Ready for Oslo?
Pick whatever suits you best.
📊 Monthly Climate Overview
| Month | Max °C | Min °C | Rain mm | Rain Days | Sun h | Wind km/h | Sea °C |
|---|---|---|---|---|---|---|---|
| Jan | 0.2°C | -4.5°C | 75.5 mm | 12 | 2.4 h | 15.7 km/h | – |
| Feb | 1.9°C | -3.5°C | 67.6 mm | 11 | 4.6 h | 16.2 km/h | – |
| Mar | 5.5°C | -2°C | 55.6 mm | 9 | 7.3 h | 15.3 km/h | – |
| Apr | 11°C | 1.8°C | 48.9 mm | 8 | 10.4 h | 15.3 km/h | – |
| May | 16°C | 6.9°C | 78.3 mm | 12 | 11.4 h | 15.8 km/h | – |
| Jun | 21.2°C | 12.2°C | 80.4 mm | 11 | 13.2 h | 15.8 km/h | – |
| Jul | 22.2°C | 14°C | 102.1 mm | 13 | 12.9 h | 15.2 km/h | – |
| Aug | 20.3°C | 12.9°C | 96.2 mm | 14 | 10.5 h | 15.1 km/h | – |
| Sep | 16.6°C | 10.3°C | 95.8 mm | 11 | 7.6 h | 15.9 km/h | – |
| Oct | 10.1°C | 5.3°C | 96.9 mm | 13 | 4.7 h | 16.1 km/h | – |
| Nov | 4.7°C | 1.1°C | 90.8 mm | 13 | 2.3 h | 15.6 km/h | – |
| Dec | 0.9°C | -3.3°C | 64.6 mm | 13 | 1.9 h | 14 km/h | – |
📖Climate & Best Time to Visit Oslo
Oslo (Norway) has a temperate climate with an annual average of around 8 °C. Daytime highs average 11 °C, while nights cool to about 4 °C. The destination sees roughly 953 mm of rainfall per year and 7.4 hours of sunshine per day on average.
Spring and autumn are ideal for a city break: June is the sunniest month with 13.2 hours of sun per day, and mild temperatures make exploring on foot comfortable. Peak summer (July, up to 22.2 °C) can get exhausting, while in January nights drop to -4.5 °C.
Note: with roughly 27 °C between the hottest and coldest month, picking the right time of year matters a lot here.
🎟️ Top activities in Oslo
🏡 How does it compare to home?
Enter your hometown — we’ll show you a direct climate comparison.
✨ Discover more of Oslo
Frequently asked questions about Oslo
When is the best time to visit Oslo?
The best time to visit Oslo: April to October – best in June (avg. 16.7 °C, 11 rainy days). Based on the monthly values for 2014 to 2023.
What are the temperatures in Oslo?
The warmest month is July with an average of 18.1 °C and daytime highs around 22.2 °C. The coldest month is January with an average of -2.1 °C and night-time lows around -4.5 °C.
How many rainy days does Oslo have?
August has the most rainy days with 14 rainy days. The driest month is April with 8 rainy days.