Average Monthly Sunshine hours in Osan
This graph shows the average number of hours per month that Osan receives direct sunlight. The numbers are calculated over a 30-year period to provide a reliable average.
- On average, May is the sunniest month with 248 hours of sunshine.
- December has on average the lowest amount of sunshine with 159 hours.
- On average, the total annual amount of sun is 2428 hours.
Forecast: is it sunny in Osan?
almost clear and no rain
partly cloudy and slight rain
almost clear and no rain