May weather forecastVienna, Austria
May
Weather in May
May beholds Vienna with the full blossom of spring, enticing several to its stunning natural views. The highlight of the month can arguably be the spike to 21.3°C (70.3°F) in daylight high temperatures. The nights remain pleasant, not too cold, and the vitality of the city's greens is matched by the tasteful outdoor life of the Viennese. As attendance in gardens and parks peaks, looming rain clouds become a common sight, mirroring nature's play on balance.Temperature
The start of May in Vienna brings a shift in the average high-temperature, increasing from April's enjoyable 16.1°C (61°F) to an agreeable 21.3°C (70.3°F). Vienna observes an average nighttime low-temperature of 12.5°C (54.5°F) during the month of May.Rainfall
In Vienna, in May, it is raining for 8.3 days, with typically 61mm (2.4") of accumulated precipitation. In Vienna, during the entire year, the rain falls for 88 days and collects up to 548mm (21.57") of precipitation.Snowfall
May through October are months without snowfall in Vienna.Daylight
The average length of the day in May in Vienna is 15h and 13min.On the first day of the month, sunrise is at 05:34 and sunset at 20:08. On the last day of May, sunrise is at 04:58 and sunset at 20:46 CEST.
Sunshine
In May, the average sunshine is 7.7h.UV index
In May, the average daily maximum UV index in Vienna is 6. A UV Index value of 6 to 7 symbolizes a high health risk from unsafe exposure to UV radiation for the average person.Note: The average daily UV index of 6 in May transforms into the following instructions:
Refrain from overexposure. Fair-skinned individuals could burn in under 20 minutes. From 10 a.m. to 4 p.m., when UV radiation is at its strongest, limit direct exposure to the Sun and note that shade structures may not provide full sun protection. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in May
Vienna, Austria
- Average high temperature in May: 21.3°C
The warmest month (with the highest average high temperature) is July (26.7°C).
The month with the lowest average high temperature is January (3.8°C).
- Average low temperature in May: 12.5°C
The month with the highest average low temperature is August (17.5°C).
The coldest month (with the lowest average low temperature) is January (-0.8°C).
Average rainfall in May
Vienna, Austria
- Average rainfall in May: 60.9mm
The wettest month (with the highest rainfall) is July (66.6mm).
The driest month (with the least rainfall) is January (21.3mm).
Average rainfall days in May
Vienna, Austria
- Average rainfall days in May: 8.3 days
The month with the highest number of rainy days is June (9.3 days).
The month with the least rainy days is January (5.3 days).
Average snowfall in May
Vienna, Austria
- Average snowfall in May: 0mm
The month with the highest snowfall is January (186mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average daylight in May /
Average sunshine in May
Vienna, Austria
- Average daylight in May: 15h and 12min
The month with the longest days is June (Average daylight: 16h and 0min).
The month with the shortest days is December (Average daylight: 8h and 24min).
- Average sunshine in May: 7h and 42min
The month with the most sunshine is July (Average sunshine: 8h and 30min).
The month with the least sunshine is December (Average sunshine: 1h and 42min).
Average UV index in May
Vienna, Austria
- Average UV index in May: 6
The months with the highest UV index are June and July (UV index 7).
The months with the lowest UV index are January, November and December (UV index 1).





