Peak season — flights and hotels at their annual highest. Book early.
August is one of the best months to visit Iceland — with 7 sunshine hours per day and pleasant highs of 13°C.
Daytime temperatures reach up to 13°C, cooling to 9°C at night (daily average: 11°C). The sun shines an average of 7 hours per day; there are 9 rain days with 80 mm total. At 12°C, the water is still quite cool in August — a wetsuit may be useful.
Layer up — warm days and cool evenings alternate. Perfect timing for hikes and sightseeing.
Frequently Asked Questions
- Is August a good time to visit Iceland?
- Yes — August is one of the best months to visit Iceland (Climate Score: 57/100). Pleasant temperatures (13°C), good sunshine (7 h/day), and few rain days (9) make it one of the most recommended months.
- How warm is it in Iceland in August?
- In August, Iceland sees daily highs of 13°C. Nights cool to 9°C, with a daily average of 11°C.
- How much rain falls in Iceland in August?
- In August, Iceland receives an average of 80 mm of rain over 9 rain days. An umbrella may occasionally be needed.
- How many sunshine hours does Iceland get in August?
- Iceland averages 7 sunshine hours per day in August — above the annual average.
- How warm is the water in Iceland in August?
- Water temperature in Iceland in August averages 12°C — still quite cool — a wetsuit may be useful.