Iisalmi in May
6.2out of 10
Possible, with caveats
Cool: highs only around 14°C. Frequent rain: about 11 rainy days.
14°CAvg high
3°CAvg low
11Rainy days (57 mm)
17:45 hDaylight
04:15Sunrise · 22:00 Sunset
Why this score
- Cool: highs only around 14°C
- Frequent rain: about 11 rainy days
What to wear and pack
- A warm jacket
- Rain jacket or compact umbrella
How reliable is the forecast?
Rain in May varies a lot between years (±3.7 rainy days), so check the forecast closer to your trip. Averages cover 30 years (1991–2020). Individual days can differ a lot.
Year at a glance
Weather by month
| Month | Avg high | Avg low | Rainfall | Rainy days | Humidity | Sunshine | Score |
|---|---|---|---|---|---|---|---|
| January | -6°C | -12°C | 39 mm | 10 | – | – | 3.7 |
| February | -5°C | -12°C | 33 mm | 9 | – | – | 3.9 |
| March | 0°C | -9°C | 34 mm | 9 | – | – | 3.9 |
| April | 7°C | -3°C | 36 mm | 9 | – | – | 5.0 |
| May | 14°C | 3°C | 57 mm | 11 | – | – | 6.2 |
| June | 18°C | 8°C | 79 mm | 13 | – | – | 6.8 |
| July | 21°C | 11°C | 93 mm | 14 | – | – | 7.0 |
| August | 19°C | 9°C | 76 mm | 12 | – | – | 6.9 |
| September | 13°C | 5°C | 63 mm | 11 | – | – | 6.1 |
| October | 5°C | 0°C | 60 mm | 12 | – | – | 4.7 |
| November | 0°C | -4°C | 55 mm | 11 | – | – | 3.6 |
| December | -3°C | -8°C | 51 mm | 12 | – | – | 3.5 |
Frequently asked questions
How hot is Iisalmi in May?
Daytime highs average 14°C and nights about 3°C.
When is the best time to visit Iisalmi?
The best months are July, August, June.