Galissas weather in March 2025

Q: How warm is it in Galissas in March?

Daytime temperatures usually reach 15°C in Galissas in March, falling to 9°C at night.

Q: How sunny is it in Galissas in March?

There are normally 7 hours of bright sunshine each day in Galissas in March - that's 54% of daylight hours.

Q: How warm is the sea around Galissas in March?

The average sea temperature around Galissas in March is 15°C.

Q: Does it rain in Galissas in March?

There are usually 8 days with some rain in Galissas in March and the average monthly rainfall is 56mm.

Expect 59°F daytime maximum temperatures in the shade with on average 7 hours of sunshine per day in Galissas in March. Check more long-term weather averages for Galissas in March before you book your next holiday to Syros in 2025/2026.

59
59°F max day temperature
7
7 hours of sunshine per day
8
8 days with some rainfall
48
48°F min night temperature
12
12 hours of daylight per day
0
No heat & humidity
2.2
2.2 inches of monthly rainfall
5
5 (Moderate) UV index
59
59°F sea temperature

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The March weather guide for Syros, represented by Galissas, (Galissas) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Metric (°C) | Imperial (°F)