Reykjavík
August
Weather in Reykjavík for August 2025
Your guide to Reykjavík weather in August - trends and predictions
In general, the average temperature in Reykjavík at the beginning of August is 13 °C. As the month progressed, temperatures tended to moderately fall, reaching an average of 12.3 °C by the end of August.
Reykjavík experiences heavy rainfall in August, with over 20 rainy days and an average total precipitation 86.8 mm.
Temperatures
Rain 🌧️
9
Dry days
22
Rainy days
0
Snow days
12°/9°
Temperatures
22 km/h
Avg max wind
78 %
Avg humidity
Reykjavík in August average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  13° | 2  13° | 3 13° | ||||
| 4 13° | 5  13° | 6  13° | 7 13° | 8 13° | 9  14° | 10 14° |
| 11 14° | 12 14° | 13  13° | 14 13° | 15 12° | 16 13° | 17 11° |
| 18 12° | 19 13° | 20 12° | 21 12° | 22 12° | 23 13° | 24 13° |
| 25 12° | 26 12° | 27 13° | 28 12° | 29 12° | 30 12° | 31 13° |
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Temperatures trend during August in Reykjavík
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. | Patchy rain possible | 13° /9° | 1.6 mm | 3 | |
| 2 Aug. | Overcast | 13° /8° | 0.3 mm | 3 | |
| 3 Aug. | Patchy rain possible | 13° /8° | 0.4 mm | 4 | |
| 4 Aug. | Patchy rain possible | 13° /8° | 2.2 mm | 3 | |
| 5 Aug. | Heavy rain at times | 13° /9° | 6.3 mm | 3 | |
| 6 Aug. | Moderate rain at times | 13° /9° | 4.4 mm | 3 | |
| 7 Aug. | Patchy rain possible | 13° /9° | 5.7 mm | 3 | |
| 8 Aug. | Overcast | 13° /9° | 2.6 mm | 3 | |
| 9 Aug. | Sunny | 14° /9° | 3 mm | 4 | |
| 10 Aug. | Overcast | 14° /9° | 0.8 mm | 4 | |
| 11 Aug. | Overcast | 14° /10° | 1.7 mm | 4 | |
| 12 Aug. | Patchy rain possible | 14° /9° | 0.5 mm | 4 | |
| 13 Aug. | Partly cloudy | 13° /9° | 1.2 mm | 4 | |
| 14 Aug. | Partly cloudy | 13° /8° | 3 mm | 3 | |
| 15 Aug. | Overcast | 12° /8° | 0.9 mm | 3 | |
| 16 Aug. | Patchy rain possible | 13° /8° | 1.2 mm | 3 | |
| 17 Aug. | Patchy rain possible | 11° /9° | 5.8 mm | 3 | |
| 18 Aug. | Patchy rain possible | 12° /8° | 2.9 mm | 3 | |
| 19 Aug. | Overcast | 13° /8° | 0.6 mm | 3 | |
| 20 Aug. | Sunny | 12° /7° | 0.1 mm | 4 | |
| 21 Aug. | Moderate rain at times | 12° /7° | 1.9 mm | 3 | |
| 22 Aug. | Patchy rain possible | 12° /6° | 1.4 mm | 3 | |
| 23 Aug. | Patchy rain possible | 13° /7° | 1.6 mm | 4 | |
| 24 Aug. | Patchy rain possible | 13° /8° | 0.2 mm | 3 | |
| 25 Aug. | Overcast | 12° /8° | 0.5 mm | 3 | |
| 26 Aug. | Overcast | 12° /7° | 7.2 mm | 3 | |
| 27 Aug. | Heavy rain at times | 13° /8° | 2.5 mm | 3 | |
| 28 Aug. | Patchy rain possible | 12° /9° | 4.2 mm | 3 | |
| 29 Aug. | Patchy rain possible | 12° /8° | 1 mm | 3 | |
| 30 Aug. | Patchy rain possible | 12° /8° | 6.9 mm | 3 | |
| 31 Aug. | Overcast | 13° /9° | 14.2 mm | 3 | |
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Important Notice
Our weather forecast for Reykjavík 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 Reykjavík forecast closer to your planned date for the most up-to-date weather information.
Reykjavík in August - FAQ
What are the expected maximum and minimum temperatures in Reykjavík during August?
During August, expect a variety of temperatures with highs around 12° and lows near 9°, suitable for diverse activities and preferences.
How much rainfall should be expected in Reykjavík during August?
Moderate rainfall is anticipated in Reykjavík during August, with a total of 86.8 mm spread over approximately 22 days. Considering plans for rainy days is advisable.
What are the typical wind conditions in Reykjavík during August?
The average wind speed in Reykjavík during August is 22 km/h, suggesting breezy to windy conditions, depending on your activities.
August rainfall patterns in Reykjavík
Explore the daily rainfall trends and prepare for Reykjavíks August weather 💧
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