Japan Weather Today日本語Nagano weather today
A mountain city, host of the 1998 Winter Olympics, with Zenko-ji temple and the snow monkeys nearby. Here is today's forecast, the best time to go and what to expect in every season.
Best time to visit Nagano
December to March for snow, monkeys and skiing; May and October for mild weather.
Nagano weather through the year
- Days and nights differ a lot: warm afternoons can turn into cold evenings, so pack layers all year.
- Winters are cold, often below freezing at night, with snow from December to March.
- Summers are cooler and less humid than in Tokyo or Osaka, but afternoon thunderstorms are common.
- The rainy season usually runs from early or mid June to late July.
Nagano by season
Spring (March to May)
What to do: Cherry blossom in mid April, later in the mountains.
What to wear: Warm layers: frost is still possible in April.
Summer (June to August)
What to do: Warm days and cooler nights, good for hiking at Togakushi.
What to wear: Light clothes for the day, a fleece for the evening, and a rain jacket for thunderstorms.
Autumn (September to November)
What to do: Autumn leaves and apple harvest in October and November.
What to wear: A warm jacket; nights get cold from October.
Winter (December to February)
What to do: The snow monkeys bathe in the hot spring at Jigokudani from about December to March; ski resorts like Hakuba are close.
What to wear: A proper winter coat, thermal layers, gloves, a hat and snow boots.
More than a forecast
- Hour-by-hour forecast with rain timing, feels-like temperature, UV and daily tips.
- Rain radar from JMA, 3 hours back and 15 hours ahead, plus live Himawari satellite clouds.
- Official warnings: heavy rain, heatstroke alerts, earthquakes, tsunami and typhoons, in plain English.
- Trip planner and road trips: the weather for every stop, and every rest stop on your route.
- 7 languages: English, 日本語, Deutsch, Français, Italiano, Español and 한국어.
Questions
What is the weather in Nagano today?
The 5-day forecast on this page updates automatically. Open the app for the hour-by-hour forecast, rain timing and official JMA warnings for Nagano.
When is the best time to visit Nagano?
December to March for snow, monkeys and skiing; May and October for mild weather.
When is the rainy season in Nagano?
The rainy season (tsuyu) usually runs from early or mid June to late July.
Does it snow in Nagano?
Snow is common from December to March; roads can freeze, so check conditions before driving.
Is there a free weather app for Nagano in English?
Yes. Japan Weather Today is free, needs no sign-up and works in English, Japanese, German, French, Italian, Spanish and Korean. It runs in your browser and can be added to your home screen.
