Oslo Weather in May
In May, Oslo averages a high of 16°C (60°F) and a low of 6°C (43°F), based on 56 years of historical weather data from OSLO - BLINDERN PLU.
16°C
Average high
60°F
6°C
Average low
43°F
31°C
Record high
88°F · 2018
-3°C
Record low
26°F · 2020
What to Expect in Oslo in May
Typical May days in Oslo reach 16°C (60°F) during the afternoon and cool to around 6°C (43°F) overnight. On average, measurable rain falls on about 45% of days this month. Over the past 56 years, May temperatures in Oslo have ranged from a record high of 31°C (2018) down to a record low of -3°C (2020).
For a day-by-day look or other months, see the full Oslo weather history.