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Oulu in June: Weather, Average temperature and Climate

Planning a trip and want to know what the weather in Oulu in June will be like? Take a look at our weather guide for Oulu, based on historical data.
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June

Weather in Oulu in June 2025

OK Weather
Mild
🌧️
Rainy
🌊
Cold water
If you plan to visit Oulu in June, the weather is typically alright, with an average high temperature of +61°F during the day and approximately 7 sunny days. Expect some rainy, though, as there are typically 14 rainy days in the month and around 56 mm of precipitation. The weather is changeable so you may have to pack for every eventuality. Search flights in one click on Avionero.
Good to know:
  • June is usually the driest month of the year in Oulu

Average weather

☀️
+61°F
Avg. max. temperature
+32°F
Min.
+88°F
Max.
56 mm
Total precipitation
70%
Avg. humidity
3 m/s
Avg. wind
7 ☀️
Sunny Days
9 ⛅️
Cloudy
14 🌦
Rainy
Our opinion: Oulu has OK weather in June.
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Average temperature in Oulu in June

Here are the expected maximum, average and minimum temperatures in Oulu for June based on the historical data.
Last Year
Historical Data

Going from a maximum of +79°F during the day to a minimum of +37°F during the night, the temperature in June averages around +64°F.

The average maximum temperature goes up 35% by the end of the month, compared with the beginning of the month, from +48°F to +63°F.

Is Oulu warm or cold in June?

Oulu is typically mild in June.

Maximum temperatures go up compared to the previous month from +52°F to +61°F. The minimum temperature also goes up from +37°F to +48°F.

Pack a light jacket as it will be warm in the day and cool in the evenings.

June is one of the warmest months in Oulu, here is the comparison with other months:

Water temperature in Oulu in June

Water in Oulu in June is Cold. It varies from +43°F to +60°F, with an average of +51°F. The air temperature averaging +61°F is higher than the water temperature.

In June, water temperatures are average relative to the rest of the year:

The warmest water temperatures in Oulu are reached in July, when the average sea temperature rises to +62°F. The coldest water temperatures are in February, with an average of +31°F.

Can you swim in Oulu in June?

We would not recommend swimming in Oulu in June, the water is very cold (+51°F on average). Consider swimming only if you are an experienced cold-water swimmer with proper gear.
🦭
Cold
Below +61°F
🏄‍♂️
Fresh
61°F - 70°F
🏊
Comfortable
70°F - 77°F
👙
Warm
77°F - 82°F
🔥
Very warm
+82°C and up
You will need a full-body wetsuit, cap, gloves, a warm change of clothes, and a hot drink ready for after your swim.

Climate in Oulu in June

Oulu weather looks like this, on average, in June and the surrounding months.
MayJuneJuly
Avg. temperature
+52°F+61°F+66°F
Min. temperature
+19°F+32°F+43°F
Max. temperature
+86°F+88°F+90°F
Rainfall
45 mm56 mm76 mm
Wind
3 m/s3 m/s3 m/s
Avg. water temperature
+38°F+51°F+62°F
Humidity
71%70%75%
Air pressure
1013 HPa1010 HPa1010 HPa
Sunny days
876
Cloudy days
998
Rainy days
121416
Snowy days
200

June typically has worse weather conditions compared to May. It’s getting warmer as June arrives. The average maximum temperature goes up from +52°F to +61°F during the day. Prepare for more rain. Average rainfall goes from 45 mm to 56 mm. It feels drier, as humidity decreases from 71% to 70%. The average wind speed doesn’t change much during June, staying around 3 m/s. The days becoming less sunny, going from 8 sunny days in May to 7 in June.

July brings much the same weather, it remains ok.

Wind

Wind speed in Oulu in June based on historical data.
Last Year
Historical Data

The average wind speed is 3 m/s getting up to 7 m/s which is a medium breeze. You can feel it, especially getting out of the water.

The average wind speed in Oulu is gradually decreasing during June, going from 6 m/s to 3 m/s over the course of the month.

Rain

Amount of rainfall in mm during June in Oulu based on historical data.
Last Year
Historical Data
Typically, there is a 33% chance of rain on an average day in June, with total rainfall of approximately 46 mm. The maximum amount of rainfall per day is around 12 mm, which is considered light rain. June is a pretty wet month with over 10 rainy days, so don’t forget to pack an umbrella, raincoat, and a pair of wellies.
Here’s how June is compared with other months in the amount of precipitation, total mm:
Oulu wettest month is August, where a typical day has a 55% chance of precipitation and 77 mm of rainfall per day. January, on the other hand, is the driest month with a mere 0% chance of precipitation and 2 mm of rainfall per day.

How was the weather last June in Oulu?

This is the weather in Oulu in June 2023:
1 June
☀️
+48°F
2 June
🌧️
+50°F
3 June
☀️
+53°F
4 June
☀️
+53°F
5 June
☀️
+55°F
6 June
☀️
+54°F
7 June
☀️
+54°F
8 June
☀️
+54°F
9 June
☀️
+56°F
10 June
☀️
+59°F
11 June
☀️
+66°F
12 June
☀️
+65°F
13 June
☀️
+65°F
14 June
☀️
+66°F
15 June
☀️
+71°F
16 June
☀️
+74°F
17 June
☀️
+72°F
18 June
☀️
+75°F
19 June
☀️
+77°F
20 June
☀️
+78°F
21 June
☀️
+73°F
22 June
☀️
+75°F
23 June
🌧️
+63°F
24 June
🌧️
+66°F
25 June
☀️
+74°F
26 June
☀️
+74°F
27 June
☀️
+74°F
28 June
☀️
+74°F
29 June
☀️
+73°F
30 June
☀️
+63°F
In June 2023 Oulu had 27 sunny days, 0 cloudy days, and 3 rainy days. The average maximum temperature was +64°F, with an absolute maximum of +79°F and a minimum of +48°F. The average humidity was 67%, with a maximum of 100% and a minimum of 33%. The average wind speed was 3 m/s, with a maximum of 10 m/s and a minimum of 0 m/s.
Are you planning a trip in June?

Climate Change Over the Years

This is how Oulu climate has changed over the last 43 years.

The climate in Oulu in June has not changed that much over the last 43 years.

The average temperature was the lowest in 1985 (+37°F) and the highest in 2020 (+47°F). The driest year was 2002 with only 247 mm of rainfall, and the wettest year was 2021 with 603 mm.

FAQ

Frequently asked questions about the weather in Oulu in June:

Is June a good time to visit Oulu?

It’s always a good time to visit Oulu, but the weather is changeable in June, so plan a mix of indoor and outdoor activities and exploring, and pack for every eventuality.

Can you sunbathe in Oulu in June?

June has mild temperatures in Oulu. Not ideal for sunbathing, but still good for daytime outdoor activities, but plan for cool evenings. Pack a light jacket and shorts!

Can you swim in Oulu in June?

Swimming in Oulu in June is challenging and not recommended for inexperienced swimmers or without proper equipment and preparation.

Is Oulu rainy in June?

Oulu is often rainy in June. You may get a bit damp when outside, so pack an umbrella, and maybe even a raincoat.

Is it sunny in Oulu in June?

Usually, it’s not very sunny in Oulu in June, often it’s pretty cloudy. Pack for any eventuality; layering can help reduce the number of bulky items needed.

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.