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Oslo County weather in May

Thinking about venturing to Oslo County this May and curious about the weather conditions to expect? This page holds all the key information you seek, responding to your question:

What is the weather like in Oslo County in May?

Oslo County is a region in Norway. May in Oslo County generally has moderate temperatures, with moderate precipitation.

You can expect moderate maximum daytime temperatures of around 16°C and nighttime temperatures around 5°C in Oslo.

May is a moderate rainy month with an average rainfall of around 81 mm in Oslo. The city Oslo usually sees around 241 hours of sunlight, indicating many sunny days.

For a closer look at May's conditions in Oslo County, see the map below. For a more detailed look at Oslo County's yearly weather, check out our Oslo County climate page.

Where to go in Oslo County in May

Find the average weather conditions in May for the most popular destinations in Oslo County 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 Oslo County

What is the weather like in May for the most popular destinonation in Oslo County?

Average weather in Oslo

In May Oslo generally has moderate temperatures with maximum daytime temperatures around 16°C, minimum nighttime temperatures around 5°C and moderate monthly rainfall. So on average the conditions are tolerable that month.

Oslo
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
<<  
10°C 
0°C 
165 hours 
60 mm 
13 days 
poor 
16°C 
5°C 
241 hours 
81 mm 
14 days 
June   >> June
>>  
20°C 
9°C 
229 hours 
100 mm 
15 days 
Climate in Oslo

Is your destination not in the list? Have a look at other destinations in Oslo County, in Norway.

Is May the best time to visit Oslo County?

Given the typically tolerable weather conditions in Oslo, May might be a good time to visit Oslo County. It's worth noting that weather conditions might differ depending on the location you visit.

On average, the best time to visit Oslo County is in June, July and August with generally pleasant weather in Oslo. On the other hand, the months of January, February, March, April, October, November and December tend to have poor weather conditions.

Interested in more climate information?

We have much more information about the climate in Oslo County. 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 Norway? Get detailed historical weather averages for many cities in Norway.

    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.