Air Guitar World Championship Finland
This is something you might want to add to your bucket list. August is also the perfect time to visit Finland. The days are long and the temperature is amazing.
Porvoo Weather in June
June in Porvoo sees daytime temperatures around 20°C (68°F) and lows of 10°C (50°F) at night. As the wettest month of the year, keep in mind that rainfall is at its highest.
Rainfall in Porvoo in June
With this being the wettest month, keeping an umbrella on hand might save you from getting wet from a sudden shower. Rain is expected on roughly 11 days, totalling around 76 mm (3 in) for the month. Rain this month is fairly typical, a standard mix of wet and dry days with no particularly heavy or persistent showers.
Temperature in Porvoo in June
June is a excellent month in Porvoo, with 20°C (68°F) during the day and 10°C (50°F) at night. June is a notable month of the summer season. The difference between afternoon and evening temperatures is usually noticeable. At 10°C (50°F) overnight, it can feel quite a bit cooler after dark. Worth packing something warmer for evenings, but the cooler temperatures are ideal for sleeping.
Sunshine in Porvoo in June
Expect sunny days throughout the month, with an estimated 298 hours of sunshine. This makes it a pleasant time to visit Porvoo.So this is a great month to visit if you prefer dry days with pleasant temperatures.
Porvoo Temperature in June
Min Temperature
10°C (50°F)
Max Temperature
20°C (68°F)
Chance of Rain
38%
Precipitation
76 mm (3 in)
Rainy days
11 days
Humidity
66% *
Sunshine
298 hours *
Percentage Sunshine
*
* Data from: Helsinki, Finland (39 KM, 24 Miles).
Porvoo Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Porvoo - and find the best time to visit.
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Porvoo typically stay consistent throughout June, with daily highs averaging around 20°C (68°F). Nights are cool, with lows typically ranging from 9°C (48°F) to 12°C (54°F).
Average temperatures in June
Daily Historical Precipitation
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in June
Historical weather records for Porvoo in June
Browse day-by-day weather records for Porvoo spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Porvoo historical weather extremes in June
Based on 50 years of weather observations in Porvoo between 1976 and 2026, these are the recorded extremes.
- The hottest June day on record in Porvoo reached 31°C (88°F) (June 21, 2021).
- The lowest daytime temperature in June was 7°C (45°F), recorded on June 17, 1982.
- The coldest night in June in Porvoo was on June 5, 1997, with a minimum of 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 Porvoo in June
For Porvoo in June, you'll want flexible clothing. It's wise to pack cotton shirts, comfortable shorts, and a pair of jeans for cooler evenings. A light sweater or jacket is useful for air-conditioned spaces (like buses) or unexpected cool moments. Rain is likely on several days, so bring a good rain jacket. You'll definitely want to pack sunglasses and sunscreen. There will be plenty of bright sunshine this month.
What To Do in Porvoo in June
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Cycling9/10 -
Walking9/10 -
Barbeque8/10 -
Camping8/10 -
Outdoor sports9/10
Porvoo 3-Day Forecast
More climate data for Porvoo
Temperature Rainfall Sunshine Humidity
See the full Porvoo climate overview or explore weather in Finland.
Popular in June
Where to go in June - average daytime high across popular destinations.
Tampere
19°C (66°F) Helsinki
20°C (68°F) Turku20°C (68°F) Vuokatti18°C (64°F) Rovaniemi18°C (64°F) Äkäslompolo17°C (63°F) Ruka16°C (61°F) Levi16°C (61°F) Bucket list
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