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Oulu in May: Weather, Average temperature and Climate

Discover the weather for Oulu in May and if it’s a good time to travel (based on historical data).
Check flight prices to Oulu on Avionero:
May

Weather in Oulu in May 2024

Good Weather
Chill
☁️
Cloudy
Are you considering a trip to Oulu in May? Well, the weather is usually on your side with an average maximum temperature of +52°F and about 9 sunny days. Just keep in mind that there may be some rain, with an average of 6 rainy days and 45 mm of precipitation. Expect good weather and pack accordingly to enjoy the outdoors. Search flights in one click on Avionero.
Good to know:
  • May is usually the driest month of the year in Oulu

Average weather

☀️
+52°F
Avg. max. temperature
+19°F
Min.
+86°F
Max.
45 mm
Total precipitation
70%
Avg. humidity
3 m/s
Avg. wind
9 ☀️
Sunny Days
16 ⛅️
Cloudy
6 🌦
Rainy
Our opinion: Oulu has good weather in May.

Average temperature in Oulu in May

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

The temperature in May is +50°F on average, with a range between a maximum of +68°F during the day and a minimum of +23°F at night.

The average maximum temperature goes up 64% by the end of the month, compared with the beginning of the month, from +37°F to +66°F.

Is Oulu warm or cold in May?

Oulu is typically chill in May.

Maximum temperatures go up compared to the previous month from +39°F to +52°F. The minimum temperature also goes up from +27°F to +37°F.

Pack a jumper and a jacket as there will be cooler temperatures.

Take a look at how May is compared to other months in Oulu:

Climate in Oulu in May

Oulu weather looks like this, on average, in May and the surrounding months.
AprilMayJune
Avg. temperature
+39°F+52°F+61°F
Min. temperature
0°F+19°F+32°F
Max. temperature
+64°F+86°F+88°F
Rainfall
14 mm45 mm56 mm
Wind
2 m/s3 m/s2 m/s
Humidity
76%70%70%
Air pressure
1011 HPa1012 HPa1010 HPa
Sunny days
798
Cloudy days
191615
Rainy days
267
Snowy days
200

May often has better weather than April. It’s getting warmer as May arrives. The average maximum temperature goes up from +39°F to +52°F during the day. Prepare for more rain. Average rainfall goes from 14 mm to 45 mm. It feels drier, as humidity decreases from 76% to 70%. Winds are stronger in comparison to April, going up from 2 m/s to 3 m/s on average. The good news is there are likely to be more sunny days in May, from 7 to 9.

June brings much the same weather, it remains good.

Wind

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

The average wind speed is 3 m/s getting up to 8 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 increasing during May, going from 2 m/s to 5 m/s over the course of the month.

Rain

Amount of rainfall in mm during May in Oulu based on historical data.
Last Year
Historical Data
Total precipitation in May is about 37 mm, with a 35% chance of rain on a typical day. The maximum amount of rainfall per day is around 10 mm, which is considered light rain. May is a pretty wet month with over 11 rainy days, so don’t forget to pack an umbrella, raincoat, and a pair of wellies.
Here’s how May is compared with other months in the amount of precipitation, total mm:
Oulu wettest month is August, where a typical day has a 29% 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.

Snow

Amount of snow in mm during May in Oulu based on historical data.
Last Year
Historical Data
Typically, there is a 0% chance of snow on an average day in May, with a total monthly snowfall of approximately 1 mm.

Here’s how May is compared with other months in the amount of snow, total mm:

How was the weather last May in Oulu?

This is the weather in Oulu in May 2023:
1 May
☀️
+38°F
2 May
☀️
+41°F
3 May
☀️
+36°F
4 May
☀️
+36°F
5 May
☀️
+44°F
6 May
☀️
+46°F
7 May
☀️
+43°F
8 May
☀️
+40°F
9 May
☀️
+43°F
10 May
☀️
+55°F
11 May
🌧️
+47°F
12 May
☀️
+51°F
13 May
☀️
+47°F
14 May
☀️
+56°F
15 May
☀️
+47°F
16 May
☁️
+46°F
17 May
☀️
+42°F
18 May
☀️
+48°F
19 May
☀️
+46°F
20 May
☀️
+55°F
21 May
☀️
+57°F
22 May
☀️
+54°F
23 May
☀️
+54°F
24 May
☀️
+66°F
25 May
☀️
+68°F
26 May
☀️
+63°F
27 May
🌧️
+50°F
28 May
☁️
+50°F
29 May
☀️
+61°F
30 May
☀️
+62°F
31 May
☀️
+66°F
In May 2023 Oulu had 27 sunny days, 2 cloudy days, and 2 rainy days. The average maximum temperature was +50°F, with an absolute maximum of +68°F and a minimum of +36°F. The average humidity was 65%, with a maximum of 100% and a minimum of 21%. The average wind speed was 3 m/s, with a maximum of 12 m/s and a minimum of 0 m/s.
Are you planning a trip in May?

Climate Change Over the Years

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

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

The average temperature was the lowest in 1991 (+47°F) and the highest in 2013 (+69°F). The driest year was 1990 with only 5 mm of rainfall, and the wettest year was 1983 with 105 mm.

FAQ

Frequently asked questions about the weather in Oulu in May:

Is May a good time to visit Oulu?

May is a really good time to go to Oulu. The weather is nice so plan your packing around outdoor activities and exploring. Check out other good time to visit Oulu.

Can you sunbathe in Oulu in May?

Not really, May is not the best time to sunbathe, unless you visit a local solarium.

Is Oulu rainy in May?

Oulu is usually dry in May. Plan your packing around outdoor activities and exploring.

Is it sunny in Oulu in May?

Usually, it’s not very sunny in Oulu in May, 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, 2022.

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.