Click on a day for an hourly weather forecast
The temperatures in Finland in May are quite cold with temperatures between 7°C and 11°C, warm clothes are a must.
You can expect about 3 to 8 days of rain in Finland during the month of May. It’s a good idea to bring along your umbrella so that you don’t get caught in poor weather.
Please note that Finland can expect a few days of snow in May.
Our weather forecast can give you a great sense of what weather to expect in Finland in May 2025.
If you’re planning to visit Finland in the near future, we highly recommend that you review the 14 day weather forecast for Finland before you arrive.
Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
---|---|---|---|---|---|---|---|
January | -2° / -5° | 4 | 8 | 19 | 60 mm | Awful | Finland in January |
February | -2° / -5° | 4 | 7 | 17 | 51 mm | Awful | Finland in February |
March | 1° / -3° | 7 | 10 | 15 | 46 mm | Awful | Finland in March |
April | 5° / 2° | 6 | 18 | 6 | 42 mm | Awful | Finland in April |
May | 11° / 7° | 5 | 25 | 1 | 60 mm | Ok | Finland in May |
June | 16° / 12° | 6 | 24 | 0 | 83 mm | Good | Finland in June |
July | 20° / 16° | 6 | 25 | 0 | 106 mm | Good | Finland in July |
August | 19° / 15° | 7 | 24 | 0 | 135 mm | Ok | Finland in August |
September | 15° / 12° | 6 | 24 | 0 | 91 mm | Good | Finland in September |
October | 9° / 6° | 8 | 20 | 3 | 90 mm | Awful | Finland in October |
November | 5° / 3° | 7 | 18 | 5 | 76 mm | Awful | Finland in November |
December | 1° / -1° | 7 | 11 | 14 | 72 mm | Awful | Finland in December |