Oslo · Norway
August
Oslo Jazz Festival and perfect summer weather — the best blend of events and outdoor life.
Strong option
#4 of 12 months
There are better months for Oslo — see the full ranking below.
See when to go instead →Climate
High
23°C
Low
14°C
Rain
89mm
Sun
8.6hrs/day
30-year climate normals · Open Meteo ERA5
How August scores in Oslo
Weather
Excellent
Value
Average
Crowds
Below average
Events
Excellent
Atmosphere
Excellent
What you gain in August
- ↑The Oslo Jazz Festival (typically mid-August) brings world-class performers to venues across the city — Nasjonal Jazzscene at Victoria, Blå in Grünerløkka, and outdoor stages at Youngstorget. The festival is one of northern Europe's most respected, with a programming depth that punches above Norway's size. Evening concerts combine with August's warm outdoor conditions to create the most musically and atmospherically rich week of the Oslo calendar.
- ↑August temperatures (23°C average) remain excellent without July's crowds: European families have returned to school, and the fjord islands and walking trails thin perceptibly in the second half of August.
- ↑Outdoor swimming in the Oslofjord continues in August — the sea temperature reaches 19–21°C by late summer, making the Sørenga Sjøbad fjord pool and the island swimming spots genuinely warm.
What you sacrifice
- ↓Hotel prices remain at peak through August — Oslo does not discount in the summer regardless of early return-to-school patterns. Book 2–3 months ahead for quality properties during the Jazz Festival week.
- ↓Rainfall increases slightly compared to July: 89mm with occasional summer thunderstorms. These are brief but intense, and outdoor festival events can be disrupted. Pack a light rain layer.
How August compares to May (best month)
| Factor | August | May ★ |
|---|---|---|
| Weather | 8 | 8 |
| Value | 4 | 6 |
| Crowds | 3 | 5 |
August in other destinations
Lisbon (26.5°C)Barcelona (28.6°C)Tokyo (32.1°C)Bali (29.9°C)Santorini (26°C)Paris (24.3°C)New York (27.7°C)Marrakech (35.8°C)Amsterdam (21.4°C)Maldives (30.3°C)Rome (30.4°C)Bangkok (31.5°C)Istanbul (28°C)Vienna (25.9°C)Seoul (29°C)Dubrovnik (28.5°C)Rio de Janeiro (25.9°C)Kyoto (33.7°C)Phuket (31.3°C)Cape Town (17.2°C)Prague (26°C)Amalfi Coast (31°C)Mexico City (23°C)Medellín (29°C)Fiji (26°C)London (24°C)Sydney (18°C)Iceland (14°C)Tulum (33°C)Dubai (42°C)Singapore (32°C)Hoi An (33°C)Chiang Mai (31°C)Miami (33.3°C)Florence (31.8°C)Queenstown (9°C)Madrid (35.2°C)Porto (27°C)Edinburgh (19°C)Copenhagen (22°C)Budapest (28°C)Kraków (24°C)Tbilisi (31°C)Palawan (30°C)Hanoi (32°C)Osaka (34°C)Goa (30°C)Cusco (20°C)Buenos Aires (15°C)Mykonos (30°C)Zanzibar (26°C)Sri Lanka (30°C)Costa Rica (25°C)Cancun (32°C)Krabi (32°C)Athens (33°C)Seville (36°C)Cartagena (31°C)Siem Reap (31°C)Havana (32°C)Split (30°C)Taipei (34°C)Kuala Lumpur (32°C)Valletta (32°C)Ho Chi Minh City (32°C)Hawaii (31°C)Cappadocia (32°C)Dominican Republic (32°C)Jamaica (33°C)Tanzania (23°C)Seychelles (26°C)Nepal (27°C)Jordan (36°C)Azores (27°C)Bora Bora (26°C)Los Angeles (28.5°C)Cairo (38.2°C)Kenya (24°C)Jaipur (32.8°C)Las Vegas (40.1°C)San Francisco (18°C)Madeira (28°C)Vancouver (23.3°C)Muscat (38.5°C)Lima (17.2°C)Cinque Terre (29°C)Kotor (32°C)Tel Aviv (32°C)Santiago (15°C)Bogotá (19°C)Bruges (22.4°C)Penang (32.3°C)Lombok (30.4°C)Cape Verde (29.5°C)Fez (37.2°C)Kerala (29°C)Kigali (26°C)Hong Kong (31°C)Auckland (14°C)
Climate data: 30-year normals (1991–2020) from Open Meteo ERA5 reanalysis. Scores compare months within Oslo, not across destinations. Methodology →