May weather forecast
Graz, Austria

May in Graz sees a significant rise in temperature ranging from 7°C (44.6°F) during nighttime to 19°C (66.2°F) in daytime. Spring gradually paves the way for the warmer summer season as the month progresses. Outdoor enthusiasts will appreciate the longer daytime hours, providing ample opportunity for cycling, picnicking or enjoying the open-air pools of Graz. Visitors will find this month perfect for sightseeing, with clear skies leading to spectacular views atop the city's iconic clock tower.

Temperature

Observing a rise in May, the average high-temperature goes from April's moderate 14°C (57.2°F) to a comfortable 19°C (66.2°F). Against the high May temperatures, Graz records an average drop to a chilly 7°C (44.6°F) at night.

Rainfall

In Graz, during May, the rain falls for 15 days and regularly aggregates up to 94mm (3.7") of precipitation. Throughout the year, there are 146 rainfall days, and 968mm (38.11") of precipitation is accumulated.

Daylight

In Graz, the average length of the day in May is 15h and 5min.
On the first day of the month, sunrise is at 05:41 and sunset at 20:09. On the last day of May, sunrise is at 05:06 and sunset at 20:45 CEST.

Sunshine

The average sunshine in May is 7h.

UV index

In Graz, the average daily maximum UV index in May is 7. A UV Index value of 6 to 7 symbolizes a high health risk from exposure to the Sun's UV rays for ordinary individuals.
Note: In May, a daily maximum UV index of 7 leads to the following instructions:
Stay clear of intense sun exposure. Solar protection is of utmost significance. The Sun's UV radiation is most intense from 10 a.m. to 4 p.m. Try to avoid direct sun exposure during these hours. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage.