The rugged landscape of the Norwegian fjords
This landscape is rated as the most beautiful in the world and it is something you need to experience at least once in your life.
October in Oslo averages 9°C (48°F) during the day and 2°C (36°F) at night. Quite a bit of rainfall is typical this month, with around 91 mm (3.6 in) on average. An umbrella is a good idea.
If you're looking for dry conditions and comfortable temperatures, October may not be the ideal month to visit Oslo. Our weather planner can help you explore destinations with more pleasant weather conditions.
Pick a month to see the average temperature, rainfall and sunshine in Oslo - and find the best time to visit.
50-year average (1976-2025)
Based on our historical records, temperatures in Oslo typically drop from around 11°C (52°F) at the start of October to approximately 6°C (43°F) by the end. Nights are cold, with lows typically ranging from 0°C (32°F) to 4°C (39°F).
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Browse day-by-day weather records for Oslo spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Our historical data for Oslo spans 1976 to 2025, revealing these weather extremes.
Find out more about the weather in Norway and which places have the best travel conditions in this month. See all of Norway in October →
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
Dress warmly and in layers for your trip to Oslo in October. A good base layer system works wonders. Start with good thermal underwear, add something warm like a fleece sweater, then finish with a waterproof jacket on top. Expect heavy rainfall, so bring good rain protection and waterproof bags. The water temperature sits at about 11°C (52°F), which is too chilly for most people to enjoy swimming. Leave the swimsuit at home unless you love cold water. Sunglasses aren't essential this month, though you might want them for the occasional bright moment.
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Temperature Rainfall Sunshine Humidity Wind Speed Water Temp
See the full Oslo climate overview or explore weather in Norway.
Where to go in October - average daytime high across popular destinations.
Need travel inspiration? Check out our bucket list articles and be inspired.
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