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Temperatures in August

It's pleasantly warm in August in Finland with an average temperature of 21°C. Temperatures this month range from a low of 18°C to a high of 23°C. At night, you can expect temperatures between 12°C and 16°C.

Max and Min Temperatures per Day

Daily Temperature in August in Finland

This chart shows the daily maximum and minimum temperatures in degrees Celsius for Finland in August. The red line indicates the max temperatures, and the blue line shows the minimums.

Start of August

The month of August starts in Finland with warm temperatures, averaging around 23°C during the day and nights close to 16°C. You can expect regular precipitation, but there’s also a chance for some sunny days in the first days of the month.

Mid-August

By mid-August, the average daytime temperature drops to around 21°C, with nights close to 15°C. During this part of the month, you can expect regular precipitation, but there’ll also be some sunny days.

End of August

By the end of August, the average daytime temperature in Finland will be around 19°C, with nights close to 13°C. There’s a significant chance of many days with precipitation.

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Precipitation in August

In August, there is an average of 138 mm of precipitation, spread over 10 days. The wind speed is around 4 Bft, mostly coming from the South.

The average precipitation chance is 33% per day this month. Though it seems pretty low, the weather’s variable. Some days have higher and others lower precipitation chances, which lowers the average.

Precipitation Chance

Daily precipitation chance in percentages for Finland in August

This chart shows the daily precipitation chance (in percentages) in August for Finland. 0% means it never rained on that day in the past 10 years, and 100% means it rained every day. All values in between represent the average chance of precipitation on that day.

Finland in August

UK
Temperature Average Temperature
21°C 22°C
Sun High Temp
23°C 24°C
Sun Low Temp
18°C 19°C
Rain Total Precipitation
138 mm 60 mm
Rain Rainy Days
10 days 10 days

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.

Is August a good time to visit Finland?

After some sun? Then August isn’t the best time to be in Finland. The temperature is pleasant, but there’s too much chance of rain this month.

Temperature records for Finland in August

With 30°C, Finland hit the highest temperature in the last 10 years in August 2023. The lowest daytime temperature in this month was 10°C in 2021. The extreme night temperatures ranged from a low of 5°C to a high of 23°C.

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

The climate of Finland is based on weather data from Helsinki. Other spots, like Rovaniemi, Kuusamo or Tampere, might have different weather. You can check out all destinations in Finland for a full picture of the climate.

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Daily Temperature in August in Finland

This chart shows the average daily temperatures, both day and night, for each day in August in Finland, measured in degrees Celsius. The red line represents the maximum temperatures, while the blue line shows the minimums. The days of the month are displayed at the bottom of the chart. The data, based on historical observations, gives an overview of the average daily temperatures during this month.

Daily Temperature in August in Finland

Daily Precipitation in August in Finland

The chart below shows the average daily precipitation in August for Finland, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail. The days of the month are shown at the bottom of the chart.

A low average precipitation means that the chance of rain on that day is usually small, while a higher average suggests that rain is more likely. But it’s still an average, so each day can be different. Based on historical weather data for August, you can expect around 10 days of rain in Finland.

Daily Precipitation in August in Finland

Daily UV Index in August in Finland

This chart shows the average daily UV index in August in Finland, 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.

Daily UV Index in August in Finland

Temperature in August in Finland Over the Years

This chart shows the average temperature in August in Finland, measured in degrees Celsius, over the past years.

Temperature in August in Finland Over the Years

Total Precipitation in August in Finland Over the Years

This chart shows the average precipitation in August in Finland, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail.

Precipitation in August in Finland Over the Years

Daily climate in August for Finland

Click on a specific day in August for detailed info on the typical weather on that day in Finland. Check out the historical temperatures and precipitation over the past 10 years on this day.

Weather experiences in August in Finland

Have you been to Finland in August?

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Average Weather in Finland by Month

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


Or check out the climate of Finland for all months at once

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