Joetsu Weather in May

Thinking of visiting Joetsu in May? Expect pleasant temperatures reaching 21°C (70°F) during the day, dropping to 12°C (54°F) at night, with the driest conditions of the year.

Rainfall in Joetsu in May

With the least rainfall of the year, this month offers good conditions for outdoor exploration. Take advantage of the dry weather to plan your activities. On average, there are about 17 days with rain during this month, averaging 112 mm (4.4 in). This is a wet month with frequent and often heavy showers. Both the number of rain days and the total rainfall are high.

Temperature in Joetsu in May

In May, Joetsu sees pleasant temperatures, with highs of 21°C (70°F). Nights drop to around 12°C (54°F). Temperatures can feel cooler in the morning and evening, so layering is often the best approach. Nights cool down to 12°C (54°F), so a light jacket or extra layer is useful once the sun goes down. On the plus side, the cooler nights make for comfortable sleeping conditions.

Sunshine in Joetsu in May

Expect sunny days throughout the month, with an estimated 198 hours of sunshine. This makes it a pleasant time to visit Joetsu.

If your ideal day consists of dry skies and pleasant temperatures, May, June and October typically offer the best circumstances for Joetsu.