Vienna in August

In August, Vienna averages 26°C (79°F) during the day and 16°C (61°F) at night, with around 9 days of rain (65 mm total).

Peak season

Conditions are warm and beach-friendly. Occasional showers are likely but won't dominate.

August is a great month to visit Vienna: pleasant temperatures and relatively few wet days.

26°C
Avg high
16°C
Avg low
9
Rain days
65 mm
Rainfall

How August compares to the rest of the year in Vienna

2nd
warmest month of the 12
9th
wettest month of the 12
11%
of yearly rainfall falls in August
14 h 21 min
daylight on the 15th

August is one of the warmest months in Vienna (2nd of 12) and moderately rainy compared to the rest of the year (9th of 12). Daytime temperature runs 11°C above the annual average (15°C). August runs roughly the same as July (26°C) and cools 5°C in September (21°C).

August sunrise & sunset in Vienna

🌅
Sunrise (15th)
5:48 AM
🌇
Sunset (15th)
8:09 PM
Day length
14 h 21 min

Times shown for Vienna local time (Europe/Vienna), calculated for the 15th of August. They shift by a few minutes day to day across the month.

Photography light in Vienna — August

Golden-hour and blue-hour windows for the 15th of August, in Vienna's local time. Use these for soft warm light (golden) or cool architectural twilight (blue).

🌅 Blue hour (AM)
4:48 AM – 5:28 AM
🌄 Golden hour (AM)
5:28 AM – 6:28 AM
🌇 Golden hour (PM)
7:29 PM – 8:29 PM
🌆 Blue hour (PM)
8:29 PM – 9:09 PM
Milky Way galactic core
Fair
Core only briefly above the horizon — a marginal month even from dark sites near Vienna.

📅 When to book — Vienna in August

Travel writers usually only tell you when to go. Here's when to book flights and lodging for the best mix of price and availability, based on August's tier (Peak season) and Vienna's popularity.

✈ Flights — lead time
3-5 months
Flight prices are near their annual peak. Watch fare-alert tools, book directly when you see a fare under the typical range for this city.
🏨 Lodging — lead time
3-5 months
Reasonable selection still available at 3-4 months out, but central locations vanish first.

Crowds & pricing — August in Vienna

Peak season

Vienna is in peak season during this month — expect bigger crowds at famous sights, higher hotel and flight prices, and longer queues. Restaurant reservations a few days out are advisable, and any boutique hotels you have your eye on should be booked weeks ahead. The trade-off: most attractions, restaurants, and seasonal services are fully open, the weather is at its most reliable, and the city feels at its most alive.

Why this tier: excellent tourism weather Northern Hemisphere summer holidays

Sun & mosquito risk — August in Vienna

☀️ UV Index (noon, 15th)
10.1
Very high
Limit sun exposure between 11 AM and 3 PM; SPF 30-50, reapply every 90 minutes outdoors.
🦟 Mosquito risk
●●●●○
High
Peak mosquito activity. DEET 30%+, long sleeves at dawn/dusk, sleep under nets if rural.

UV is a clear-sky sea-level estimate — clouds, altitude, and reflective surfaces (snow, water) shift it ±30%. Mosquito risk is climate-derived only; for current disease advisories (dengue, malaria, zika) check the CDC or WHO travel pages before your trip.

Vienna in other months

MonthAvg highAvg lowRainfallRain daysSnow days
January 3°C / 37°F -2°C / 28°F 30 mm 9 5
February 5°C / 41°F -1°C / 30°F 30 mm 8 4
March 11°C / 52°F 2°C / 36°F 40 mm 9 1
April 16°C / 61°F 6°C / 43°F 45 mm 9 0
May 21°C / 70°F 11°C / 52°F 60 mm 10 0
June 24°C / 75°F 14°C / 57°F 70 mm 11 0
July 26°C / 79°F 16°C / 61°F 70 mm 10 0
August 26°C / 79°F 16°C / 61°F 65 mm 9 0
September 21°C / 70°F 12°C / 54°F 55 mm 9 0
October 15°C / 59°F 7°C / 45°F 45 mm 9 0
November 8°C / 46°F 3°C / 37°F 45 mm 10 1
December 4°C / 39°F 0°C / 32°F 40 mm 10 4

Other cities with similar August weather

🌍 See the full ranked list of climate twins for Vienna in August →

Frequently asked questions

How hot is Vienna in August?

In August, Vienna averages a high of 26°C (79°F) and a low of 16°C (61°F) — generally warm.

Does it rain a lot in Vienna in August?

August sees occasional rain in Vienna, with about 9 rainy days on average.

Is August a good time to visit Vienna?

August is warm. It suits travelers who are comfortable with warm weather; check the month-by-month ranking to compare it against the rest of the year.

What should I pack for Vienna in August?

Pack light layers for warm days and cooler evenings. See the full August packing list for Vienna for a complete, climate-based checklist.

Open Vienna on the interactive map

Check the live 10-day forecast and sunrise/sunset.