Average temperature in Olten
The mean minimum and maximum temperatures over the year in Olten (Canton of Solothurn), Switzerland.
- The months of June, July, August and September have nice average temperatures.
- On average, the warmest month is July with 25°C.
- On average, the coolest month is January with 5°C.
- The average annual maximum temperature is 15°C.
- The average annual minimum temperature is 6°C.
Weather Forecasts for Olten
overcast and rain
broken clouds and rain
overcast and slight rain