Weather in Innsbruck in September 2025
Average weather
Average temperature in Innsbruck in September
The temperature in September is +21°C on average, with a range between a maximum of +27°C during the day and a minimum of +4°C at night.
The average maximum temperature goes down 26% by the end of the month, compared with the beginning of the month, from +22°C to +16°C.
Is Innsbruck warm or cold in September?
Innsbruck is typically mild in September.
Maximum temperatures go down compared to the previous month from +23°C to +19°C. The minimum temperature also goes down from +12°C to +9°C.
Pack a light jacket as it will be warm in the day and cool in the evenings.
Take a look at how September is compared to other months in Innsbruck:
Climate in Innsbruck in September
| August | September | October | ||||
|---|---|---|---|---|---|---|
| Avg. temperature | ||||||
| +23°C | +19°C | +15°C | ||||
| Min. temperature | ||||||
| +3°C | -5°C | -16°C | ||||
| Max. temperature | ||||||
| +39°C | +29°C | +25°C | ||||
| Rainfall | ||||||
| 229 mm | 147 mm | 105 mm | ||||
| Wind | ||||||
| 1 m/s | 1 m/s | 2 m/s | ||||
| Humidity | ||||||
| 76% | 78% | 80% | ||||
| Air pressure | ||||||
| 1016 HPa | 1017 HPa | 1017 HPa | ||||
| Sunny days | ||||||
| 3 | 5 | 6 | ||||
| Cloudy days | ||||||
| 3 | 6 | 8 | ||||
| Rainy days | ||||||
| 18 | 17 | 14 | ||||
| Snowy days | ||||||
| 0 | 0 | 2 | ||||
September weather is still as ok as in August. It’s getting colder in September. From +23°C in the day, the average maximum temperature lowers to +19°C. As September arrives, the amount of rainfall goes down. On average, the rainfall volume decreases from 229 mm to 147 mm. Humidity rises from 76% to 78%. The average wind speed doesn’t change much during September, staying around 1 m/s. The good news is there are likely to be more sunny days in September, from 3 to 5.
October brings much the same weather, it remains ok.
Wind
The average wind speed is 1 m/s getting up to 3 m/s which is a light breeze; barely moving the tree leaves.
The average wind speed in Innsbruck is gradually increasing during September, going from 1 m/s to 1 m/s over the course of the month.
Rain
How was the weather last September in Innsbruck?
Climate Change over Years
The climate in Innsbruck in September has not changed much over the last 43 years.
The average temperature was the lowest in 1980 (+11°C) and the highest in 2022 (+17°C). The driest year was 1986 with only 1135 mm of rainfall, and the wettest year was 2017 with 1915 mm.
FAQ
Is September a good time to visit Innsbruck?
Can you sunbathe in Innsbruck in September?
Is Innsbruck rainy in September?
Is it sunny in Innsbruck in September?
Other cities in Austria
Monthly weather in Innsbruck
Source of the data
For this page, we’ve looked at the typical weather in Innsbruck, based on historical hourly weather data from January 1, 1979, to December 31, 2023.
For past dates, we show actual recorded data at the location at that time. Forecasts are based on recorded weather during that day of the year, averaged over the total years for which we have records (unless stated otherwise). The daily temperature is the highest recorded temperature in the shadow during that day.