May 31 is generally a great time to visit Tallinn. While there is a slight chance of rain (19%), showers are usually brief. Expect comfortable 17°C weather. Expect a bustling atmosphere in Tallinn right now—this is when the city truly comes alive with visitors.
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Essential Travel Info for Tallinn
Currency
EUR
€ Euro
Language
Estonian
Driving
Right side
Connect
Wi-Fi are available in many public areas...
Safety
High Safety
GPI: 1.662
Tallinn Weather Forecast for May 31
"Mild & Comfortable. Expect average highs of 17.2°C. 19% chance of rain."
What to Wear in Tallinn in May
Based on historical data for May 31, Tallinn typically experiences temperatures between 8.9°C and 17.2°C. We recommend packing light jacket, long pants 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 Tallinn
Smart Suitcase
- Light Jacket
- Long Pants
Average High
17.2°C
Daytime Peak
Average Low
8.9°C
Nighttime Low
Feels Like
17.2°C
🌤️ Feels accurate
Rain Chance
19%
Avg 0.9mm if it rains
Cloud Cover
53%
Overcast
Pressure
1015.3 hPa
Medium volatility
Tallinn Weather Conditions & UV Index
Weather Confidence
30-year variance analysis
Based on 10 years of data
✓ Weather is generally predictable, but pack for minor variations. A light backup layer is recommended.
Sun Exposure
UV Index & Safety Guide
Protection Needed
SPF 30 recommended
03:00 - 10:00
16:00 - 21:00
Type I-II
🔴 22 min to burn
Type III-IV
🟡 33 min to burn
Type V-VI
🟢 55 min to burn
UV estimate based on latitude, season & cloud cover. Actual UV may vary.
Outdoor Comfort
How pleasant is it outside?
Dew Point
11.7°C
Pleasant
Heat Stress
Low
No heat warning
😊 Best outdoor time:
Any time during daylight hours
Marine Conditions
Marine Life
No special warnings. Enjoy the swim!
Swim Index
❄️ Cold Water Hazard
Travel & Logistics Insights
Local Calendar
Business Day
Standard hours in Estonia
Flight Traffic
High
91/100 pressure index
Health Advisory
Required
1 vaccine • View Details →
Landing Slots
~52
Daily arrival options (inc. codeshare)
Sunrise, Sunset & Wind in Tallinn
Daylight & Sun
Solar Elevation Cycle
🌅 Sunrise
03:18
☀️ Noon
12:20
🌇 Sunset
21:21
⏱️ Daylight
18h 2m
Wind Speed
19.1 km/h
Gentle breeze
Sunshine
13.1 hrs
Direct Sun (Cloud-free)
Humidity
70%
Humid / Damp
Travel Intelligence
Exclusive flight analytics & health data for Tallinn
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 Tallinn
Travel Comfort Index
Real-time tourism conditions
Weather Quality
☀️ Excellent
Tourist Crowds
🟡 Busy
Price Level
💰💰💰 Expensive
Health & Wellbeing
Meteo-Health Forecast
Moderate fluctuations. Some sensitivity possible.
Weather unlikely to affect joint pain.
Moderate fish activity expected.
Air quality is excellent. Perfect for outdoor activities.
Regional Safety Profile
Seismic Activity
Zero seismic activity detected in 30 years.
"According to 30YearWeather's analysis of 30 years of NASA satellite data, Tallinn on May 31 averages 17.2°C with a 19% precipitation probability. Wedding/Outdoor Event Score: 90/100."
— Source: 30YearWeather.com|Data: NASA POWER (1991-2021)|View Methodology
Tallinn Weather History (2010–2024)
Temperature History
Hall of Fame
Records from last 10 years
Better Alternatives Nearby
Consider these dates within ±7 days
June 5
18.6°C • 18% rain
Score
95
June 6
18.8°C • 19% rain
Score
95
June 7
18.7°C • 23% rain
Score
94
💡 Moving your event by a few days could significantly improve weather conditions
Compare Other Cities
Same date (May 31) in other destinations
🌍 Explore the same date in different destinations around the world
📍 Is Tallinn Worth Visiting on May 31?
Planning a trip to Tallinn on May 31? Our historical weather analysis based on 30 years of NASA satellite data shows that this time of year is characterized by pleasant mild weather averaging 17.2°C with a 19% historical precipitation risk.
✈️ Travel Logistics: Approximately 52 landing slots available daily during this period, indicating manageable crowd levels.
💉 Health Advisory: 7 vaccinations are recommended for Estonia, including COVID-19.
🌊 Coastal Conditions: Water temperature averages 11.9°C (polar plunge). Wave conditions are generally lake-like with heights around 0.39m.
📊 Historical Extremes: The hottest May 31 recorded in the last 30 years saw temperatures hit 25.4°C in 2024, while the coldest dropped to 4.9°C in 2021.