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Oslo in August
The weather in August
In August, Oslo averages daytime highs of 22° and night-time lows of 13° — mild weather by day. Expect around 101 mm of precipitation spread over about 18 wet days, with average cloud cover near 38%.
Days are 1.3° cooler than in July on average, and September is cooler again by about 4.9°.
August scores 64/100 — fair conditions for sightseeing — and ranks 2nd of the twelve months for Oslo.
Around the middle of the month the sun rises at 05:32 and sets at 21:13 local time, giving 15 h 41 min of daylight. Days shorten by 154 minutes over the month.
Why 64/100?
How the score for August is builtComfort peaks for daytime highs between 18° and 25°C (64–77°F).
Around Oslo this month
Norway's best in August
Arendal
Tønsberg
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Oslo in August: quick answers
Is August a good time to visit Oslo?
August scores 64/100 for Oslo, which we rate as fair. Average highs are 22°C with 18 wet days.
How warm is Oslo in August?
Daytime highs average 22°C and night-time lows 13°C in August.
Does it rain a lot in Oslo in August?
Oslo receives about 101 mm of precipitation in August, falling on around 18 days.