Weather in May in Iceland

Many people wonder what the weather conditions are in May in Iceland. Is this month a good time to go to Iceland? To answer that question we created this page with all the information you need.

What is the weather like in Iceland in May?

The weather in Iceland in May ranges from poor to unpleasant depending on the destination.

In May the average maximum daytime temperatures are cold and range from 6°C (43°F) in Raufarhöfn to 10°C (51°F) in Akureyri. Nighttime temperatures generally drop to 3°C (38°F) in Akureyri and 1°C (33°F) in Raufarhöfn.

Precipitation ranges from low in Akureyri with 24mm (0.9inch) rainfall to high in Kirkjubæjarklaustur with 118mm (4.6inch) rainfall. May can be the driest month of the year. In general it is also a sunny month with an average of 201 hours of sunshine in Reykjavík during the whole month.

We invite you to have a look at the map below to find out more about the different weather conditions per location in Iceland.

Where to go in Iceland in May

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

Legend perfect weather pleasant tolerable unpleasant poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20-29ºC / 68-84ºF and not too much precipitation (less than 90mm / 3.5inch a month).

Popular destinations in Iceland

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

Average weather in Reykjavík

In May Reykjavík generally has cold temperatures with maximum daytime temperatures around 10°C (50°F), minimum nighttime temperatures around 4°C (39°F) and moderate monthly rainfall. So on average the conditions are poor that month.

Reykjavík
Max temperature Max temp
Min temperature Min temp
Monthly sun hours Sun hours
Monthly rainfall Rainfall
Monthly rainy days Rainy days
Weather conditions Weather
<<   April April
<<  
7°C / 45°F 
1°C / 34°F 
165 hours 
58mm / 2.3inch 
13 days 
poor 
10°C / 50°F 
4°C / 39°F 
201 hours 
44mm / 1.7inch 
10 days 
poor 
June   >> June
>>  
13°C / 55°F 
8°C / 46°F 
173 hours 
50mm / 2inch 
11 days 
Climate in Reykjavík

Average weather in Akureyri

In May Akureyri generally has cold temperatures with maximum daytime temperatures around 10°C (51°F), minimum nighttime temperatures around 3°C (38°F) and low monthly rainfall. So on average the conditions are unpleasant that month.

Akureyri
Max temperature Max temp
Min temperature Min temp
Monthly sun hours Sun hours
Monthly rainfall Rainfall
Monthly rainy days Rainy days
Weather conditions Weather
<<   April April
<<  
6°C / 43°F 
-1°C / 31°F 
125 hours 
27mm / 1.1inch 
6 days 
poor 
10°C / 51°F 
3°C / 38°F 
169 hours 
24mm / 0.9inch 
5 days 
June   >> June
>>  
14°C / 56°F 
7°C / 44°F 
189 hours 
20mm / 0.8inch 
6 days 
Climate in Akureyri

Average weather in Keflavík

In May Keflavík generally has cold temperatures with maximum daytime temperatures around 10°C (50°F), minimum nighttime temperatures around 4°C (39°F) and moderate monthly rainfall. So on average the conditions are poor that month.

Keflavík
Max temperature Max temp
Min temperature Min temp
Monthly sun hours Sun hours
Monthly rainfall Rainfall
Monthly rainy days Rainy days
Weather conditions Weather
<<   April April
<<  
7°C / 45°F 
1°C / 34°F 
165 hours 
58mm / 2.3inch 
13 days 
poor 
10°C / 50°F 
4°C / 39°F 
201 hours 
44mm / 1.7inch 
10 days 
poor 
June   >> June
>>  
13°C / 55°F 
8°C / 46°F 
173 hours 
50mm / 2inch 
11 days 
Climate in Keflavík

Average weather in Höfn

In May Höfn generally has cold temperatures with maximum daytime temperatures around 9°C (47°F), minimum nighttime temperatures around 3°C (37°F) and high monthly rainfall. So on average the conditions are poor that month.

Höfn
Max temperature Max temp
Min temperature Min temp
Monthly sun hours Sun hours
Monthly rainfall Rainfall
Monthly rainy days Rainy days
Weather conditions Weather
<<   April April
<<  
6°C / 43°F 
0°C / 33°F 
142 hours 
94mm / 3.7inch 
13 days 
poor 
9°C / 47°F 
3°C / 37°F 
172 hours 
95mm / 3.7inch 
13 days 
poor 
June   >> June
>>  
11°C / 52°F 
6°C / 43°F 
147 hours 
89mm / 3.5inch 
14 days 
Climate in Höfn

Average weather in Selfoss

In May Selfoss generally has cold temperatures with maximum daytime temperatures around 10°C (50°F), minimum nighttime temperatures around 4°C (39°F) and moderate monthly rainfall. So on average the conditions are poor that month.

Selfoss
Max temperature Max temp
Min temperature Min temp
Monthly sun hours Sun hours
Monthly rainfall Rainfall
Monthly rainy days Rainy days
Weather conditions Weather
<<   April April
<<  
7°C / 45°F 
1°C / 34°F 
165 hours 
58mm / 2.3inch 
13 days 
poor 
10°C / 50°F 
4°C / 39°F 
201 hours 
44mm / 1.7inch 
10 days 
poor 
June   >> June
>>  
13°C / 55°F 
8°C / 46°F 
173 hours 
50mm / 2inch 
11 days 
Climate in Selfoss

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

Is May the best time to go to Iceland?

In our opinion May is not the best time to visit Iceland with commonly poor weather in Reykjavík.

On average the best time to visit Iceland is in July and August with generally tolerable weather in Reykjavík. The worst months are January, February, March, April, May, October, November and December that can 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 almost all countries 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 suggests which destination suits your ideal climate conditions. Find out where to go with our weather planner.