May · Japan
Best time to visit Nikko in May Weather, crowds & prices
Weather in Nikko in May
Average temperature 17°C, 186 mm of rain, about 23 days with 6+ hours of sunshine and 78% humidity — based on the five most recent complete years of ERA5 data (2021–2025).
May score
6.7/10
Ranked #2 of 12 months
- Avg temp
- 17°C
- Rainfall
- 186 mm
- Humidity
- 78%
- Days with 6h+ sun
- 23
- Crowd Density
- Moderate Crowds
- Average Expenses
- $$ · Moderate Cost ($$)
May in Nikko scores 6.7/10 for sightseeing and cultural travel - one of the top 12-month picks (#2). Expect around 17°C, 186 mm of rain, and roughly 23 days with 6+ hours of sunshine this month.
Nikko's shrines and cedar avenues sit in the mountains north of Tokyo as a UNESCO complex.
May in Nikko — middling scores, decent value
May averages 17°C (63°F), the range most people find easiest for walking a city all day without either overheating or losing daylight to weather.
Monthly rainfall reaches 186 mm — wet for this destination — but about 23 days with 6+ hours of sunshine still break through, so keep one indoor fallback in the plan.
It scores 6.7/10 here, 2nd of 12 months, against 7.1/10 in the destination's best month.
Pack layers you can shed by midday plus one warm layer for the evening, a proper rain shell rather than an umbrella.
Plan for mid-season pricing, with crowds are moderate.
Frequently asked
- What is the weather like in Nikko in May?
- In May, Nikko averages 17°C, 186 mm of rain, and about 23 days with 6+ hours of sunshine. Its climate-comfort score is 6.7/10.
- Is May a good time to visit Nikko?
- May earns a 6.7/10 climate-comfort score. Use the year-round chart to weigh the weather against your budget and crowd preferences.
- How much does it rain in Nikko in May?
- Expect about 186 mm of rain in May. Average humidity is 78% and there are about 23 days with 6+ hours of sunshine.
Curated in Nikko
Tickets & experiences
Things to do in Nikko
Nikko, Japan. Live activities and tours from GetYourGuide, matched to this destination.