Planning a trip to Turku in May? You are in luck! The weather is generally good, with an average maximum temperature of +57°F and approximately 12 sunny days. Just be prepared for some rain, as there are usually around 12 rainy days and 36 mm of precipitation. Expect good weather and pack accordingly to enjoy the outdoors. Search flightsin one click on Avionero.
Good to know:
May is usually the driest month of the year in Turku
Average weather
☀️
+57°F
Avg. max. temperature
+23°F
Min.
+82°F
Max.
36 mm
Total precipitation
67%
Avg. humidity
3 m/s
Avg. wind
12 ☀️
Sunny Days
7 ⛅️
Cloudy
12 🌦
Rainy
Our opinion: Turku has good weather in May.
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Average temperature in Turku in May
Here are the expected maximum, average and minimum temperatures in Turku for May based on the historical data.
Last Year
Historical Data
Going from a maximum of +73°F during the day to a minimum of +27°F during the night, the temperature in May averages around +59°F.
The average maximum temperature goes up 23% by the end of the month, compared with the beginning of the month, from +50°F to +61°F.
Is Turku warm or cold in May?
Turku is typically mild in May.
Maximum temperatures go up compared to the previous month from +46°F to +57°F. The minimum temperature also goes up from +32°F to +41°F.
Pack a light jacket as it will be warm in the day and cool in the evenings.
Take a look at how May is compared to other months in Turku:
Water temperature in Turku in May
Water in Turku in May is Cold. It varies from +30°F to +49°F, with an average of +40°F.The air temperature averaging +57°F is higher than the water temperature.
In May, water temperatures are average relative to the rest of the year:
The warmest water temperatures in Turku are reached in August, when the average sea temperature rises to +58°F. The coldest water temperatures are in February, with an average of +32°F.
Can you swim in Turku in May?
We would not recommend swimming in Turku in May, the water is very cold (+40°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 Turku in May
Turku weather looks like this, on average, in May and the surrounding months.
April
May
June
Avg. temperature
+46°F
+57°F
+66°F
Min. temperature
+12°F
+23°F
+32°F
Max. temperature
+72°F
+82°F
+88°F
Rainfall
24 mm
36 mm
48 mm
Wind
3 m/s
3 m/s
3 m/s
Avg. water temperature
+33°F
+40°F
+49°F
Humidity
72%
67%
69%
Air pressure
1012 HPa
1013 HPa
1011 HPa
Sunny days
9
12
10
Cloudy days
8
7
6
Rainy days
9
12
13
Snowy days
4
0
0
May weather is still as good as in April.It’s getting warmer as May arrives. The average maximum temperature goes up from +46°F to +57°F during the day.Prepare for more rain. Average rainfall goes from 24 mm to 36 mm.It feels drier, as humidity decreases from 72% to 67%.The average wind speed doesn’t change much during May, staying around 3 m/s.The good news is there are likely to be more sunny days in May, from 9 to 12.
June brings much the same weather, it remains good.
Wind speed in Turku in May based on historical data.
Last Year
Historical Data
The average wind speed is 3 m/s getting up to 5 m/s which is a light breeze; barely moving the tree leaves.
The average wind speed in Turku is gradually increasing during May, going from 3 m/s to 4 m/s over the course of the month.
Rain
Amount of rainfall in mm during May in Turku based on historical data.
Last Year
Historical Data
Typically, there is a 19% chance of rain on an average day in May, with total rainfall of approximately 26 mm. The maximum amount of rainfall per day is around 8 mm, which is considered light rain.On average, there are about 6 rainy days during May, so prepare to bring an umbrella.
Here’s how May is compared with other months in the amount of precipitation, total mm:
Turku wettest month is August, where a typical day has a 55% chance of precipitation and 75 mm of rainfall per day. February, on the other hand, is the driest month with a mere 7% chance of precipitation and 8 mm of rainfall per day.
How was the weather last May in Turku?
This is the weather in Turku in May 2023:
1 May
☀️
+50°F
2 May
🌧️
+42°F
3 May
☀️
+50°F
4 May
☀️
+43°F
5 May
☀️
+42°F
6 May
☀️
+47°F
7 May
☀️
+49°F
8 May
☀️
+54°F
9 May
☀️
+57°F
10 May
☀️
+62°F
11 May
☀️
+65°F
12 May
☀️
+65°F
13 May
☀️
+67°F
14 May
☀️
+67°F
15 May
☀️
+71°F
16 May
🌧️
+58°F
17 May
☁️
+51°F
18 May
☀️
+52°F
19 May
☀️
+61°F
20 May
☀️
+62°F
21 May
☀️
+69°F
22 May
☀️
+73°F
23 May
☀️
+69°F
24 May
☀️
+73°F
25 May
☀️
+63°F
26 May
☀️
+56°F
27 May
☀️
+57°F
28 May
☀️
+58°F
29 May
☀️
+55°F
30 May
☀️
+59°F
31 May
☀️
+61°F
In May 2023 Turku had 28 sunny days, 1 cloudy days, and 2 rainy days. The average maximum temperature was +59°F, with an absolute maximum of +73°F and a minimum of +41°F. The average humidity was 64%, with a maximum of 100% and a minimum of 30%. The average wind speed was 3 m/s, with a maximum of 8 m/s and a minimum of 0 m/s.
Are you planning a trip in May?
Climate Change Over the Years
This is how Turku climate has changed over the last 43 years.
The climate in Turku in May has not changed that much over the last 43 years.
The average temperature was the lowest in 1987 (+43°F) and the highest in 2020 (+52°F). The driest year was 2003 with only 300 mm of rainfall, and the wettest year was 2020 with 615 mm.
FAQ
Frequently asked questions about the weather in Turku in May:
Is May a good time to visit Turku?
May is a really good time to go to Turku. The weather is nice so plan your packing around outdoor activities and exploring. Check out other good time to visit Turku.
Can you sunbathe in Turku in May?
May has mild temperatures in Turku. 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 Turku in May?
Swimming in Turku in May is challenging and not recommended for inexperienced swimmers or without proper equipment and preparation.
Is Turku rainy in May?
Turku is usually dry in May. Plan your packing around outdoor activities and exploring.
Is it sunny in Turku in May?
The amount of sunny days in Turku during May varies; prepare for a mix of clouds and sun.
Other cities in Finland
Check out the weather for other cities in Finland.
For this page, we’ve looked at the typical weather in Turku, 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.
