Arendal
August
Weather in Arendal for August 2026
Your guide to Arendal weather in August - trends and predictions
Until now, August 2026 in Arendal has been nearly identical to the historical average, with a temperature of 20 °C (showing only a slight deviation of 0.3 °C).
Expect cooler weather in the next days in Arendal with the forecast suggesting a temperature of 17.2 °C, lower than the historical average.
In general, the average temperature in Arendal at the beginning of August is 19.7 °C. As the month progressed, temperatures tended to moderately fall, reaching an average of 18.7 °C by the end of August.
The climate of Arendal in August is notably wet, with an average of 14 rainy days, and a total of 129.2 mm of precipitation.
Temperatures
Rain 🌧️
17
Dry days
14
Rainy days
0
Snow days
19°/12°
Temperatures
21 km/h
Avg max wind
76 %
Avg humidity
Arendal Weather August
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Temperatures trend during August in Arendal
See the weather trend as well as the moving average line
August weather in Arendal day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Aug. |  Patchy rain possible | 20° /11° | 0.7 mm | 5 | |
| 2 Aug. | Patchy rain possible | 20° /12° | 3.4 mm | 5 | |
| 3 Aug. | Patchy rain possible | 21° /11° | 0.7 mm | 5 | |
| 4 Aug. |  Moderate or heavy rain shower | 20° /13° | 10.4 mm | 5 | |
| 5 Aug. | Patchy rain possible | 19° /13° | 6.3 mm | 4 | |
| 6 Aug. |  Overcast | 20° /11° | 0.7 mm | 5 | |
| 7 Aug. | Light rain shower | 18° /12° | 12.1 mm | 4 | |
| 8 Aug. | Moderate or heavy rain shower | 19° /11° | 5 mm | 5 | |
| 9 Aug. | Patchy rain possible | 19° /12° | 3.8 mm | 4 | |
| 10 Aug. |  Partly cloudy | 20° /11° | 1 mm | 5 | |
| 11 Aug. |  Sunny | 21° /10° | 0 mm | 5 | |
| 12 Aug. | Partly cloudy | 21° /10° | 0.1 mm | 5 | |
| 13 Aug. | Patchy rain possible | 21° /13° | 1.3 mm | 5 | |
| 14 Aug. | Patchy rain possible | 21° /14° | 2 mm | 5 | |
| 15 Aug. |  Mist | 23° /14° | 2.8 mm | 5 | |
| 16 Aug. | Overcast | 21° /11° | 0.1 mm | 5 | |
| 17 Aug. | Patchy rain possible | 19° /12° | 0.5 mm | 4 | |
| 18 Aug. | Patchy rain possible | 19° /11° | 0.9 mm | 4 | |
| 19 Aug. | Moderate or heavy rain shower | 19° /11° | 11.2 mm | 4 | |
| 20 Aug. | Patchy rain possible | 19° /11° | 9.3 mm | 4 | |
| 21 Aug. | Overcast | 20° /11° | 1.4 mm | 5 | |
| 22 Aug. | Patchy rain possible | 19° /10° | 2 mm | 4 | |
| 23 Aug. | Patchy rain possible | 19° /11° | 4.6 mm | 4 | |
| 24 Aug. |  Cloudy | 19° /10° | 2.4 mm | 4 | |
| 25 Aug. | Sunny | 18° /10° | 3.6 mm | 4 | |
| 26 Aug. | Moderate or heavy rain shower | 18° /11° | 6.9 mm | 4 | |
| 27 Aug. | Sunny | 19° /11° | 1 mm | 4 | |
| 28 Aug. | Partly cloudy | 19° /12° | 9.3 mm | 4 | |
| 29 Aug. | Light rain shower | 18° /14° | 20.6 mm | 3.3 | |
| 30 Aug. | Patchy rain possible | 19° /12° | 0.3 mm | 3.1 | |
| 31 Aug. | Overcast | 20° /11° | 0 mm | 3.3 | |
| Next | |||||
Important Notice
Our weather forecast for Arendal 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 Arendal forecast closer to your planned date for the most up-to-date weather information.
Change Month
Arendal in August - FAQ
What are the expected maximum and minimum temperatures in Arendal during August?
Enjoy moderate daytime temperatures of up to 19° and cooler nights around 12°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Arendal during August?
Significant rainfall exceeding 129.2 mm is expected in Arendal during August, occurring over more than 14 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Arendal during August?
The average wind speed in Arendal during August is 21 km/h, suggesting breezy to windy conditions, depending on your activities.
August rainfall patterns in Arendal
Explore the daily rainfall trends and prepare for Arendals August weather 💧
Typically, Arendal has 14 rainy days in August with a total of 129.2 mm of rainfall.
UV exposure in Arendal during August
Stay informed about UV levels for safe outdoor activities throughout the month of August ☀️
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