Average monthly hours of sunshine in Saku
The monthly total of sunhours over the year in Saku (Nagano), Japan.
- On average, May is the sunniest month with 209 hours of sunshine.
- January has on average the lowest amount of sunshine with 128 hours.
- On average, the total annual amount of sun is 1940 hours.
Forecast for Saku
overcast and rain
partly cloudy and chance of slight rain
almost clear and no rain