Southwest Finland (Turku)
August
Weather in Southwest Finland for August 2025
Your guide to Southwest Finland weather in August - trends and predictions
In general, the average temperature in Southwest Finland at the beginning of August is 21.1 °C. As the month progressed, temperatures tended to noticeably cool down, reaching an average of 19 °C by the end of August.
The climate of Southwest Finland in August is notably wet, with an average of 13 rainy days, and a total of 223.6 mm of precipitation.
Temperatures
Rain 🌧️
18
Dry days
13
Rainy days
0
Snow days
21°/13°
Temperatures
20 km/h
Avg max wind
79 %
Avg humidity
Southwest Finland Weather August
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  18° | 2 19° | 3 20° | ||||
| 4 20° | 5  21° | 6 23° | 7  27° | 8 22° | 9 20° | 10 18° |
| 11  18° | 12  19° | 13  21° | 14 20° | 15 22° | 16 20° | 17  20° |
| 18 20° | 19 18° | 20 20° | 21 21° | 22 20° | 23 20° | 24 19° |
| 25 21° | 26 20° | 27 18° | 28 18° | 29 19° | 30 20° | 31  17° |
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Temperatures trend during August in Southwest 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 | 18° /12° | 4.8 mm | 4 | |
| 2 Aug. | Moderate or heavy rain shower | 19° /14° | 8.1 mm | 4 | |
| 3 Aug. | Moderate or heavy rain shower | 20° /14° | 6.6 mm | 5 | |
| 4 Aug. | Moderate or heavy rain shower | 20° /14° | 14.5 mm | 5 | |
| 5 Aug. | Cloudy | 21° /14° | 2.9 mm | 5 | |
| 6 Aug. | Moderate rain at times | 23° /14° | 1.2 mm | 6 | |
| 7 Aug. | Overcast | 27° /16° | 0.8 mm | 6 | |
| 8 Aug. | Moderate or heavy rain shower | 22° /15° | 4.4 mm | 6 | |
| 9 Aug. | Moderate or heavy rain shower | 20° /14° | 4.1 mm | 5 | |
| 10 Aug. | Moderate or heavy rain shower | 18° /13° | 10.3 mm | 4 | |
| 11 Aug. | Heavy rain at times | 18° /13° | 7.2 mm | 4 | |
| 12 Aug. | Partly cloudy | 19° /13° | 1.8 mm | 5 | |
| 13 Aug. | Patchy rain possible | 21° /12° | 0.1 mm | 6 | |
| 14 Aug. | Patchy rain possible | 20° /14° | 0.1 mm | 5 | |
| 15 Aug. | Partly cloudy | 22° /15° | 0.2 mm | 6 | |
| 16 Aug. | Patchy rain possible | 20° /16° | 2.5 mm | 5 | |
| 17 Aug. | Sunny | 20° /15° | 0.3 mm | 5 | |
| 18 Aug. | Partly cloudy | 20° /14° | 0.2 mm | 6 | |
| 19 Aug. | Overcast | 18° /12° | 0.7 mm | 4 | |
| 20 Aug. | Sunny | 20° /12° | 0.2 mm | 6 | |
| 21 Aug. | Moderate or heavy rain shower | 21° /13° | 2.9 mm | 5 | |
| 22 Aug. | Heavy rain at times | 20° /14° | 3 mm | 5 | |
| 23 Aug. | Moderate or heavy rain shower | 20° /13° | 4.3 mm | 5 | |
| 24 Aug. | Moderate or heavy rain shower | 19° /14° | 7.3 mm | 5 | |
| 25 Aug. | Cloudy | 21° /14° | 1.2 mm | 5 | |
| 26 Aug. | Partly cloudy | 20° /14° | 0.1 mm | 6 | |
| 27 Aug. | Moderate or heavy rain shower | 18° /14° | 4.8 mm | 5 | |
| 28 Aug. | Light rain shower | 18° /14° | 7.1 mm | 5 | |
| 29 Aug. | Partly cloudy | 19° /14° | 0 mm | 6 | |
| 30 Aug. | Light rain shower | 20° /14° | 3.6 mm | 5 | |
| 31 Aug. | Light rain | 17° /13° | 6.5 mm | 4 | |
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Important Notice
Our weather forecast for Southwest 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 Southwest Finland forecast closer to your planned date for the most up-to-date weather information.
Southwest Finland in August - FAQ
What are the expected maximum and minimum temperatures in Southwest Finland during August?
Enjoy moderate daytime temperatures of up to 21° and cooler nights around 13°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Southwest Finland during August?
Significant rainfall exceeding 223.6 mm is expected in Southwest Finland during August, occurring over more than 13 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Southwest Finland during August?
The average wind speed in Southwest Finland during August is 20 km/h, suggesting breezy to windy conditions, depending on your activities.
August rainfall patterns in Southwest Finland
Explore the daily rainfall trends and prepare for Southwest Finlands August weather 💧
UV exposure in Southwest Finland during August
Stay informed about UV levels for safe outdoor activities throughout the month of August ☀️
Provinces in Southwest Finland
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Where is Southwest Finland?Get accurate weather forecasts for Southwest Finland, located at latitude 60.451 and longitude 22.269. Stay updated with localized weather information tailored for Southwest Finland.
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