Jōetsu weather
At 12:30 PM local time it was mostly clear and 16°C (60°F). Light rain for 5 of the next 24 hours (under 1 mm/h, 0.8 mm total) — cloudy, but fine to be out. Best months for weather: Apr–Oct. Below: today's sky, the hour-by-hour rain chance and the 16-day forecast for Jōetsu, Niigata, Japan.
Current conditions
- Clouds
- 40%
- Chance of rain
- 35%
- Rain
- 0.0 mm/h
Hourly Forecast
Light rain for 5 of the next 24 hours (under 1 mm/h, 0.8 mm total) — cloudy, but fine to be out
Daily Forecast
Best Time to Visit
Peak season Apr–OctOff season Dec–Mar
About Jōetsu weather
Is it raining in Jōetsu right now?
No. It’s mostly clear and 16° right now. Light rain for 5 of the next 24 hours (under 1 mm/h, 0.8 mm total) — cloudy, but fine to be out.
What’s the weather like in Jōetsu this week?
Over the next 7 days, expect highs of 13–21° and lows of 7–13°. Rain is likely on 6 of 7 days (Sunday, Monday, Tuesday, Thursday, Friday, Saturday). The driest day looks like Wednesday.
Has it been raining in Jōetsu lately?
In the past 7 days, Jōetsu had 6 rainy days and 79.4 mm of rain in total.
What should I pack for Jōetsu?
For the coming week, bring an umbrella or rain jacket and a warm layer for the evenings.
Jōetsu weather by month
When is the best time to visit Jōetsu?
Based on weather alone, the best time to visit Jōetsu is Apr–Oct, according to NASA's 2001–2025 climate averages. Dec–Mar tends to be the least pleasant. Average highs run from 2°C (36°F) in January to 27°C (81°F) in August.
What is the rainiest month in Jōetsu?
December is the wettest month, with about 215 mm (8.5 in) of rain on average. May is the driest, with about 92 mm (3.6 in).
What is the hottest month in Jōetsu?
August is the warmest, with average highs of 27°C (81°F) and lows of 21°C (69°F). January is the coolest, with highs of 2°C (36°F) and lows of -3°C (27°F).
Sources: 2001–2025 monthly averages from NASA POWER (MERRA-2 reanalysis), forecast and current conditions from Open-Meteo. Page updated . How we rate months