🇹🇷 Istanbul vs 🇳🇴 Oslo

Weather Comparison

Current Weather Right Now

🇹🇷

Istanbul

clear sky

53°F

Clear Sky

Feels like 50°F

H 53°F / L 53°F

Humidity: 50%

🇳🇴

Oslo

overcast clouds

40°F

Overcast Clouds

Feels like 33°F

H 41°F / L 40°F

Humidity: 74%

Climate Overview

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Istanbul

Mediterranean-influenced humid subtropical — warm summers, cool wet winters

Best monthsApril, May, September, October
AvoidDecember, January (cold and rainy), July, August (peak crowds and heat)
Annual rain29 inches (744 mm)

Istanbul straddles two continents with a climate to match. The Bosphorus creates a persistent wind corridor that moderates summer heat. Winters are cold and rainy with occasional snow. Spring and fall are exceptional.

🇳🇴

Oslo

Humid continental — cold snowy winters, warm short summers, sheltered fjord location

Best monthsJune, July, August
AvoidNovember, December, January, February
Annual rain30 inches (763 mm)

Oslo benefits from its position at the head of the Oslofjord, which moderates temperatures compared to Norway's exposed coastline. Summers are genuinely warm and long-daylit; winters are cold and snowy with some of Scandinavia's best skiing on the doorstep.

Seasonal Comparison

Season🇹🇷 Istanbul🇳🇴 Oslo
Spring

46–68°F

March–May

30–57°F

March–May

Summer

72–86°F

June–August

57–75°F

June–August

Fall

57–77°F

September–November

42–57°F

September–November

Winter

38–48°F

December–February

23–34°F

December–February

Istanbul vs Oslo: Frequently Asked Questions

Does Istanbul or Oslo have better weather?

Istanbul and Oslo have very different climates. Mediterranean-influenced humid subtropical — warm summers, cool wet winters Oslo: Humid continental — cold snowy winters, warm short summers, sheltered fjord location. The best city depends on your preferred season and temperature range.

When is the best time to visit Istanbul vs Oslo?

Best time for Istanbul: April, May, September, October. Best time for Oslo: June, July, August.

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