Niigata weather
Best months for weather: May–Jun, Aug–Oct. Below: today's sky, the hour-by-hour rain chance and the 16-day forecast for Niigata, Niigata, Japan.
Best Time to Visit
Peak season May–Jun, Aug–OctOff season Dec–Feb
Niigata weather by month
When is the best time to visit Niigata?
Based on weather alone, the best time to visit Niigata is May–Jun, Aug–Oct, according to NASA's 2001–2025 climate averages. Dec–Feb tends to be the least pleasant. Average highs run from 6°C (43°F) in February to 28°C (82°F) in August.
What is the rainiest month in Niigata?
December is the wettest month, with about 215 mm (8.5 in) of rain on average. May is the driest, with about 85 mm (3.3 in).
What is the hottest month in Niigata?
August is the warmest, with average highs of 28°C (82°F) and lows of 25°C (76°F). February is the coolest, with highs of 6°C (43°F) and lows of 3°C (38°F).
Niigata weather month by month
Sources: 2001–2025 monthly averages from NASA POWER (MERRA-2 reanalysis), forecast and current conditions from Open-Meteo. Page updated . How we rate months