The weather in June in Helsinki

It's pleasantly warm in June in Helsinki with an average temperature of 20°C. Temperatures this month range from a low of 17°C to a high of 23°C. At night, you can expect temperatures between 9°C and 14°C.

Looking for great weather? June is a good time to be in Helsinki. The temperatures are nice, and there’s not too much rain.

Average temperatures and precipitation

This chart shows the average daily maximum and minimum temperatures (in degrees Celsius) and precipitation (in millimeters) in June for Helsinki, Finland. A low precipitation value usually indicates little to no rainfall on that day in recent years, while a higher value suggests more frequent rainfall.

Temperature records

With 31°C in 2021, Helsinki reached the highest temperature in June over the past 10 years. The lowest daytime temperature in this month was 6°C in 2023. The extreme nighttime temperatures ranged from a lowest recorded value of 0°C to a highest value of 20°C.

Rainfall amount

In June, there is an average of 62 mm of precipitation, spread over 9 days. The wind speed is around 4 Bft, mostly coming from the Southwest.

Daily weather in June for Helsinki

Click on any day in June to get detailed info about the usual weather on that day in Helsinki. Check out the historical temperatures and precipitation over the past 10 years on this day.

June weather comparison

  Helsinki New York
Average temperature 20°C 27°C
Max. temperature 23°C 31°C
Min. temperature 9°C -5°C
Total precipitation 62 mm 78 mm
Rainy days 9 days 11 days

Start of June

The month of June starts in Helsinki with mild temps, averaging around 19°C during the day and nights around 11°C.

Mid June

By mid-June, daytime temps rise to around 21°C, with nights around 13°C. There’s a chance of some showers during this time, but plenty of dry and sunny days too.

End of June

By the end of June, the average daytime temperature in Helsinki is around 22°C, while nighttime temps are about 14°C. A shower might pop up, but overall, the weather will be dry and sunny.

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UV index

The UV index is a maximum of 5 this month. That's a moderate value on the intensity scale of 1 to 11. Unprotected skin can burn in about 30 minutes.

Check out the climate of Helsinki for all months and discover the best travel time

Curious about the weather in other parts of Finland? Check out the climate and weather for spots like Rovaniemi, Kuusamo, Tampere, or explore other destinations in Finland.

Temperature charts

These charts show the average temperatures in June in Helsinki, Finland. The temperatures are shown in degrees Celsius and are calculated based on data from the past 10 years.

Daily Temperature in June in Helsinki

Temperature in June in Helsinki over the years

Precipitation charts

These charts show the average amount of precipitation in June in Helsinki, Finland. Precipitation is always measured as water, even when it falls as snow or hail The amount of precipitation is displayed in millimeters, while snowfall is shown in centimeters.

Daily Precipitation in June in Helsinki

Total precipitation in June in Helsinki over the years

Daily UV index in June in Helsinki

This chart shows the average daily UV index in June in Helsinki, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.

Weather experiences in June in Helsinki

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Average weather in Helsinki by month

Click on a month below to see detailed weather info for Helsinki. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.