Norway Oslo Weather in April — Climate Guide
April in Oslo is mod
Oslo Weather in April — Quick Answer
As of 2026- Avg temp
- 9° / 1°
- Rainfall
- 50mm · 9 days
- Crowds
- Moderate
As of 2026, Oslo in April averages a high of 9°C and low of 1°C with 50mm of rain over about 9 days. Spring transition — light jacket + sweater + waterproof shell for variable rain. Daylight 14-15 hours by month end. First green shoots in Frogner Park + Vigeland Park.
April is mod for Oslo.
April is Oslo's spring transition month — high 9°C / 48°F, low 1°C / 34°F. Daylight extends from 13 hours to 15 hours by month end. First green shoots appear in Vigeland Park + Frogner Park late month.
Bygdøy ferry (Bygdøyfergen) season begins April — connects Aker Brygge to Bygdøy peninsula museums (Viking Ship Museum reopening 2026, Norwegian Folk Museum, Kon-Tiki, Fram) in 15 minutes. The canonical Oslo museum-day move.
Travel score
Oslo April Weather Stats
Avg High
9°C
Avg Low
1°C
Rainy Days
9
50mm total
Sunshine
6h
Daily avg
Humidity
70%
moderate
UV Index
3
Moderate
Wind
10 km/h
Gusts 28
Sea Temp
5°C
freezing
Snow Days
2
Monthly avg
Crowds
Moderate
At attractions
April Sunrise & Sunset
Expect about 2 snow days this month. Bring slip-resistant shoes and warm gear.
Air Quality
PM2.5
7 μg/m³
PM10
16 μg/m³
Status
good
Feels-Like Temperature & Wind
Feels like
Daytime
7°C
Nighttime
0°C
Humidity and wind affect how the actual temperature feels.
Wind
10 km/h
Max gust 28 km/h
Activities Recommended for April
April Travel Pros & Cons
Pros
- Bygdøy ferry season starts
- Daylight extending to 15 hours
- Vigeland Park green shoots late month
- Inferno Metal Festival (Scandinavian biggest)
Cons
- Variable weather (snow possible early month)
- Easter week reduced hours
- Pre-May 17 hotel pricing climbing late month
April Events & Festivals
- Easter week (varies)
- First Bygdøy ferry season starts
- Inferno Metal Festival (mid-April, biggest metal festival in Scandinavia)
Oslo in April — Full Picture
April is Oslo's spring transition month — high 9°C / 48°F, low 1°C / 34°F. Daylight extends from 13 hours to 15 hours by month end. First green shoots appear in Vigeland Park + Frogner Park late month.
Bygdøy ferry (Bygdøyfergen) season begins April — connects Aker Brygge to Bygdøy peninsula museums (Viking Ship Museum reopening 2026, Norwegian Folk Museum, Kon-Tiki, Fram) in 15 minutes. The canonical Oslo museum-day move.
Easter week (varies, sometimes late March-early April) — Norwegians vacation domestically (mountain cabins), some Oslo museums + restaurants have reduced Easter Wednesday-Easter Monday hours. Easter Sunday + Easter Monday are public holidays.
Inferno Metal Festival (mid-April at Rockefeller Music Hall) is Scandinavia's biggest extreme metal festival — book accommodation 3-4 months ahead.
Weather variable — pack waterproof shell + layered clothing. Late snow still possible early month. The smart April move: target the last 2 weeks (post-Easter, pre-May 17 surge) for spring shoulder pricing.
What to Wear & What to Pack
Spring transition — light jacket + sweater + waterproof shell for variable rain. Daylight 14-15 hours by month end. First green shoots in Frogner Park + Vigeland Park.
Packing Checklist
Seasonal Weather Overview
Spring (Mar·Apr·May)
Current9.3°C
1.3°C
8.7/mo
Summer (Jun·Jul·Aug)
21.7°C
11.7°C
10.7/mo
Autumn (Sep·Oct·Nov)
11°C
4°C
11.3/mo
Winter (Dec·Jan·Feb)
-1°C
-6°C
8.7/mo
Oslo Monthly Weather Comparison
| Month | High | Low | Rain | Sun | Humid | UV | Crowd | Price |
|---|---|---|---|---|---|---|---|---|
| -2° | -7° | 9d·50mm | 1h | 80% | 0 | Quiet | Low season | |
| -1° | -7° | 7d·40mm | 2h | 78% | 1 | Quiet | Low season | |
| 3° | -3° | 8d·50mm | 4h | 75% | 2 | Moderate | Shoulder | |
| 9° | 1° | 9d·50mm | 6h | 70% | 3 | Moderate | Shoulder | |
| May (Best) | 16° | 6° | 9d·60mm | 8h | 65% | 5 | Very busy | Peak |
| June (Best) | 20° | 10° | 10d·70mm | 9h | 65% | 6 | Very busy | Peak |
| July (Best) | 23° | 13° | 11d·80mm | 9h | 65% | 6 | Very busy | Peak |
| August (Best) | 22° | 12° | 11d·90mm | 7h | 70% | 5 | Very busy | Peak |
| 17° | 8° | 11d·90mm | 5h | 75% | 3 | Busy | Shoulder | |
| 11° | 4° | 12d·100mm | 3h | 80% | 2 | Moderate | Shoulder | |
| 5° | 0° | 11d·80mm | 1h | 80% | 1 | Quiet | Low season | |
| 0° | -4° | 10d·60mm | 1h | 82% | 0 | Busy | Peak |
View Other Months
Oslo April Hotel Picks
Frequently Asked Questions
Is April a good time to visit Oslo?
Oslo in April is mod. Tourist crowds are moderate and flight/hotel prices are shoulder.
What's the average temperature in Oslo in April?
Oslo April averages a high of 9°C and a low of 1°C.
Does it rain much in Oslo in April?
Oslo April averages 50mm of rainfall over about 9 rainy days.
What should I wear in Oslo in April?
Spring transition — light jacket + sweater + waterproof shell for variable rain. Daylight 14-15 hours by month end. First green shoots in Frogner Park + Vigeland Park.
What time are sunrise and sunset in Oslo in April?
Oslo April sunrise is 06:00 and sunset is 20:30, with 14h 30m of daylight.
What's the air quality like in Oslo in April?
Oslo April air quality (AQI) averages 26, rated Good. PM2.5 averages 7μg/m³.
What activities are recommended in Oslo in April?
In April, Oslo is great for Bygdøy ferry to peninsula museums, Vigeland Park green-shoot walk late month, Akerselva river walk Grünerløkka.
Is April peak season in Oslo?
Oslo April crowds are moderate and prices are shoulder. You can travel relatively comfortably without long queues.
Best Months to Visit Oslo
View Other Months
Planning a April trip to Oslo?
You've checked the weather — next come the budget and the route.
Why you can trust weather guide
Based in Chiang Mai for 8+ years, with 30+ countries visited across Southeast Asia, Japan, and Europe. Every detail in this guide is primary-source verified as of April 2026, with prices auto-refreshed via live exchange rate APIs. This isn't AI-generated boilerplate — it's written from the perspective of someone who has actually been there.