Naantali
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Naantali Weather in June

June in Naantali brings pleasant temperatures around 19°C (66°F) during the day, dropping to 10°C (50°F) at night, with quite a bit of rainfall expected, averaging around 68 mm (2.7 in) for the month.

Rainfall in Naantali in June

Historically, approximately 10 days this month are expected to have rain, averaging 68 mm (2.7 in). Neither particularly heavy nor particularly frequent, the rain this month is about average. A light jacket should be enough on most wet days.

Temperature in Naantali in June

In June, Naantali gets pleasant temperatures, with highs of 19°C (66°F). Nights cool to around 10°C (50°F). June is typically considered a summer month. Even when the weather is stable, mornings and evenings can still feel distinctly cool. With overnight lows of 10°C (50°F), nights are cold. The cold air does make for deep, comfortable sleep if you have enough blankets.

Sunshine in Naantali in June

There are approximately 277 hours of sunshine this month, resulting in mostly clear days.

If you prefer enjoying temperate temperatures and rain-free days, July and August typically offer the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.

Naantali Temperature in June

Min Temperature
10°C (50°F)
Max Temperature
19°C (66°F)
Chance of Rain
34%
Precipitation
68 mm (2.7 in)
Rainy days
10 days
Sunshine
277 hours *
Percentage Sunshine
*
* Data from: Turku, Finland (13 KM, 8 Miles).

Naantali Weather by Month

Pick a month to see the average temperature, rainfall and sunshine in Naantali - and find the best time to visit.

Daily Historical Temperatures

49-year average (1976-2025)

Based on our historical records, temperatures in Naantali typically stay consistent throughout June, with daily highs averaging around 19°C (66°F). Nights are cool, with lows typically ranging from 8°C (46°F) to 13°C (55°F).

Average temperatures in June

Historical weather records for Naantali in June

Browse day-by-day weather records for Naantali spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.

Naantali historical weather extremes in June

Our historical data for Naantali spans 1981 to 2026, revealing these weather extremes.

  • The warmest day in June was on June 26, 1986, with a maximum of 30°C (86°F).
  • The coldest June day was on June 4, 2009, with a maximum of 8°C (46°F).
  • Naantali registered its coldest June night on June 7, 2009, with temperatures dropping to 0°C (32°F).

Best Places in Finland in June

Find out more about the weather in Finland and which places have the best travel conditions in this month. See all of Finland in June →

perfect weather
pleasant
tolerable
unpleasant
poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

What to Wear in Naantali in June

Comfortable temperatures call for an easy wardrobe in June. Pack summer basics like t-shirts and shorts, but include a light jacket for cooler moments. A pair of comfortable walking shoes is essential. Wet weather is likely, so pack waterproof gear for multiple rainy days. You'll definitely want to pack sunglasses and sunscreen. There will be plenty of bright sunshine this month.

What To Do in Naantali in June

We rated the following activities from 1 (least suitable) to 10 (best) to do.

  • Cycling
    10/10
  • Walking
    10/10
  • Camping
    4/10
  • Outdoor sports
    10/10

Naantali 3-Day Forecast

More climate data for Naantali

Popular in June

Where to go in June - average daytime high across popular destinations.

Bucket list

Need travel inspiration? Check out our bucket list articles and be inspired.