Oslo weather in April
April in Oslo: cold, a little rain, with clean air — a great time to visit.
#5 of 12 months in Oslo · #378 of 604 destinations to visit in April · comfort 76/100 (tier B)
Updated June 2026 · climate normals from ERA5 reanalysis
Oslo climate normals — April
| Daytime high | 11°C / 51°F | 🧥 cold |
|---|---|---|
| Nighttime low | 1°C / 33°F | |
| Feels like (high) | 7°C / 45°F | |
| Rainfall | 45 mm / 1.8 in | 🌦 some rain |
| Rainy days | 5 days | |
| Humidity | 69% | 💧 humid |
| Dew point | -1°C / 30°F | |
| Sunshine | 10.7 h/day | |
| Daylight | 14.6 h | |
| Wind | 14 km/h / 9 mph | |
| Snowfall | 9.5 cm / 3.7 in | |
| Air quality (US AQI) | 39 | 🍃 good |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
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Oslo in April — FAQ
- Is April a good time to visit Oslo?
- April in Oslo: cold, a little rain, with clean air — a great time to visit. It ranks #5 of 12 months for Oslo on SeasonMap's comfort score (76/100).
- What is the weather like in Oslo in April?
- In April, Oslo averages a daily high of 10.7°C and a low of 0.7°C, with about 44.5 mm of rain over roughly 5.2 rainy days.
- What is the air quality in Oslo in April?
- Oslo has a mean US Air Quality Index of about 39 in April.
- Does it snow in Oslo in April?
- Oslo sees roughly 9.5 cm of snowfall in April.