When do cherry blossoms bloom in Nagano?
On average, cherry blossoms in Nagano (長野県) first open around 11 April and reach full bloom around 16 April. The best viewing is usually the week that follows — roughly to 23 April.
First bloom
11 April
Full bloom
16 April
Average bloom window
11 Apr16 Apr23 Apr
First bloom Peak window
Based on Japan Meteorological Agency 1991–2020 climatological normals for the Yoshino cherry (Somei-Yoshino).
Cherry variety: Somei-Yoshino (Yoshino cherry). Figures come from Japan Meteorological Agency observations over 1991–2020. These are long-term averages, not a forecast — actual bloom dates vary year to year with the weather and can shift a week or more in either direction.
Source: Japan Meteorological Agency (気象庁). Not affiliated with or endorsed by the JMA.
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