Vantaa
August
Weather in Vantaa for August 2025
Your guide to Vantaa weather in August - trends and predictions
In general, the average temperature in Vantaa at the beginning of August is 21.3 °C. As the month progressed, temperatures tended to slightly decrease, reaching an average of 20.9 °C by the end of August.
Vantaa in August brings notable rainfall, with an average of 17 rainy days and a total precipitation of 110.4 mm.
Temperatures
Rain 🌧️
14
Dry days
17
Rainy days
0
Snow days
21°/13°
Temperatures
16 km/h
Avg max wind
77 %
Avg humidity
Vantaa in August average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  19° | 2 19° | 3 21° | ||||
| 4 20° | 5  22° | 6  23° | 7  25° | 8 22° | 9  22° | 10 19° |
| 11 19° | 12  19° | 13 23° | 14 23° | 15 24° | 16  23° | 17 23° |
| 18 20° | 19 20° | 20 20° | 21 21° | 22 20° | 23 20° | 24 20° |
| 25 22° | 26 20° | 27 21° | 28  20° | 29 21° | 30 23° | 31 19° |
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Temperatures trend during August in Vantaa
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 | 19° /11° | 6.1 mm | 4 | |
| 2 Aug. | Moderate or heavy rain shower | 19° /13° | 7.6 mm | 5 | |
| 3 Aug. | Moderate rain at times | 21° /13° | 8.4 mm | 5 | |
| 4 Aug. | Moderate or heavy rain shower | 20° /14° | 11.2 mm | 5 | |
| 5 Aug. | Cloudy | 22° /14° | 3.3 mm | 5 | |
| 6 Aug. | Overcast | 23° /13° | 0 mm | 6 | |
| 7 Aug. | Sunny | 25° /16° | 0.4 mm | 6 | |
| 8 Aug. | Moderate or heavy rain shower | 22° /14° | 3.9 mm | 6 | |
| 9 Aug. | Partly cloudy | 22° /13° | 1.3 mm | 6 | |
| 10 Aug. | Moderate or heavy rain shower | 19° /13° | 14 mm | 4 | |
| 11 Aug. | Overcast | 19° /12° | 0.5 mm | 4 | |
| 12 Aug. | Patchy rain possible | 19° /11° | 0.5 mm | 5 | |
| 13 Aug. | Partly cloudy | 23° /11° | 0 mm | 6 | |
| 14 Aug. | Patchy rain possible | 23° /14° | 0.1 mm | 5 | |
| 15 Aug. | Partly cloudy | 24° /13° | 0 mm | 6 | |
| 16 Aug. | Heavy rain at times | 23° /16° | 2 mm | 5 | |
| 17 Aug. | Patchy rain possible | 23° /13° | 0.6 mm | 5 | |
| 18 Aug. | Partly cloudy | 20° /12° | 0.6 mm | 6 | |
| 19 Aug. | Moderate or heavy rain shower | 20° /12° | 2.8 mm | 5 | |
| 20 Aug. | Overcast | 20° /10° | 0 mm | 6 | |
| 21 Aug. | Moderate rain at times | 21° /12° | 0.8 mm | 5 | |
| 22 Aug. | Patchy rain possible | 20° /13° | 3.5 mm | 5 | |
| 23 Aug. | Moderate or heavy rain shower | 20° /11° | 5.3 mm | 4 | |
| 24 Aug. | Moderate or heavy rain shower | 20° /12° | 4.1 mm | 5 | |
| 25 Aug. | Patchy rain possible | 22° /12° | 0.6 mm | 5 | |
| 26 Aug. | Partly cloudy | 20° /13° | 0 mm | 6 | |
| 27 Aug. | Light rain shower | 21° /12° | 2.7 mm | 5 | |
| 28 Aug. | Moderate rain | 20° /11° | 11.8 mm | 5 | |
| 29 Aug. | Overcast | 21° /12° | 0 mm | 6 | |
| 30 Aug. | Light rain shower | 23° /13° | 1.1 mm | 6 | |
| 31 Aug. | Light rain shower | 19° /12° | 17.2 mm | 4 | |
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Important Notice
Our weather forecast for Vantaa 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 Vantaa forecast closer to your planned date for the most up-to-date weather information.
Vantaa in August - FAQ
What are the expected maximum and minimum temperatures in Vantaa 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 Vantaa during August?
Significant rainfall exceeding 110.4 mm is expected in Vantaa during August, occurring over more than 17 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Vantaa during August?
The average wind speed in Vantaa during August is 16 km/h, suggesting breezy to windy conditions, depending on your activities.
August rainfall patterns in Vantaa
Explore the daily rainfall trends and prepare for Vantaas August weather 💧
UV exposure in Vantaa during August
Stay informed about UV levels for safe outdoor activities throughout the month of August ☀️
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