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Weather in May in South Iceland

Planning a getaway to South Iceland this May and curious about the weather you should prepare for? Discover all the vital details you need on this page, solving your puzzle:

What is the weather like in South Iceland in May?

South Iceland is a region in Iceland. May in South Iceland generally has cold temperatures, with precipitation levels ranging from moderate to high.

Temperatures

The average maximum temperatures are cold and range from 7°C in Solheimahjaleiga to 12°C in Hella. Nighttime temperatures generally drop to 5°C in Hella and 3°C in Solheimahjaleiga.

Precipitation

In May, precipitation varies across different areas. From moderate rainfall in Sprengisandur with an average of 78 mm to high rainfall in Solheimahjaleiga with 160 mm. Looking at the climate data spanning the last 30 years, this month usually has the lowest rainfall in Höfn, marking it as the year's driest month.

Average sunshine

Most cities enjoy a balanced amount of sunshine, with around 172 hours of sunlight anticipated in Höfn. This ensures the days are neither too dim nor excessively sunny.

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

Where to go in South Iceland in May

Find more information for the most popular destinations in the South Iceland on the map below. Click on a destination dot for more detailes.

Map not visible? Whoops sorry! Please refresh the page.
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

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

Höfn

In May Höfn generally has low temperatures with maximum daytime temperatures around 8°C, minimum nighttime temperatures around 3°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
<<   April April
<<  
5°C 
1°C 
142 hours 
152 mm 
13 days 
poor 
8°C 
3°C 
172 hours 
107 mm 
13 days 
poor 
June   >> June
>>  
10°C 
6°C 
147 hours 
112 mm 
14 days 
poor 
Climate in Höfn

Selfoss

In May Selfoss generally has low temperatures with maximum daytime temperatures around 11°C, minimum nighttime temperatures around 5°C and high monthly rainfall. So on average the conditions are poor 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
<<   April April
<<  
8°C 
1°C 
165 hours 
118 mm 
17 days 
poor 
11°C 
5°C 
201 hours 
105 mm 
15 days 
poor 
June   >> June
>>  
14°C 
8°C 
173 hours 
89 mm 
17 days 
Climate in Selfoss

Hella

In May Hella generally has low temperatures with maximum daytime temperatures around 12°C, minimum nighttime temperatures around 5°C and high monthly rainfall. So on average the conditions are poor that month.

Hella
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
<<   April April
<<  
8°C 
1°C 
119 mm 
16 days 
poor 
12°C 
5°C 
108 mm 
15 days 
poor 
June   >> June
>>  
15°C 
8°C 
97 mm 
17 days 
Climate in Hella

Hveragerði

In May Hveragerði generally has low temperatures with maximum daytime temperatures around 11°C, minimum nighttime temperatures around 4°C and high monthly rainfall. So on average the conditions are poor that month.

Hveragerði
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
<<   April April
<<  
7°C 
0°C 
165 hours 
119 mm 
17 days 
poor 
11°C 
4°C 
201 hours 
107 mm 
16 days 
poor 
June   >> June
>>  
14°C 
7°C 
173 hours 
92 mm 
18 days 
Climate in Hveragerði

Laugarvatn

In May Laugarvatn generally has low temperatures with maximum daytime temperatures around 10°C, minimum nighttime temperatures around 3°C and high monthly rainfall. So on average the conditions are poor that month.

Laugarvatn
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
<<   April April
<<  
6°C 
-1°C 
165 hours 
129 mm 
16 days 
poor 
10°C 
3°C 
201 hours 
117 mm 
15 days 
poor 
June   >> June
>>  
13°C 
6°C 
173 hours 
104 mm 
17 days 
poor 
Climate in Laugarvatn

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

Is May the best time to visit South Iceland?

In our opinion, May may not be the ideal time to visit South Iceland due to the typically poor weather in Höfn.

Generally speaking, provide poor weather in Höfn.

Interested in more climate information?

We have much more information about the climate in South 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 travel conditions. Find out where to go with our weather planner.