Average temperatures, rainfall and packing tips for Oslo, Norway in May
🌡️ Avg high
20°C
🌙 Avg low
9°C
🌧️ Rainfall
~76 mm
📊 Warmth rank
#1 of 12
May in Oslo at a glance
May in Oslo is typically mild, with average daytime highs around 20°C and nights near 9°C. It is usually the warmest month of the year in Oslo.
Expect some rain: around 76 mm falls in Oslo during May on average.
What to pack for Oslo in May
Medium layers: long sleeves and a sweater
A light-to-medium jacket
A compact umbrella for occasional showers
Oslo - year at a glance
HighLow · May highlighted
Is May a good time to visit Oslo?
🧳 May is one of the most comfortable months to visit Oslo - daytime temperatures sit in a pleasant range and it's a good pick for sightseeing and time outdoors.
In May, Oslo averages a daytime high of about 20°C and a night-time low of around 9°C, based on recent historical data. That makes it the warmest month of the year there.
Does it rain in Oslo in May?
Expect some rain: around 76 mm falls in Oslo during May on average.
Is May a good time to visit Oslo?
May is one of the most comfortable months to visit Oslo - daytime temperatures sit in a pleasant range and it's a good pick for sightseeing and time outdoors.