Visiting Oslo in August 2026
“Mild and bright — an underrated time to visit.”
Roughly 13 rainy days across the month, on average.
August continues Oslo's summer with slight temperature retreat, highs at 19.9C (67.8F) and lows at 12.3C (54.1F). Precipitation totals 91mm across 12.5 days as summer thunderstorms persist. Sunshine drops to 10.5 hours daily. Dawn shifts to 05:00 and sunset to 21:00, still 16 hours of daylight. Oslofjord water peaks at 19C. Aker Brygge and Grunerlokka terraces run full through the fellesferie holiday period ending 15 August.
Oslo Jazz Festival stages typically mid-August across venues. Norwegian folk music festival at Bygdøy continues summer folkedans. Salmon fishing on Aker River peaks with sea-run fish. Ekeberg Sculpture Park hosts open-air concerts. Traditional Oslo Chamber Music Festival opens late month. Norwegian schools resume around 15 August, easing family demand. UK schools remain closed through most of August.
Across 11 complete years (2015-2025), August has warmed 0.6C and thunderstorm intensity has grown. The 2021 August flood inundated Grunerlokka. For 2026, models predict a warm neutral pattern with typical late-summer convective storms. Sea temperature drops from 19C to 16C by month end. Aurora extremely rare at Oslo's latitude even in dark late-August nights.
August 2026 remains peak summer pricing until 15 August (fellesferie end), then eases to shoulder rates. UK summer school break drives Western demand through August. Book Oslo Jazz Festival tickets on sale March 1. Reserve salmon fishing permits, kayaking charters, and Chamber Music Festival seats 4 weeks ahead. Consider late-August visits for 25% price reduction versus first two weeks.
Grønland's Turkish and Somali grocers around Tøyen Torg feed half the city cheaper than any restaurant in Aker Brygge. Vigeland Park is free but Ekebergparken's sculpture trail has better fjord views and no tour buses. The T-bane line 1 to Frognerseteren climbs 469 meters in 25 minutes — bring your skis on the metro. Mathallen in Vulkan closes at 8pm sharp, which locals treat as an insult.
What to pack for Oslo in August
August warm changeable weather demands layers with rain readiness.
- Light waterproof jacket
- Cotton or linen shirts
- Casual trousers or shorts
- Walking shoes plus swim sandals
- Light sweater for cool evenings
What to pack for Oslo in August
- →Breathable travel pantsAmazon · shop this
- →Compact travel umbrellaAmazon · shop this
- →Reef-safe sunscreen SPF 50Amazon · shop this
- →Polarized sunglassesAmazon · shop this
- →Universal travel adapterAmazon · shop this
- →Compression packing cubesAmazon · shop this
We may earn a small commission on any purchase — it doesn't change the price you pay.
Where to stay in Oslo
We don't review individual hotels — plenty of people do that well. What we do is send you to compare rooms in Oslo across trusted platforms.
Compare hotels on Booking.com→Estimated August trip to Oslo
Peak season prices — book early or shift by 2–3 weeks to save. Rule-based estimates from a couple based in London — actual prices vary.
We may earn a commission if you book through these links, at no cost to you. Estimates use rule-based averages; check partner sites for live pricing.
Plan your Oslo trip
Handpicked services from partners we trust. One tab for everything you'll need after the flight is booked.
Compare rooms in Oslo on Booking.com.
Skip-the-line tickets, day trips, food walks and guided tours.
Compare fares with cashback on every booking.
Instant data on arrival — no roaming charges, no SIM swap.
Flexible monthly coverage for trips of any length.
Compare 900+ rental brands with free cancellation.
Book a driver in advance — fixed price, no queue.
We may earn a commission if you book through these links, at no cost to you.
Things worth doing
Oslo Jazz Festival various venues, salmon fishing Aker River, Ekeberg open-air concerts, Chamber Music Festival late month, Oslofjord late-summer kayaking, Aker Brygge waterfront brunch.
August vs. the rest of the year
How this month compares in Oslo. Tap any month to read more.
highlighted months are among the best time to visit.
Best time to visit Oslo
While August has its own character in Oslo, the data-backed best months to visit Oslo are May, June. These months combine the most favourable temperatures, rainfall, and sunshine across an 11-year climate record (2015–2025).
See the full best-time-to-visit guide for OsloOther places with a similar climate right now
Oslo in August — FAQ
Q01Is August a good month for Oslo?
Is August a good month for Oslo?
Yes — it is a good time to visit, with pleasant, comfortable weather. In August, Oslo averages a high of 20°C (68°F) and a low of 12°C (54°F), with 91mm of rainfall across roughly 13 rainy days. Holmenkollen ski jump World Cup on second weekend of March draws 50,000 to the hillside; Constitution Day May 17 fills Karl Johans gate with brass bands from every school.
Q02How warm does Oslo get in August?
How warm does Oslo get in August?
The average high temperature in Oslo during August is 20°C (68°F), with an average low of 12°C (54°F). These figures are averaged from 11 complete years of daily records (2015–2025, Open-Meteo Archive). Sørenga sea pool in Bjørvika hits 22°C water in July; office workers swim on lunch breaks straight from Barcode.
Q03Does it rain a lot in Oslo in August?
Does it rain a lot in Oslo in August?
Oslo averages approximately 13 rainy days in August, with a total monthly rainfall of about 91mm. This is based on daily precipitation records where days with 1mm or more of rain are counted as rainy days. October delivers 130mm of horizontal rain; Grünerløkka gutters overflow at Olaf Ryes plass first.
Q04What clothes should I bring to Oslo in August?
What clothes should I bring to Oslo in August?
For Oslo in August, pack layered clothing for changing temperatures, a compact umbrella or waterproof jacket, comfortable walking shoes. These recommendations are based on 11 complete years of weather averages for this specific month. Yaktrax or ice cleats for shoes — Oslo doesn't salt sidewalks in residential areas like St. Hanshaugen and hospital ER visits spike every January.
Q05Are there many tourists in Oslo in August?
Are there many tourists in Oslo in August?
Tourist crowds in Oslo during August are typically moderate. Consider this when planning accommodation — prices track crowd levels closely. Grønland's Turkish and Somali grocers around Tøyen Torg feed half the city cheaper than any restaurant in Aker Brygge. Vigeland Park is free but Ekebergparken's sculpture trail has better fjord views and no tour buses. The T-bane line 1 to Frognerseteren climbs 469 meters in 25 minutes — bring your skis on the metro. Mathallen in Vulkan closes at 8pm sharp, which locals treat as an insult.