Weather in Oslo in August
How warm is it in Oslo in August?
In August the typical daytime high in Oslo is 21.0 °C on average, from 22.4 °C at the start to 19.2 °C at the end of the month.
That is 1.8 °C cooler than in July and 4.6 °C warmer than in September.
The last 10 years were 0.7 °C warmer than more than 40 years ago.
Click a day for more: afternoon and night, the usual range, records and how fast it is warming.
Measured at the weather station Oslo Blindern, 4 km away.