If you’re seeking a sunny getaway, the ideal months to visit Joensuu are July, June and August. During this time, the average temperature soars to 14.42 °C. Additionally, the sun shines brightest in May, June, and July, which are the top three sunniest months of the year, offering an impressive average of 144.13 hours of sunshine daily.
On the other hand, if you prefer cooler weather, consider planning your trip to Joensuu during the months of January, February and December. During these months, the average temperature is -7.91 °C.
For travelers who are less concerned about temperature but want to stay dry, it's wise to steer clear of visiting during January, February and March. During these months, the average precipitation in Joensuu reaches 2.13 mm. In contrast, the months of January, February and March, are much drier, averaging 0 mm of rainfall.