Climate
Climate in Ios
Air temperature, 10 m wind, sunshine hours and rain, month by month. Averages 2016-2025. This is not a trip forecast.
The year
The air is 18 °C or warmer from June to October.
10°
Jan
11°
Feb
12°
Mar
14°
Apr
18°
May
22°
Jun
24°
Jul
24°
Aug
22°
Sep
18°
Oct
15°
Nov
12°
Dec
| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Air (°C) | 10.1 | 10.5 | 11.6 | 14.1 | 17.5 | 21.7 | 23.9 | 23.7 | 21.5 | 18 | 15.1 | 11.7 |
| Sunshine (h) | 242 | 255 | 311 | 341 | 388 | 413 | 420 | 401 | 353 | 312 | 270 | 248 |
| Rain (mm) | 68 | 42 | 41 | 17 | 12 | 4 | 1 | 2 | 7 | 16 | 31 | 65 |
| Wind (kn) | 12.4 | 12.1 | 11.7 | 9.9 | 9 | 9.9 | 12.5 | 11.7 | 11.2 | 10.4 | 10.7 | 11.5 |
| Gusts (kn) | 33.5 | 32.5 | 32.2 | 28.7 | 26.7 | 27.4 | 31.5 | 30.2 | 28.9 | 27.1 | 28.9 | 30.9 |
| Sea (°C) | 17.5 | 17.1 | 16.9 | 17.4 | 19 | 22.5 | 24.3 | 25.3 | 24.6 | 22.7 | 20.9 | 18.7 |
Mean wind at 10 m, in knots. Gusts are the mean of each day's peak.
Sea temperature, averages 2022-2026. This is not the 2015-2024 series.
The seasons
Spring
March – May
14°·347 h·23 mm
10.2 kn·Sea 18°
Summer
June – August
23°·411 h·2 mm
11.4 kn·Sea 24°
Autumn
September – November
18°·312 h·18 mm
10.8 kn·Sea 23°
Winter
December – February
11°·248 h·58 mm
12 kn·Sea 18°
