Best Time to Visit Oslo
Norway · 30-year monthly climate averages
☀️ When to go
Based on 30 years of climate data, the most comfortable months to visit Oslo are June, July and August, when daytime temperatures are agreeable and rainfall is relatively low.
Climate profile
Oslo sees its warmest weather in July, when daytime highs average around 23°C, and its coolest in January (around 0°C).
Annual precipitation totals roughly 836mm — August is typically the wettest month (~103mm) and March the driest (~41mm).
Year at a glance
🟧 avg daytime high · 🟦 dashed: avg nighttime low · bars: monthly rainfall
🔥 Recent heat vs normal
Daily forecast highs vs the 30-year normal — last 37 days
14/ 37
days ≥2°C above normal
32°C
highest recorded · July 16
+1.7°C
avg anomaly · vs 30-year normal
Each bar is one day: orange above normal, blue below.
Month by month
| Month | High / Low | Rainfall | Travel rating |
|---|---|---|---|
| January | 0° / -5°C | 58mm | 🤔 Fair |
| February | 1° / -5°C | 46mm | 🤔 Fair |
| March | 5° / -2°C | 41mm | 🤔 Fair |
| April | 11° / 2°C | 48mm | 🤔 Fair |
| May | 17° / 7°C | 60mm | 👍 Good |
| June | 20° / 11°C | 80mm | 🌟 Great |
| July | 23° / 13°C | 87mm | 🌟 Great |
| August | 21° / 13°C | 103mm | 🌟 Great |
| September | 16° / 9°C | 82mm | 👍 Good |
| October | 10° / 4°C | 93mm | ⚠️ Challenging |
| November | 4° / 0°C | 85mm | 🤔 Fair |
| December | 1° / -4°C | 54mm | 🤔 Fair |
FAQ
- What is the best time to visit Oslo?
- Based on 30 years of climate data, the most comfortable months to visit Oslo are June, July and August, when daytime temperatures are agreeable and rainfall is relatively low.
- What is the hottest month in Oslo?
- July is typically the hottest month in Oslo, with average daytime highs around 23°C.
- What is the rainiest month in Oslo?
- August is usually the wettest month, with around 103mm of precipitation.