Ilmajoki Airport (SJY) 15 Day Weather Forecast, Seinajoki Finland
Current weather conditions and 15 day weather forecast for Ilmajoki Airport in Seinajoki, Finland including weather daily high/low temperature, warnings, chance of precipitation, pressure, humidity/wind chill, rain, wind speed, cloud, pressure, and UV index.
Current weather conditions at SJY
| 15 May 2026 Fri 9.1 ° C ( 48.4°F )  Sunny |
Feels Like : 7.4 ° C / 45.4°F Humidity : % 76 Pressure : 1004 mb Wind Speed : 10.8 kmph / 6.7 miles from SE 
Visibility : 10 km Precipitation (rainfall) : 0 mm Cloud (%) : 25 |
15-day weather forecast for Ilmajoki Airport, Seinajoki, Finland
| Date | Weather forecast | Low temperature | High temperature | Average Temperature | Humidity | Wind | Chance of rain |
|---|---|---|---|---|---|---|---|
| 14 May 2026 Thu |  Patchy rain nearby |
6.1 ° C | 10.9 ° C | 9.5 ° C | % 81 | 19.1 km/h | 91% |
| 15 May 2026 Fri | Patchy rain nearby |
5.6 ° C | 16.9 ° C | 10.8 ° C | % 69 | 17.3 km/h | 85% |
| 16 May 2026 Sat | Patchy rain nearby |
6.6 ° C | 18.9 ° C | 12.7 ° C | % 67 | 9.7 km/h | 84% |
| 17 May 2026 Sun | Patchy rain nearby |
6.2 ° C | 15.7 ° C | 11.1 ° C | % 71 | 18.4 km/h | 82% |
| 18 May 2026 Mon |  Partly Cloudy |
4.9 ° C | 17.7 ° C | 11.6 ° C | % 64 | 10.8 km/h | 0% |
| 19 May 2026 Tue | Patchy rain nearby |
5.7 ° C | 19.5 ° C | 10 ° C | % 72 | 13.7 km/h | 55% |
| 20 May 2026 Wed |  Mist |
10.3 ° C | 19.2 ° C | 14.3 ° C | % 77 | 8.6 km/h | 0% |
| 21 May 2026 Thu | Patchy rain nearby |
11.6 ° C | 19.1 ° C | 14.1 ° C | % 74 | 11.5 km/h | 68% |
| 22 May 2026 Fri | Sunny |
9.5 ° C | 22.4 ° C | 16.2 ° C | % 56 | 12.6 km/h | 0% |
| 23 May 2026 Sat | Sunny |
11.6 ° C | 23.1 ° C | 17.4 ° C | % 54 | 15.1 km/h | 0% |
| 24 May 2026 Sun | Sunny |
11.6 ° C | 20.7 ° C | 16.7 ° C | % 55 | 20.5 km/h | 0% |
| 25 May 2026 Mon | Sunny |
8.4 ° C | 18 ° C | 13 ° C | % 49 | 14.4 km/h | 0% |
| 26 May 2026 Tue | Sunny |
8.9 ° C | 23.2 ° C | 16.3 ° C | % 48 | 14.8 km/h | 0% |
| 27 May 2026 Wed | Partly Cloudy |
9.7 ° C | 20.2 ° C | 15 ° C | % 59 | 10.1 km/h | 0% |
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