Iceland weather in August

Are you planning a trip to Iceland in August and wondering what kind of weather to expect? This page has all the details you need.

What is the weather like in Iceland in August?

August in Iceland generally has temperatures that range from cold to moderate, with precipitation levels ranging from moderate to heavy. During August, summer is in full swing.

During the day the temperature is cold in Jokulsarlon Glacial Lagoon at 10°C and moderate in Hella at 16°C. As night falls, temperatures generally drop to 9°C in Hella and 6°C in Jokulsarlon Glacial Lagoon.

In August, precipitation varies across different areas. From moderate rainfall in Raufarhöfn with an average of 59 mm to heavy rainfall in Jokulsarlon Glacial Lagoon with 209 mm. Most areas experience a moderate amount of sunshine, with approximately 154 hours of sunlight expected in Reykjavík. This makes it neither too gloomy nor overly bright.

For specific regional insights in Iceland for August, refer to the map provided below. For an in-depth overview of the yearly weather conditions, do visit our Iceland climate page.

Where to go in Iceland in August

Find the average weather conditions in August for the most popular destinations in Iceland on the map below. Click on a destination dot for more detailed information.

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Legend perfect weather pleasant tolerable unpleasant poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C and 29°C and not too much precipitation (less than 90 mm a month).

Popular destinations in Iceland

What is the weather like in August for the 5 most popular destinations in Iceland?

Average weather in Reykjavík

In August Reykjavík generally has moderate temperatures with maximum daytime temperatures around 15°C, minimum nighttime temperatures around 9°C and high monthly rainfall. So on average the conditions are unpleasant that month.

Reykjavík
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
<<   July July
<<  
16°C 
9°C 
168 hours 
92 mm 
17 days 
15°C 
9°C 
154 hours 
109 mm 
18 days 
12°C 
6°C 
121 hours 
145 mm 
18 days 
poor 
Climate in Reykjavík

Average weather in Akureyri

In August Akureyri generally has moderate temperatures with maximum daytime temperatures around 13°C, minimum nighttime temperatures around 6°C and moderate monthly rainfall. So on average the conditions are unpleasant that month.

Akureyri
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
<<   July July
<<  
13°C 
7°C 
154 hours 
86 mm 
15 days 
13°C 
6°C 
136 hours 
96 mm 
15 days 
9°C 
3°C 
85 hours 
123 mm 
15 days 
poor 
Climate in Akureyri

Average weather in Keflavík

In August Keflavík generally has moderate temperatures with maximum daytime temperatures around 13°C, minimum nighttime temperatures around 10°C and high monthly rainfall. So on average the conditions are poor that month.

Keflavík
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
<<   July July
<<  
14°C 
10°C 
168 hours 
83 mm 
16 days 
13°C 
10°C 
154 hours 
106 mm 
17 days 
poor 
12°C 
8°C 
121 hours 
149 mm 
18 days 
poor 
Climate in Keflavík

Average weather in Höfn

In August Höfn generally has moderate temperatures with maximum daytime temperatures around 12°C, minimum nighttime temperatures around 8°C and high monthly rainfall. So on average the conditions are poor that month.

Höfn
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
<<   July July
<<  
12°C 
8°C 
141 hours 
119 mm 
15 days 
poor 
12°C 
8°C 
130 hours 
152 mm 
16 days 
poor 
10°C 
6°C 
114 hours 
227 mm 
16 days 
poor 
Climate in Höfn

Average weather in Selfoss

In August Selfoss generally has moderate temperatures with maximum daytime temperatures around 15°C, minimum nighttime temperatures around 9°C and high monthly rainfall. So on average the conditions are unpleasant that month.

Selfoss
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
<<   July July
<<  
15°C 
10°C 
168 hours 
99 mm 
17 days 
15°C 
9°C 
154 hours 
124 mm 
18 days 
12°C 
7°C 
121 hours 
177 mm 
18 days 
poor 
Climate in Selfoss

Is your destination not in the list? Have a look at other destinations in Iceland.

Is August the best time to visit Iceland?

Given the typically unpleasant weather conditions in Reykjavík, August may not be the ideal time to visit Iceland.

Generally speaking, the best visiting conditions can be found in June and July offering mostly tolerable weather in Reykjavík. On the other hand, the months of January, February, March, April, September, October, November and December tend to have poor weather conditions.

Interested in more climate information?

We have much more information about the climate in Iceland. Interested in the weather conditions in a specific month? Select the month below.

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  • Weather and climate has detailed information for every country in the world. Are you going to Iceland? Get detailed historical weather averages for many cities in Iceland.

    Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal climate conditions. Find out where to go with our weather planner.