April weather forecast
Oslo, Norway

April ushers in true spring-like conditions in Oslo as temperatures climb noticeably, reaching averages as high as 9.1°C. Visiting the city in this period affords a delightful experience, with the natural landscape covered in spring bulbs and greenery. This also coincides with longer daylight hours of up to 14.6 hours per day, allowing for extended sightseeing sessions. Oslo's April weather enhances the city's appeal, adding color and life to its remarkable architecture.

Temperature

The shift from March to April is marked by an increase in the average high-temperature, moving from a wintry 3.5°C to a chilly 9.1°C. Nighttime temperature experiences an average drop to a wintry 0.8°C in April.

Rainfall

In Oslo, during April, the rain falls for 5 days and regularly aggregates up to 41mm of precipitation. Throughout the year, in Oslo, Norway, there are 77 rainfall days, and 763mm of precipitation is accumulated.

Sea temperature

In Oslo, in April, the average water temperature is 6.3°C.
Note: Taking a dip in 6.3°C can be perilous. Submersion in temperatures under 10°C triggers severe cold shock accompanied by hyperventilation.

Daylight

In April, the average length of the day in Oslo is 14h and 37min.
On the first day of the month, sunrise is at 06:42 and sunset at 19:59. On the last day of April, sunrise is at 05:18 and sunset at 21:10 CEST.

Sunshine

In April, the average sunshine is 5.9h.

UV index

The average daily maximum UV index in April in Oslo is 3. A UV Index estimate of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.
Note: In April, an average UV index of 3 transforms into the following instructions:
Undertake protective steps - Obligation to safeguard skin and eyes from harm is in place. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat.