30YearWeather
Vienna, July 20
Vienna street view during July
Historical Weather Analysis

Vienna Weather on July 20 — Best Time to Visit?

Based on 30 years of historical data, we have the answer.

clear-day

27.5°C

High

17.3°C

Low

19%

Rain

🔥 Feels like 28.9°C (humidity)

partly-cloudy-day
YES, GOOD CHOICE
Peak Season

July 20 is generally a great time to visit Vienna. While there is a slight chance of rain (19%), showers are usually brief. Expect comfortable 28°C weather. Vienna is currently in its most popular travel window, meaning vibrant crowds and premium pricing.

Currency

EUR

Euro

Language

German

Driving

Right side

Connect

As of Sep 2025, the entire city and its ...

Safety

Very High Safety

GPI: 1.3

Vienna Weather Forecast for July 20

"Warm & Sunny. Expect average highs of 27.5°C. 19% chance of rain."

What to Wear in Vienna in July

Based on historical data for July 20, Vienna typically experiences temperatures between 17.3°C and 27.5°C. We recommend packing t-shirt, light clothing to stay comfortable. Trends suggest it will stay mostly dry (19% rain probability), but checking the forecast before heading out is always wise.

Complete Packing Guide

Weekly breakdown & essential items for Vienna

View Guide

Smart Suitcase

  • T-Shirt
  • Light Clothing

Average High

extreme-hot

27.5°C

Daytime Peak

Average Low

extreme-cold

17.3°C

Nighttime Low

Feels Like

partly-cloudy-day

28.9°C

🔥 Minor difference

Rain Chance

rain

19%

Avg 1.4mm if it rains

Cloud Cover

cloudy

50%

Overcast

Pressure

pressure

1014.8 hPa

Medium volatility

Vienna Weather Conditions & UV Index

Weather Confidence

30-year variance analysis

89%Highly Predictable

Based on 10 years of data

Temperature
±3.4°CModerate
Precipitation
0-29%Moderate

🎯 This date historically delivers consistent weather 89% of the time. Safe to plan outdoor activities with confidence.

Sun Exposure

UV Index & Safety Guide

4.9Moderate
036811+

Protection Needed

SPF 30 recommended

Safe Sun Windows
Morning

04:00 - 10:00

Afternoon

16:00 - 19:00

Time to Sunburn

Type I-II

🔴 16 min to burn

Type III-IV

🟡 24 min to burn

Type V-VI

🟢 40 min to burn

UV estimate based on latitude, season & cloud cover. Actual UV may vary.

Outdoor Comfort

How pleasant is it outside?

79Good
TemperatureHot
HumidityHumid
WindBreezy

Dew Point

19.6°C

Noticeable

Heat Index

28.9°C

Feels hotter

🙂 Best outdoor time:
Any time during daylight hours

Travel & Logistics Insights

Local Calendar

Business Day

Standard hours in Austria

Flight Traffic

High

99/100 pressure index

Health Advisory

Required

1 vaccine • View Details →

Landing Slots

~780

Daily arrival options (inc. codeshare)

Sunrise, Sunset & Wind in Vienna

Daylight & Sun

Solar Elevation Cycle

🌅 Sunrise

04:15

☀️ Noon

12:01

🌇 Sunset

19:47

⏱️ Daylight

15h 31m

Golden Hour
Morning04:15 - 05:02
19:01 - 19:47Evening

Wind Speed

wind

16.8 km/h

Gentle breeze

Sunshine

clear-day

12.2 hrs

Direct Sun (Cloud-free)

Humidity

humidity

62%

Slightly humid

Travel Intelligence

Exclusive flight analytics & health data for Vienna

Smart Flight Estimator

Airport-to-Airport Logistics

unlock smart flight estimates

Add your home location in settings to see airport details.

Travel Health & Safety in Vienna

Travel Comfort Index

Real-time tourism conditions

Weather Quality

☀️ Excellent

85/100

Tourist Crowds

🔴 Very Busy

95/100

Price Level

💰💰💰 Expensive

95/100

Health & Wellbeing

Meteo-Health Forecast

85Score
Atmospheric Pressure1014.8 hPa
Volatility:Medium
Migraine RiskMedium

Moderate fluctuations. Some sensitivity possible.

Joint Pain RiskLow

Weather unlikely to affect joint pain.

Fishing IndexFair

Moderate fish activity expected.

Air Quality Forecast
51AQI
Moderate
PM2.5 Concentration5.8 µg/m³

Air quality is acceptable. Sensitive individuals should limit prolonged outdoor exertion.

Regional Safety Profile

Low

Seismic Activity

Rare minor tremors. Buildings are earthquake-resistant.

Total events (30y):11
In Jul (30y):4
Last in Jul:2005-07-25
💡 Very rare tremors. Standard travel precautions apply.
"According to 30YearWeather's analysis of 30 years of NASA satellite data, Vienna on July 20 averages 27.5°C with a 19% precipitation probability. Wedding/Outdoor Event Score: 98/100."

— Source: 30YearWeather.com|Data: NASA POWER (1991-2021)|View Methodology

Vienna Weather History (2010–2024)

Temperature History

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Hall of Fame

Records from last 10 years

Hottest
2022
34.6°C
Coldest
2016
15.3°C
Rainiest
2017
0.4mm

Compare Other Cities

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📍 Is Vienna Worth Visiting on July 20?

Planning a trip to Vienna on July 20? Our historical weather analysis based on 30 years of NASA satellite data shows that this time of year typically offers vibrant summer conditions averaging 27.5°C with a 19% historical precipitation risk.

✈️ Travel Logistics: Approximately 780 landing slots available daily during this period, indicating peak tourist activity.

💉 Health Advisory: 6 vaccinations are recommended for Austria, including COVID-19.

📊 Historical Extremes: The hottest July 20 recorded in the last 30 years saw temperatures hit 34.6°C in 2022, while the coldest dropped to 15.3°C in 2016.

Vienna Weather FAQ