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Weather in Finland for August 2025

Your guide to Finland weather in August - trends and predictions

    Temperatures

  • In general, the average temperature in Finland at the beginning of August is 20.6 °C. As the month progressed, temperatures tended to moderately fall, reaching an average of 19.6 °C by the end of August.

  • Rain 🌧️

  • Finland experiences heavy rainfall in August, with over 20 rainy days and an average total precipitation 100.6 mm.

Average dry days
4
Dry days
Average rainy days
27
Rainy days
Average snowy days
0
Snow days
Average temperatures
20°/14°
Temperatures
Average wind speed
19 km/h
Avg max wind
Average humidity
77 %
Avg humidity

Finland in August average weather

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Temperatures trend during August in Finland

See the weather trend as well as the moving average line

August weather day by day

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Date Weather Temperatures Rain UV More
1 Aug. Moderate or heavy rain shower
Moderate or heavy rain shower
19° /13° 7.1 mm 4
2 Aug. Cloudy
Cloudy
20° /14° 3.9 mm 5
3 Aug. Moderate rain at times
Moderate rain at times
20° /12° 4.7 mm 5
4 Aug. Patchy rain possible
Patchy rain possible
21° /14° 5.1 mm 5
5 Aug. Partly cloudy
Partly cloudy
22° /14° 1.2 mm 6
6 Aug. Sunny
Sunny
21° /13° 1.7 mm 5
7 Aug. Moderate rain at times
Moderate rain at times
21° /15° 1.3 mm 6
8 Aug. Moderate or heavy rain shower
Moderate or heavy rain shower
21° /14° 4.3 mm 5
9 Aug. Partly cloudy
Partly cloudy
21° /14° 2.2 mm 5
10 Aug. Patchy rain possible
Patchy rain possible
20° /13° 7.4 mm 5
11 Aug. Partly cloudy
Partly cloudy
21° /14° 0.7 mm 5
12 Aug. Patchy rain possible
Patchy rain possible
21° /13° 1.1 mm 5
13 Aug. Moderate or heavy rain shower
Moderate or heavy rain shower
22° /14° 0.5 mm 6
14 Aug. Moderate or heavy rain shower
Moderate or heavy rain shower
22° /15° 2 mm 5
15 Aug. Sunny
Sunny
21° /14° 2.4 mm 6
16 Aug. Overcast
Overcast
22° /16° 2.2 mm 5
17 Aug. Moderate or heavy rain shower
Moderate or heavy rain shower
22° /15° 7.6 mm 5
18 Aug. Partly cloudy
Partly cloudy
20° /14° 2.7 mm 5
19 Aug. Moderate or heavy rain shower
Moderate or heavy rain shower
20° /14° 5.1 mm 5
20 Aug. Cloudy
Cloudy
20° /13° 0.1 mm 5
21 Aug. Heavy rain at times
Heavy rain at times
20° /14° 1.2 mm 5
22 Aug. Patchy rain possible
Patchy rain possible
20° /13° 2.9 mm 5
23 Aug. Patchy rain possible
Patchy rain possible
19° /11° 2.7 mm 4
24 Aug. Overcast
Overcast
18° /12° 2.1 mm 4
25 Aug. Moderate or heavy rain shower
Moderate or heavy rain shower
20° /12° 7.3 mm 5
26 Aug. Patchy rain possible
Patchy rain possible
19° /13° 2.2 mm 5
27 Aug. Patchy rain possible
Patchy rain possible
20° /13° 1.8 mm 5
28 Aug. Partly cloudy
Partly cloudy
21° /13° 6 mm 5
29 Aug. Overcast
Overcast
20° /14° 0.7 mm 4
30 Aug. Partly cloudy
Partly cloudy
19° /12° 2 mm 5
31 Aug. Partly cloudy
Partly cloudy
18° /11° 8.6 mm 4
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Important Notice
Our weather forecast for Finland in August is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Finland forecast closer to your planned date for the most up-to-date weather information.

Guide for Finland in August

In August, Finland experiences a transition from the tail end of summer to the beginning of autumn. At the start of the month, the weather in Finland is generally mild and pleasant, with average temperatures ranging from 15° in the south to 12° in the north.

The days are long, providing ample daylight for outdoor activities and exploration. However, occasional rainfall can be expected, particularly in the southern and western regions, so it's advisable to pack an umbrella or raincoat.

As the month progresses, Finland begins to witness a gradual cooling trend, especially in the northern areas where temperatures can drop to around 10°. The southern parts of the country also experience a decrease in temperatures, with averages hovering around 13°.

Additionally, the likelihood of rainfall increases towards the end of August, so visitors should be prepared for potentially wet conditions.

Overall, August in Finland offers a mix of comfortable temperatures, extended daylight hours, and the chance to witness the changing landscapes as summer gives way to the onset of autumn.

It's a great time to partake in outdoor activities such as hiking, berry picking, and enjoying the natural beauty of this Nordic country.

Have you visited Finland in August? Share your experience by writing a review.

Finland in August - FAQ

What are the expected maximum and minimum temperatures in Finland during August?
Enjoy moderate daytime temperatures of up to 20° and cooler nights around 14°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Finland during August?
Significant rainfall exceeding 100.6 mm is expected in Finland during August, occurring over more than 27 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Finland during August?
The average wind speed in Finland during August is 19 km/h, suggesting breezy to windy conditions, depending on your activities.

August rainfall patterns in Finland

Explore the daily rainfall trends and prepare for Finlands August weather 💧

UV exposure in Finland during August

Stay informed about UV levels for safe outdoor activities throughout the month of August ☀️
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Location coordinates Where is Finland?

Get accurate weather forecasts for Finland, located at latitude 60.17 and longitude 24.935. Stay updated with localized weather information tailored for Finland.

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