Average temperature in Iiyama
The mean minimum and maximum temperatures over the year in Iiyama (Nagano), Japan.
- The months of May, June, July, August and September have nice average temperatures.
- On average, the warmest month is August with 29°C.
- On average, the coolest month is January with 3°C.
- The average annual maximum temperature is 16°C.
- The average annual minimum temperature is 7°C.
Weather Forecasts for Iiyama
partly cloudy and rain
partly cloudy and small chance of slight rain
broken clouds and small chance of slight rain