Joensuu Weather in May
Joensuu in May averages 14°C (57°F) during the day and 5°C (41°F) at night. Some rainfall is typical for this time of year.
Rainfall in Joensuu in May
Based on our climate data of the past 30 years, about 12 days of rain are anticipated, with 54 mm (2.1 in) on average. The rainfall pattern this month is fairly balanced. Showers tend to be moderate rather than extreme.
Temperature in Joensuu in May
May in Joensuu brings moderate temperatures, with highs of 14°C (57°F) and nights around 5°C (41°F). Even when the weather is stable, mornings and evenings can still feel distinctly cool. Nights fall to 5°C (41°F), which is cold enough to feel it indoors too. A good thick duvet makes all the difference for a comfortable night's sleep.
Sunshine in Joensuu in May
The city usually sees around 251 hours of sunlight, indicating many sunny days despite the cool temperatures, making it a good month for sightseeing.Our weather planner can help you find worldwide destinations with pleasant weather during this period. July and August typically offer the best weather for Joensuu.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Finland, check out our Joensuu's climate page.
Joensuu Temperature in May
Daily Historical Temperatures
49-year average (1976-2025)
Based on our historical records, temperatures in Joensuu typically rise from around 10°C (50°F) at the start of May to approximately 16°C (61°F) by the end. Nights are cold, with lows typically ranging from 0°C (32°F) to 8°C (46°F).
Average temperatures in May
Historical weather for Joensuu in May
Browse day-by-day weather records for Joensuu spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Joensuu historical weather extremes in May
According to our 27 years of weather records for Joensuu, the following extremes were recorded between 1999 and 2026.
- Joensuu recorded its highest May temperature of 29°C (84°F) on May 20, 2026.
- The coldest night in May in Joensuu was on May 2, 2000, with a minimum of -7°C (19°F).
Best Places in Finland in May
Find out more about the weather in Finland and which places have the best travel conditions in this month. See all of Finland in May →
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What to Wear in Joensuu in May
Pack for changing conditions in Joensuu in May. Bring a mix of short and long sleeves, a warm layer like a hoodie or light jacket, and comfortable pants. The key is being able to add or remove layers as the days goes by. Rain gear is recommended, you can expect wet weather on multiple days. And with plenty of sunshine hours, don’t forget sunglasses, sunscreen, and maybe a sun hat.What To Do in Joensuu in May
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Finland, check out our Joensuu's climate page.
See the full Joensuu climate overview or explore weather in Finland.