. Expect heavy rainfall in July, the wettest month, with an average of 278 mm (11 in) of precipitation over 19 rainy days.
In contrast, the driest month December offers drier and sunnier days, with around 100 mm (3.9 in) of rainfall over 21 rainy days. For more details, please visit our Nagahama 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 Nagahama
Nagahama offers a pleasant mix of sunny and slightly overcast days. The difference in sunshine hours between May (6.2 hours daily) and February (4.0 hours daily) provides a bit of variety for visitors and residents.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Humidity in Nagahama by Month
The relative humidity is high throughout the year in Nagahama.
The city experiences its highest humidity in July, reaching 70%. In April, the humidity drops to its lowest level at 60%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Best Time to Visit Nagahama
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
- Best overall: May and October
- Warmest weather: July and August
- Most sunshine: April, May and August
- Seasonal pattern: A distinct rainy season from May to October, with very warm summers and cold winters
- Coldest conditions: January, with freezing nights around 0°C (32°F).
Frequently asked questions about the climate in Nagahama
What is the best time to visit Nagahama?
May and October typically offer the most optimal weather in Nagahama. In contrast, January, February, March, July and December tend to have less optimal conditions. Nagahama has a distinct rainy season from May to October, with very warm summers and cold winters.
What temperatures can I expect in Nagahama?
Daytime highs range from 7°C (45°F) in January to 31°C (88°F) in August. Nighttime lows range from 0°C (32°F) to 23°C (73°F). Temperatures vary considerably through the year.
How much rain does Nagahama get?
Annual rainfall is around 1999 mm (79 in). July is the wettest month with 278 mm (11 in), while December is the driest with 100 mm (3.9 in).
How sunny is Nagahama?
Nagahama receives around 1,805 hours of sunshine per year. May is the sunniest month with 185 hours, while February is the cloudiest with just 120 hours.
Nagahama 3-Day Forecast
Nagahama on the map
Nagahama is highlighted - select any city to see its climate.
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