The Nagano long range forecast indicates an extreme cold wave, with daytime highs plummeting to -3°, well below the seasonal norm and -6.6 °F lower than the historical average.
The Nagano long range forecast indicates an extreme cold wave, with daytime highs plummeting to -3°, well below the seasonal norm and -6.6 °F lower than the historical average.
Check out our estimated 30 days weather forecast for Nagano, this data is based on the average weather in Nagano in the last few years.
For a more accurate and detailed forecast, check out the 14 day weather for Nagano next to the desired date.