Is Niigata hot in May?
Days are typically mild at 21.6°C, while nights average 12.7°C.
Japan · 1991–2020 normal
Niigata in
May.
Typical May weather in Niigata: 21.6°C by day, 12.7°C at night, 94 mm of rain over 9.7 wet days. These are measured 1991–2020 station normals, not a forecast.
Typical high21.6°C
Typical low12.7°C
Rain94 mm
Wet days9.7
In the year-round weather comparison, May scores 74 out of 100 (June leads the year at 76). Daylight is calculated as 14 h 12 from latitude 37.92°. Open-water sea temperature is 14.5°C (16 km from the place centre).
May at a glance
What is Niigata like in May?
Plain answers from the measured climate record—not a forecast or a promise about a particular trip.
Does it rain much?
The measured monthly average is 94 mm across about 10 wet days.
How much daylight is there?
There are about 14 h 12 between sunrise and sunset at mid-month, calculated from the place latitude.
Is May a good time to visit?
May ranks 2 of 12 in our weather comparison; June ranks first.
The evidence behind this page
One month,
from the same station.
- Place identity
- GeoNames 1855431
- NOAA station
- JA000047604 · NIIGATA
- Station distance
- 1 km from the place centre
- Coverage
- Good coverage · 16 usable years
- Important limit
- Historical climate is not a forecast. Nearby stations can miss mountains, coasts, and local microclimates.
Next step
Choose your month.
Then plan the details.
The weather comparison for Niigata is based on climate evidence, not payments from travel companies. Flight, accommodation and activity links will be clearly labelled when they are added; there are no booking offers on this page today.
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