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Oslo County Norway
Temperatures in May
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Temperature in Oslo County in May

Oslo County is a region in Norway. May is generally a mild month with maximum daytime temperatures around 16°C and nighttime temperatures around 5°C in Oslo.

What is the temperature of the different cities in Oslo County in May?

Find the average daytime temperatures in May for the most popular destinations in Oslo County on the map below. Click on a destination dot for more detailed information.

Weather conditions Weather
Temperatures
Precipitation
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Legend very warm warm pleasant moderate cold very cold
Very warm means maximum temperatures above 30°C. Warm: 22°C to 30°C. Pleasant: 18°C to 22°C Moderate: 12°C to 18°C. Cold: 2°C to 12°C. Very cold: lower than 2°C

  • How much sun does Oslo County get in May?
    • Oslo enjoys close to 241 hours of sunlight. This not only brightens the days but also uplifts the atmosphere during the month.

  • What is the water's temperature in May?
    • The water temperature averages approximately 8°C in Oslo this month, so not the best month to swim.

    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 travel conditions. Find out where to go with our weather planner.