Oulu Weather & Climate

Finland

Oulu sees feels-like daytime highs peak around 21.7°C in July and nighttime lows bottom out near -14.4°C in January. July is the wettest month (~64 mm), while February is the driest (~6 mm). For sunshine, June leads with about 51% clear skies.

Best time to visit Oulu

Based on mild feels-like temperatures and low rain chances, the most comfortable months are July, August, and June — expect around 13.921.7°C with roughly 32% chance of rain on a given day in July.

Oulu climate by month

MonthLow / High °CRain %RainfallClear skiesWind
January-14.4° / -8.8°4%7 mm19%13.4 kph
February-14.3° / -8.5°3%6 mm20%13.4 kph
March-10.1° / -3.5°6%10 mm28%12.5 kph
April-3.5° / 3.4°14%21 mm37%10.8 kph
May4.1° / 11.3°24%44 mm46%9.7 kph
June10.2° / 17.8°28%53 mm51%9.1 kph
July13.9° / 21.7°32%64 mm51%8.7 kph
August11.7° / 19.6°30%57 mm49%9.4 kph
September5.7° / 12.1°28%51 mm41%10.7 kph
October-0.7° / 3.8°23%44 mm31%11.8 kph
November-6.3° / -2.1°14%25 mm26%12.6 kph
December-11.4° / -6.5°7%14 mm22%13.1 kph

Feels-like temperatures from long-term historical data; ☀ marks the most comfortable months (mild temperatures, low rain).

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