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Weather Comparison

Vienna vs Zagreb

Side-by-side weather comparison for May

Vienna: 20°CZagreb: 21°C268 km apart

May Weather: Vienna vs Zagreb

MetricViennaZagrebBetter
Average HighHigher is warmer20°C (68°F)21°C (70°F)Zagreb
Average LowHigher is milder10°C (50°F)11°C (52°F)Zagreb
Rain DaysFewer is drier12 days12 daysTie
PrecipitationLess is drier73 mm87 mmVienna
Sunshine HoursMore is sunnier11h/day11h/dayTie
HumidityLower is more comfortable65%65%Tie
UV IndexLower is safer1010Tie
Wind SpeedCalmer is better19 km/h13 km/hZagreb

Which City is Better in May?

Vienna and Zagreb are closely matched in May. Neither city has a clear advantage across all metrics. Your decision should come down to personal preference, cultural interests, and travel logistics rather than weather alone.

Vienna sits in the comfortable travel range at 20°C. Zagreb is also comfortable at 21°C.

For travelers who prioritize dry weather, both cities are equally dry in May.

Temperature Comparison in May

Vienna reaches an average high of 20°C (68°F) and drops to 10°C (50°F) at night during May. The daily temperature range is 10°C, meaning moderate variation throughout the day.

Zagreb averages 21°C (70°F) for the high and 11°C (52°F) for the low, with a daily range of 10°C. The two cities feel quite similar in terms of temperature.

Both cities are in the Northern Hemisphere, so they share the same seasonal pattern in May.

Rainfall Comparison in May

Vienna receives approximately 73 mm of rainfall across 12 rain days during May. You can expect rain roughly every other day.

Zagreb sees 87 mm over 12 rain days. Both cities are equally rainy this month.

Both cities share similar humidity levels at 65%.

What to Pack: Vienna vs Zagreb

Packing for Vienna in May

Highs of 20°C, lows of 10°C, 12 rain days

  • light layers
  • a light jacket for evenings
  • sunscreen
  • waterproof jacket
  • compact umbrella
  • waterproof shoes

Packing for Zagreb in May

Highs of 21°C, lows of 11°C, 12 rain days

  • light layers
  • a light jacket for evenings
  • sunscreen
  • waterproof jacket
  • compact umbrella
  • waterproof shoes

Pack for both: light layers, a light jacket for evenings, sunscreen, waterproof jacket, compact umbrella, waterproof shoes. These items are useful in either destination during May.

Year-Round Comparison: Vienna vs Zagreb

The table below shows average high temperatures and rain days for every month of the year, helping you find the best time to visit either city.May is highlighted for quick reference.

MonthViennaZagreb
HighRainHighRain
Jan3°C8d5°C9d
Feb6°C8d7°C8d
Mar10°C10d12°C10d
Apr16°C9d17°C10d
May20°C12d21°C12d
Jun24°C12d25°C11d
Jul26°C12d27°C10d
Aug26°C10d27°C9d
Sep20°C9d22°C10d
Oct15°C9d16°C9d
Nov9°C9d10°C10d
Dec4°C9d5°C10d
20°

Vienna Weather in May

Full forecast, packing tips, and activities

21°

Zagreb Weather in May

Full forecast, packing tips, and activities

Frequently Asked Questions

Is Vienna warmer than Zagreb in May?
No. In May, Zagreb is warmer with an average high of 21°C (70°F) compared to Vienna at 20°C (68°F), a difference of 1°C.
Which city gets more rain in May, Vienna or Zagreb?
Both cities average 12 rain days in May with similar precipitation levels.
Is it better to visit Vienna or Zagreb in May?
It depends on your preferences. Vienna averages 20°C and 11 hours of daily sunshine with 12 rain days. Zagreb averages 21°C with 11 sunshine hours and 12 rain days. If you prefer cooler conditions, choose Zagreb. For fewer rain days, both are equal.
How far apart are Vienna and Zagreb?
Vienna and Zagreb are approximately 268 km (166 miles) apart. Vienna is located in Austria (Europe) while Zagreb is in Croatia (Europe).
What is the best month to visit Vienna and Zagreb?
For Vienna, July tends to be the best month with 12 hours of daily sunshine and a high of 26°C. For Zagreb, July is typically ideal with 12 sunshine hours and 27°C highs.

Compare Vienna and Zagreb in Other Months

Climate data sourced from the Open-Meteo Historical Weather API, using ERA5 reanalysis data covering 30-year normals from 1991 to 2020. All temperatures shown in Celsius with Fahrenheit equivalents. Rain days count days with 1 mm or more of precipitation. Sunshine hours represent average daily values. This comparison is generated from long-term climate averages and individual trips may vary.

Vienna coordinates: 48.21°N, 16.37°E | Zagreb coordinates: 45.81°N, 15.98°E