Niigata weather in May
Monthly temperatures, rain, humidity, what to wear and what to pack — 2024–2025 historical average
Niigata May weather at a glance
In May, Niigata averages 16.4°C, with typical highs of 20.5°C and lows of 12.6°C. The historical average is 14 wet days and 74% humidity.
Niigata May temperature & humidity
Niigata May rain & wet days
Pack a compact umbrella. Keep an indoor stop available between outdoor activities.
What to wear in Niigata in May
T-shirts or long sleeves with one light outer layer should be comfortable. Showers are possible, so a compact umbrella is useful.
- DaytimeLong sleeves and a light jacket · average high 20.5°C
- Morning & eveningLong sleeves with a jacket or cardigan · average low 12.6°C
- FootwearComfortable walking shoes; quick-dry footwear for rainy days.
Packing essentials
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Niigata May sunrise & sunset times
2026 May · Local time (Asia/Tokyo)
| Date | Sunrise | Sunset | Daylight |
|---|---|---|---|
| 2026-05-01 | 04:48 | 18:34 | 13h 46m |
| 2026-05-15 | 04:34 | 18:47 | 14h 13m |
| 2026-05-31 | 04:24 | 19:00 | 14h 36m |
For sunset photos, arrive before the listed sunset time. Clouds, mountains and buildings can change when the sun becomes visible or disappears.
Calculated for the city coordinates with daylight saving applied. SunCalc · tz-lookup
Niigata travel updates
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Today’s weather and forecast
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Best months to visit Niigata
Bar height shows our simple weather-comfort score, not a safety rating; colour shows temperature.
May weather by year
Daily weather in 2025
Daily high and low temperatures; blue labels show precipitation
Frequently asked questions
What is Niigata weather like in May?
In May, Niigata averages 16.4°C, with typical highs of 20.5°C and lows of 12.6°C. The historical average is 14 wet days and 74% humidity. Our weather-comfort rating for this month is fair.
Does it rain a lot in Niigata in May?
There are about 14 wet days in May. A compact umbrella is still useful.
What should I wear in Niigata in May?
T-shirts or long sleeves with one light outer layer should be comfortable. Showers are possible, so a compact umbrella is useful.
What are the best months to visit Niigata?
Recent weather data rates June among the more comfortable months.
Where can I check Niigata weather in May in real time?
Check local webcams for the view right now and a local weather service for today’s forecast. Monthly temperatures here are historical averages.
What time are sunrise and sunset in Niigata in May?
On 2026-05-15, calculated sunrise is 04:34 and sunset is 18:47 in local time (Asia/Tokyo). Times vary by date and terrain.
Niigata weather by month
More Japan destinations in May
Open-Meteo (CC BY 4.0) · 2024–2025 historical data, aggregated and rounded by this site. Not a forecast or long-term climate normal. Calculation method and limitations