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 13.1 °C. As the month progressed, temperatures tended to moderately fall, reaching an average of 11.6 °C by the end of August.
Expect significant rainfall in Reykjavík during August, with an average of 18 rainy days.
Is August a good time to visit Reykjavík? check out the best time to travel to Reykjavík page.
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13
Dry days
18
Rainy days
0
Snow days
14°/9°
Temperatures
19 km/h
Avg max wind
77 %
Avg humidity
Reykjavík in August average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  14° | 2  13° | 3  14° | ||||
| 4 13° | 5  12° | 6  13° | 7 13° | 8 12° | 9 13° | 10 14° |
| 11 15° | 12  14° | 13 13° | 14 13° | 15 11° | 16 13° | 17 11° |
| 18 11° | 19 13° | 20 13° | 21 12° | 22 12° | 23 11° | 24 13° |
| 25 11° | 26  11° | 27 12° | 28 12° | 29 10° | 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. | Cloudy | 14° /9° | 2.6 mm | 3 | |
| 2 Aug. | Sunny | 13° /8° | 0.5 mm | 4 | |
| 3 Aug. | Patchy rain possible | 14° /9° | 0.5 mm | 4 | |
| 4 Aug. | Patchy rain possible | 13° /9° | 2.4 mm | 3 | |
| 5 Aug. | Heavy rain at times | 12° /10° | 8.1 mm | 3 | |
| 6 Aug. | Moderate or heavy rain shower | 13° /9° | 6.9 mm | 3 | |
| 7 Aug. | Heavy rain at times | 13° /8° | 2.2 mm | 3 | |
| 8 Aug. | Moderate rain at times | 12° /8° | 2.6 mm | 3 | |
| 9 Aug. | Sunny | 13° /7° | 0.1 mm | 4 | |
| 10 Aug. | Patchy rain possible | 14° /8° | 1 mm | 4 | |
| 11 Aug. | Heavy rain at times | 15° /10° | 1.7 mm | 4 | |
| 12 Aug. | Partly cloudy | 14° /9° | 0.4 mm | 4 | |
| 13 Aug. | Partly cloudy | 13° /8° | 1.9 mm | 4 | |
| 14 Aug. | Cloudy | 13° /8° | 5.6 mm | 3 | |
| 15 Aug. | Patchy rain possible | 11° /9° | 1.8 mm | 3 | |
| 16 Aug. | Patchy rain possible | 13° /8° | 2.5 mm | 3 | |
| 17 Aug. | Patchy rain possible | 11° /8° | 2.9 mm | 3 | |
| 18 Aug. | Heavy rain at times | 11° /7° | 4.2 mm | 3 | |
| 19 Aug. | Cloudy | 13° /7° | 0.1 mm | 4 | |
| 20 Aug. | Sunny | 13° /7° | 0 mm | 5 | |
| 21 Aug. | Patchy rain possible | 12° /7° | 2.3 mm | 3 | |
| 22 Aug. | Cloudy | 12° /5° | 0.9 mm | 3 | |
| 23 Aug. | Cloudy | 11° /7° | 0.6 mm | 3 | |
| 24 Aug. | Sunny | 13° /7° | 0.2 mm | 4 | |
| 25 Aug. | Sunny | 11° /7° | 0 mm | 3 | |
| 26 Aug. | Heavy rain | 11° /7° | 11.7 mm | 4 | |
| 27 Aug. | Cloudy | 12° /9° | 1.3 mm | 3 | |
| 28 Aug. | Light rain shower | 12° /8° | 6.3 mm | 3 | |
| 29 Aug. | Partly cloudy | 10° /6° | 0 mm | 3 | |
| 30 Aug. | Light rain shower | 12° /8° | 1.1 mm | 3 | |
| 31 Aug. | Overcast | 13° /9° | 16.4 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 14° 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 93.4 mm spread over approximately 18 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 19 km/h, suggesting breezy to windy conditions, depending on your activities.
What to pack to Reykjavík in August?
As you prepare for your trip to Reykjavík in August, it's important to consider the typical weather patterns for the time of year. Below is a carefully tailored packing list to ensure that your time in Reykjavík, during August, is comfortable and enjoyable, regardless of the weather conditions.
- Clothing
- Warm Clothing: Sweaters, hoodies, long pants
- Rain Gear: Lightweight, waterproof clothing
- Footwear
- Waterproof Shoes
- Accessories
- Scarves: To protect you from the cold wind
- Gloves/Mittens: Essential for cold weather
- Warm Hats: Warm hats for insulation in cold weather
- Umbrellas/Raincoats: For rainy days
August rainfall patterns in Reykjavík
Explore the daily rainfall trends and prepare for Reykjavíks August weather 💧
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