Kushiro
釧路 · 北海道
Autumn colour outlook
Wed, Oct 21
Maple
Unlikely
This follows one maple tree in Kushiro; temples and parks can peak at different times.
How the city score is calculated
- Japan Meteorological Corporation forecasts Kushiro's maple to colour on Oct 18 (round 2, released Oct 1).
- Its past forecasts typically missed by 4.3 days.
- In Kushiro, peak usually lasts 7 days, from colouring to leaf-fall (median, JMA records).
- Method: the JMC forecast blended 50/50 with the last ~9 years of JMA records, both updated as days pass without colouring.
- Future days are capped at 85%: weeks ahead, nothing is certain.
- JMA has not yet recorded colouring of Kushiro's specimen maple.
- In a normal year (1991–2020) the maple colours around Oct 16.