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Best time to go to Oulu

Find information about the climate and when is the best time to go to Oulu.
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When is the best time to visit Oulu?

In general the best time to visit Oulu is probably July, when the weather is usually great. The hottest months are June, July, August, while the coldest months are January, February, December.
Depending on the activities you want to experience, you may choose different months to visit:
  • In general, it’s pleasant to walk and do outdoor activities during July.
  • If you want to avoid wet weather, then your choice is January, November, December with the lowest chance of rain.

Average weather in Oulu in different months

This is the average weather in Oulu for each month based on historic data:

May usually has good weather. Average maximum temperature reaches +52°F during May.

In January, February, March, April, June, July, August, September, November, December the weather is average. Expect around 75 rainy days, and the precipitation amounts to approximately 77 mm in August.

October bring not the best weather. October is the coldest month with the temperature going down to +34°F.

Climate in Oulu

Here is the detailed breakdown of the climate in Oulu for each month:
JanFebMarAprMayJunJulAugSepOctNovDec
Maximum Temperature
+43°F+43°F+52°F+64°F+86°F+88°F+90°F+84°F+75°F+68°F+50°F+45°F
Average Maximum Temperature
+21°F+21°F+28°F+39°F+52°F+61°F+66°F+63°F+54°F+41°F+32°F+25°F
Minimum Temperature
-36°F-27°F-18°F0°F+19°F+32°F+43°F+36°F+27°F+1°F-20°F-24°F
Avg. water temperature
+33°F+31°F+33°F+34°F+46°F+60°F+67°F+64°F+60°F+53°F+46°F+41°F
Humidity, %
878682767170757882868888
Rain, mm
23414455676775947217
Snow, mm
3326261530000132735
Average wind speed, m/s
333333333443
Sunny Days
226787643322
Cloud Days
15131212998910121213
Rainy Days
011412141617161251
Snowy Days
14121282000051115

Average Temperature

Here are the average maximum and minimum temperatures in Oulu during the whole year:
The hottest month in Oulu is July with average maximum temperature going up to +66°F. The coldest month is January with the lowest temperatures of +10°F.

Water temperature

Here are the water temperatures in Oulu during the whole year:
Oulu achieves its warmest water temperature in July, where the average sea temperature goes up to +62°F. Coldest water temperature is in February with +31°F in average.

Humidity

The temperature feels different depending on humidity. Here is how humidity in Oulu looks throughout the year, in %:
The most humid month in Oulu is December with average humidity going up to 88%. The least humid month is June with an average humidity of 70%.

Rain

Amount of rainfall in mm. in Oulu during the whole year based on historical data:
The sunniest and driest month is May with approximately 8 sunny days and a total precipitation of around 45 mm. The rainiest and wettest month is August with approximately 17 rainy days and 77 mm of total precipitation.

Snow

Amount of snow in mm. in Oulu during the whole year based on historical data:
The snowiest month is December with approximately 15 snowy days.

FAQ

Frequently asked questions about the weather in Oulu:

What is the hottest month in Oulu?

The hottest month in Oulu is July with average maximum temperature of +66°F.

What is the coldest month in Oulu?

The coldest month in Oulu is January with minimum temperatures of +10°F.

Is Oulu worth visiting in winter?

Winter in Oulu could be a good time to visit, as the weather is generally ok.

When does it rain the least in Oulu?

if you're looking to visit Oulu when it rains the least, you should plan your trip for August, July, September. During this time, rainfall is rare with the driest month being January with only 2 mm of rain.

Other cities in Finland

Check out the weather for other cities in Finland.

Monthly weather in Oulu

Source of the data

For this page, we’ve looked at the typical weather in Oulu, based on historical hourly weather data from January 1, 1979, to December 31, 2023.

For past dates, we show actual recorded data at the location at that time. Forecasts are based on recorded weather during that day of the year, averaged over the total years for which we have records (unless stated otherwise). The daily temperature is the highest recorded temperature in the shadow during that day.