June weather forecast
Oslo, Norway

June ushers in the summer season in Oslo, with an average high temperature of 20.4°C (68.7°F). While enjoying the 18.7 hours of daylight, residents and visitors can often be found sunbathing in parks or savouring iced coffee in sidewalk cafés. Outdoor concerts and late-night festivals embody the lively spirit of an Oslo summer. Moreover, the warm, pleasantly humid weather augments the city's bustling vibe.

Temperature

June's arrival coincides with a marginal rise in the average high-temperature, moving from May's moderate 15.8°C (60.4°F) to an agreeable 20.4°C (68.7°F). Nightly temperatures drop to an average low of 10.6°C (51.1°F) in June.

Rainfall

In June, in Oslo, Norway, the rain falls for 7 days. Throughout June, 65mm (2.56") of precipitation is accumulated. Throughout the year, in Oslo, there are 77 rainfall days, and 763mm (30.04") of precipitation is accumulated.

Sea temperature

In Oslo, in June, the average water temperature is 14.8°C (58.6°F).
Note: Entering waters of 14.8°C (58.6°F) is life-endangering. A mere moment in 13°C (55.4°F) waters feels piercing cold, and below 10°C (50°F) it can lead to immediate cold shock and cessation of breathing control, depending on body resilience.

Daylight

With an average of 18h and 42min of daylight, June has the longest days of the year.
On the first day of the month, sunrise is at 04:05 and sunset at 22:24. On the last day of June, in Oslo, sunrise is at 03:59 and sunset at 22:41 CEST.

Sunshine

With an average of 8.3h of sunshine, June has the most sunshine of the year in Oslo.

UV index

The months with the highest UV index in Oslo are June and July, with an average maximum UV index of 5. A UV Index value of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV rays for the average person.
Note: The maximum daily UV index, 5 in June, converts into the following recommendations:
Adopt protective measures - Requirement to safeguard skin and eyes from harm exists. Solar radiation peaks around mid-day, so it's wise to limit exposure to the Sun at this time. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.