Gialos
Ionioi Nisoi · Greece
Rating right now
A april–october beach on the Myrtoan Sea near Ionioi Nisoi, Gialos is exposed to W swell — SW–NW on the forecast is when it lights up, ideally with a NE–SE wind.
10-day forecast
Local time · updates hourly
Wave height & period
Wind
| Time | Rating | Waves | Swell | Wind | Air |
|---|---|---|---|---|---|
Water temperature by month
This month: ~25°C (77°F) on average
Jan
16.1°C
61°F · 14.9–18.1°C
Feb
15.6°C
60.1°F · 14.3–16.7°C
Mar
15.5°C
59.9°F · 14.3–16.8°C
Apr
16.6°C
61.9°F · 15–19.6°C
May
19.2°C
66.6°F · 16.7–22.5°C
Jun
23.3°C
73.9°F · 20.5–26.4°C
Jul
24.9°C
76.8°F · 22–27.5°C
Aug
26.3°C
79.3°F · 24.3–28°C
Sep
25°C
77°F · 22.2–28.3°C
Oct
22.9°C
73.2°F · 20.9–25°C
Nov
20.3°C
68.5°F · 18–22.4°C
Dec
17.8°C
64°F · 15.6–19.9°C
25-year monthly averages from the NOAA OISST satellite record — typical range min–max, not a live reading.
Know before you go
Best swell
SW–NW
Best wind
NE–SE
Break type
Beach break
Best season
April–October
Safety: Friendly by surf standards, but rip currents and drop-in etiquette still apply. Shifting sandbars create moving rip currents — learn to spot them and use them to get out back.
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