May 4 is generally a great time to visit Turku. While there is a slight chance of rain (21%), showers are usually brief. Expect comfortable 12°C weather. Lower tourist interest in Turku right now translates to better deals and a more local feel.
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Essential Travel Info for Turku
Currency
EUR
€ Euro
Language
Finnish
+1 more
Driving
Right side
Connect
Students and personnel from participatin...
Safety
Very High Safety
GPI: 1.439
Turku Weather Forecast for May 4
"Mild & Comfortable. Expect average highs of 11.5°C. 21% chance of rain."
What to Wear in Turku in May
Based on historical data for May 4, Turku typically experiences temperatures between 2.4°C and 11.5°C. We recommend packing heavy coat, scarf, gloves to stay comfortable. Trends suggest it will stay mostly dry (21% rain probability), but checking the forecast before heading out is always wise.
Complete Packing Guide
Weekly breakdown & essential items for Turku
Smart Suitcase
- Heavy Coat
- Scarf
- Gloves
Average High
11.5°C
Daytime Peak
Average Low
2.4°C
Nighttime Low
Feels Like
10.3°C
🌤️ Minor difference
Rain Chance
21%
Avg 1mm if it rains
Cloud Cover
58%
Overcast
Pressure
1014.1 hPa
High volatility
Turku Weather Conditions & UV Index
Weather Confidence
30-year variance analysis
Based on 10 years of data
🎯 This date historically delivers consistent weather 81% of the time. Safe to plan outdoor activities with confidence.
Sun Exposure
UV Index & Safety Guide
Protection Needed
SPF 30 recommended
04:00 - 10:00
16:00 - 20:00
Type I-II
🔴 24 min to burn
Type III-IV
🟡 36 min to burn
Type V-VI
🟢 60 min to burn
UV estimate based on latitude, season & cloud cover. Actual UV may vary.
Outdoor Comfort
How pleasant is it outside?
Dew Point
6.2°C
Dry air
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 Finland
Flight Traffic
Quiet
32/100 pressure index
Health Advisory
Required
1 vaccine • View Details →
Landing Slots
~6
Daily arrival options (inc. codeshare)
Sunrise, Sunset & Wind in Turku
Daylight & Sun
Solar Elevation Cycle
🌅 Sunrise
04:20
☀️ Noon
12:28
🌇 Sunset
20:37
⏱️ Daylight
16h 17m
Wind Speed
16.5 km/h
Gentle breeze
Sunshine
11.3 hrs
Direct Sun (Cloud-free)
Humidity
70%
Humid / Damp
Travel Intelligence
Exclusive flight analytics & health data for Turku
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 Turku
Travel Comfort Index
Real-time tourism conditions
Weather Quality
☀️ Excellent
Tourist Crowds
🟡 Busy
Price Level
💰💰💰 Expensive
Health & Wellbeing
Meteo-Health Forecast
Rapid pressure changes detected. High risk for meteosensitive people.
Weather unlikely to affect joint pain.
Fish are active due to pressure changes.
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, Turku on May 4 averages 11.5°C with a 21% precipitation probability. Wedding/Outdoor Event Score: 72/100."
— Source: 30YearWeather.com|Data: NASA POWER (1991-2021)|View Methodology
Turku Weather History (2010–2024)
Temperature History
Hall of Fame
Records from last 10 years
Better Alternatives Nearby
Consider these dates within ±7 days
May 11
14.1°C • 16% rain
Score
87
May 10
13.5°C • 17% rain
Score
84
May 9
13°C • 16% rain
Score
81
💡 Moving your event by a few days could significantly improve weather conditions
Compare Other Cities
Same date (May 4) in other destinations
🌍 Explore the same date in different destinations around the world
📍 Is Turku Worth Visiting on May 4?
Planning a trip to Turku on May 4? Our historical weather analysis based on 30 years of NASA satellite data shows that this time of year offers a bracing seasonal atmosphere averaging 11.5°C with a 21% historical precipitation risk.
✈️ Travel Logistics: Approximately 6 landing slots available daily during this period, indicating manageable crowd levels.
💉 Health Advisory: 8 vaccinations are recommended for Finland, including COVID-19.
🌊 Coastal Conditions: Water temperature averages 7.9°C (polar plunge). Wave conditions are generally lake-like with heights around 0.23m.
📊 Historical Extremes: The hottest May 4 recorded in the last 30 years saw temperatures hit 19.1°C in 2024, while the coldest dropped to -2.8°C in 2019.