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Vienna in September
The weather in September
In September, Vienna averages daytime highs of 21° and night-time lows of 12° — mild weather by day. Expect around 64 mm of precipitation spread over about 9 wet days, with average cloud cover near 35%.
Days are 5.8° cooler than in August on average, and October is cooler again by about 6.4°.
September scores 77/100 — good conditions for sightseeing — and ranks 1st of the twelve months for Vienna.
Around the middle of the month the sun rises at 06:32 and sets at 19:10 local time, giving 12 h 38 min of daylight. Days shorten by 100 minutes over the month.
Why 77/100?
How the score for September is builtComfort peaks for daytime highs between 18° and 25°C (64–77°F).
Around Vienna this month
Austria's best in September
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Vienna in September: quick answers
Is September a good time to visit Vienna?
September scores 77/100 for Vienna, which we rate as good. Average highs are 21°C with 9 wet days.
How warm is Vienna in September?
Daytime highs average 21°C and night-time lows 12°C in September.
Does it rain a lot in Vienna in September?
Vienna receives about 64 mm of precipitation in September, falling on around 9 days.