Shibukawa Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Shibukawa.
Climate overview of Shibukawa
Shibukawa, Gunma, Japan, experiences significant temperature variation throughout the year. Summers bring daytime highs of 29°C (84°F) in August, while winters cool to 6°C (43°F) in January.
The city receives considerable rain/snowfall, with around 1694 mm (67 in) annually. July is the wettest month. It has warm summers and cold winters. The most sunshine falls in August, with an average of 6.9 hours of daily sunshine.
Shibukawa Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Shibukawa - and find the best time to visit.
Monthly Temperature in Shibukawa
Depending on the time of the year, temperatures range from comfortable to chilly in Shibukawa. Typically, average maximum daytime temperatures range from a comfortable 29°C (84°F) in August to a chilly 6°C (43°F) in the coolest month, January.
Nights vary from 21°C (70°F) in August to around -3°C (27°F) during the colder months.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Shibukawa
Shibukawa has a relatively rain/snowy climate with high precipitation levels, averaging 1694 mm (67 in) of rain/snowfall annually. The climate in Shibukawa shows significant variation throughout the year. Expect heavy rainfall in July, the wettest month, with an average of 222 mm (8.7 in) of precipitation over 22 rainy days.
In contrast, the driest month December offers drier and sunnier days, with around 69 mm (2.7 in) of rainfall over 13 rainy days. For more details, please visit our Shibukawa Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
Sunshine Hours in Shibukawa
Shibukawa offers a pleasant mix of sunny and slightly overcast days. The difference in sunshine hours between August (6.9 hours daily) and June (4.4 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 Shibukawa by Month
The relative humidity is high throughout the year in Shibukawa.
The city experiences its highest humidity in July, reaching 79%. In February, 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 Shibukawa
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 August
- Warmest weather: July and August
- Most sunshine: April and August
- Seasonal pattern: Warm summers and cold winters
- Coldest conditions: January, with freezing nights around -3°C (27°F).
Frequently asked questions about the climate in Shibukawa
What is the best time to visit Shibukawa?
May and August typically offer the most optimal weather in Shibukawa. In contrast, January, February, March and December tend to have less optimal conditions. Shibukawa has warm summers and cold winters.
What temperatures can I expect in Shibukawa?
Daytime highs range from 6°C (43°F) in January to 29°C (84°F) in August. Nighttime lows range from -3°C (27°F) to 21°C (70°F). Temperatures vary considerably through the year.
How much rain does Shibukawa get?
Annual rainfall is around 1694 mm (67 in). July is the wettest month with 222 mm (8.7 in), while December is the driest with 69 mm (2.7 in).
How sunny is Shibukawa?
Shibukawa receives around 2,173 hours of sunshine per year. August is the sunniest month with 207 hours, while June is the cloudiest with just 133 hours. Overall, Shibukawa enjoys abundant sunshine.
Shibukawa 3-Day Forecast
Shibukawa 3-Day Forecast
Shibukawa on the map
Shibukawa is highlighted - select any city to see its climate.
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