Syros Island Airport (JSY) 15 Day Weather Forecast, Syros Island Greece
Current weather conditions and 15 day weather forecast for Syros Island Airport in Syros Island, Greece 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 JSY
| 05 December 2025 Fri 14.2 ° C ( 57.6°F )  Moderate or heavy rain with thunder |
Feels Like : 11 ° C / 51.8°F Humidity : % 94 Pressure : 1002 mb Wind Speed : 55.8 kmph / 34.7 miles from SE 
Visibility : 6 km Precipitation (rainfall) : 0.66 mm Cloud (%) : 75 |
15-day weather forecast for Syros Island Airport, Syros Island, Greece
| Date | Weather forecast | Low temperature | High temperature | Average Temperature | Humidity | Wind | Chance of rain |
|---|---|---|---|---|---|---|---|
| 05 December 2025 Fri |  Heavy rain |
15.8 ° C | 17.7 ° C | 17 ° C | % 77 | 59.4 km/h | 96% |
| 06 December 2025 Sat |  Moderate rain |
14.2 ° C | 16.4 ° C | 15.5 ° C | % 73 | 29.2 km/h | 88% |
| 07 December 2025 Sun | Moderate rain |
14.6 ° C | 15.7 ° C | 15.1 ° C | % 76 | 33.8 km/h | 88% |
| 08 December 2025 Mon |  Sunny |
14.6 ° C | 15.1 ° C | 14.9 ° C | % 68 | 45.7 km/h | 0% |
| 09 December 2025 Tue |  Partly Cloudy |
14.1 ° C | 14.9 ° C | 14.5 ° C | % 67 | 47.2 km/h | 0% |
| 10 December 2025 Wed | Sunny |
14.7 ° C | 15 ° C | 14.8 ° C | % 69 | 46.4 km/h | 0% |
| 11 December 2025 Thu | Sunny |
14.6 ° C | 14.7 ° C | 14.7 ° C | % 71 | 48.2 km/h | 0% |
| 12 December 2025 Fri | Sunny |
14.9 ° C | 15.5 ° C | 15.2 ° C | % 71 | 39.2 km/h | 0% |
| 13 December 2025 Sat | Sunny |
15.3 ° C | 16.1 ° C | 15.7 ° C | % 76 | 32.8 km/h | 0% |
| 14 December 2025 Sun | Sunny |
14.6 ° C | 15.4 ° C | 15.1 ° C | % 73 | 30.6 km/h | 0% |
| 15 December 2025 Mon | Partly Cloudy |
14.8 ° C | 16.7 ° C | 15.8 ° C | % 73 | 24.8 km/h | 0% |
| 16 December 2025 Tue |  Patchy rain nearby |
15.5 ° C | 16.3 ° C | 15.9 ° C | % 79 | 30.2 km/h | 81% |
| 17 December 2025 Wed | Moderate rain |
14.1 ° C | 15.1 ° C | 15 ° C | % 81 | 33.1 km/h | 89% |
| 18 December 2025 Thu | Patchy rain nearby |
14.7 ° C | 15.2 ° C | 14.9 ° C | % 76 | 19.4 km/h | 84% |
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