Weather in Reykjavík in August

Reykjavík, Iceland averages a high of 13.4°C (56.1°F) and low of 8.3°C (46.9°F) in August, with 15 rain days and 9.3 hours of daily sunshine. Travel score: 59.2/100 (Mixed). The best time to visit Reykjavík is July.

High
13°C56°F
Low
8°C47°F
🌧️
15
rain days
☀️
9.3
hrs/day sunshine
💧
82%
humidity
59— Mixed

August in Reykjavík is cool and occasionally wet — mixed conditions — plan indoor alternatives.

JanFebMarAprMayJunJulAugSepOctNovDec

What are the average temperatures in Reykjavík?

JanFebMarAprMayJunJulAug13°8°SepOctNovDec

How much does it rain in Reykjavík in August?

Reykjavík receives an average of 102.1mm of rainfall across 15 rainy days in August. The annual total is 1333.6mm.

JanFebMarAprMayJunJulAug15dSepOctNovDec

What should I pack for Reykjavík in August?

Essentials

👟
Comfortable walking shoes
Essential for exploring the city
🧥
Warm coat
Cool weather with highs around 13°C
🧶
Sweaters and warm layers
Layer up for comfort

Traveling to Iceland in August?

Don't let a public holiday surprise you — restaurants, shops, and attractions may be closed.

View Iceland Holidays 2026Long Weekends Calendar

🏛️ 121 countries·📅 Updated yearly·✈️ Free forever

Compare Reykjavík

Popular comparisons:

How can I plan my trip to Reykjavík?

Best Time to Visit Iceland

See the best months for travel across all cities →

Where Is Hot in August?

Discover warm destinations this month →

What are other popular cities in Iceland?

Akureyri

August

14°
61
Good

What is the weather like in other months in Reykjavík?

January
1°
17 rain days
23
February
1°
16 rain days
29
March
3°
16 rain days
37
April
6°
16 rain days
47
May
9°
16 rain days
55
June
12°
14 rain days
61
July
14°
14 rain days
63
September
10°
17 rain days
46
October
6°
15 rain days
39
November
3°
15 rain days
30
December
1°
17 rain days
21

Data based on 1994–2024 averages · Last updated: 2024-12-31