The most comfortable time to visit Vienna is from late May to September. For sun, aim for late July; for walking, go from late March to mid June.
When to go five ratings · thirty-six ten-day sections · click a cell to read it
For sun, go in late July. It peaks in late July, at 59. That is a short window, about three weeks a year. Avoid late September to mid May for this: it falls to 0, mostly because it is too cool. The clearest skies come in August, when the sky is typically 53% covered at midday (partly cloudy).
The being outside season here runs from late May to September. It peaks in early June, at 84. The weakest stretch is from November to mid March, when it drops to 0, mostly because it is too cold.
For walking, go from late March to mid June, with a second spell from September to October. It peaks in late September, at 82. Avoid mid and late January for this: it falls to 3, mostly because it is too cold.
The year, measured
The average temperature in Vienna over the whole year is 11°C. July is the hottest month, with highs of about 26°C; January is the coldest, with lows of about -1°C. Vienna has no sharply defined rainy season: the chance of rain on a given day runs from 14% in March, the driest month, to 22% in May, the wettest. Winds in Vienna are highest in February, averaging 3.8 m/s (14 km/h), and lightest in August, at 2.7 m/s (10 km/h). The prevailing wind is from the NW. The clearest skies in Vienna come in August, when the sky is typically 51% covered; December is the cloudiest month, at 76%.
Month by month Vienna climate by month: average temperatures year round · click a month to read it
| Month | High | Low | Feels like | Chance of rain | Cloud | Wind | Being outside | Sun | Walking |
|---|---|---|---|---|---|---|---|---|---|
| January | 2°C | -1°C | -3°C | 15% | 74% | 3.7 m/s | 0 | 0 | 6 |
| February | 7°C | 2°C | 1°C | 14% | 67% | 3.8 m/s | 1 | 0 | 21 |
| March | 10°C | 3°C | 5°C | 14% | 62% | 3.6 m/s | 6 | 0 | 40 |
| April | 14°C | 6°C | 9°C | 17% | 59% | 3.7 m/s | 23 | 0 | 62 |
| May | 18°C | 11°C | 15°C | 22% | 62% | 3.3 m/s | 52 | 4 | 77 |
| June | 24°C | 17°C | 23°C | 18% | 53% | 2.9 m/s | 74 | 37 | 50 |
| July | 26°C | 18°C | 24°C | 19% | 54% | 3.0 m/s | 66 | 49 | 36 |
| August | 25°C | 17°C | 24°C | 18% | 51% | 2.7 m/s | 65 | 47 | 38 |
| September | 20°C | 12°C | 18°C | 17% | 53% | 2.8 m/s | 66 | 18 | 68 |
| October | 14°C | 9°C | 11°C | 18% | 64% | 3.1 m/s | 29 | 0 | 76 |
| November | 8°C | 4°C | 4°C | 18% | 73% | 3.3 m/s | 2 | 0 | 30 |
| December | 4°C | 1°C | -1°C | 17% | 76% | 3.7 m/s | 0 | 0 | 8 |
High and low are the warmest and coolest of four readings a day — midnight, 6am, noon and 6pm — so a true overnight low can sit a degree or two under them. Chance of rain, cloud and wind are the day’s average; feels-like and the three ratings (each out of 100: Good from 55, Ideal from 80) are read at midday.
Seasons, and the year in short Vienna weather by season
Year round, Vienna has days of about 2°C at their warmest in January, its coolest month, and 26°C in July, its warmest; the coolest hours of the day run from -1°C to 18°C through the year, and the average temperature over the year is 11°C around the clock. Rain is most likely around May and least likely around March. Every figure here is a decade of observations blended into one representative year, so it reads as what this date is usually like, not a forecast for one particular day.
Vienna weather in winterDecember to February
Winter in Vienna has typical daily highs of about 4°C and lows of about 1°C, with a 15% chance of rain on a given day.
Vienna weather in springMarch to May
Spring in Vienna has typical daily highs of about 14°C and lows of about 7°C, with a 18% chance of rain on a given day.
Vienna weather in summerJune to August
Summer in Vienna has typical daily highs of about 25°C and lows of about 17°C, with a 18% chance of rain on a given day.
Vienna weather in autumnSeptember to November
Autumn in Vienna has typical daily highs of about 14°C and lows of about 8°C, with a 18% chance of rain on a given day.
When is the rainy season in Vienna?
Vienna has no sharply defined rainy season: the chance of rain on a given day runs from 14% in March, the driest month, to 22% in May, the wettest.
What time of year is Vienna windiest?
Winds in Vienna are highest in February, averaging 3.8 m/s (14 km/h), and lightest in August, at 2.7 m/s (10 km/h). The prevailing wind is from the NW.
What is the average temperature in Vienna year round?
The average temperature in Vienna over the whole year is 11°C. July is the hottest month, with highs of about 26°C; January is the coldest, with lows of about -1°C.
Where to go instead in early January, the weakest time here for being outside
How this is worked out
Every figure is a decade of weather-station observations blended into one typical year, in ten-day sections. The ratings, the chart and the feels-like column are read at midday local solar time. Being outside is the Easy outdoors rating, Sun is Sunbathing and Walking is Active outdoors, each out of 100: Good from 55, Ideal from 80. They describe what a time of year is usually like here, not a forecast. The dotted links open the map at that time of year; set its time of day to midday to see these numbers.