Galissas weather live forecast

Tomorrow's maximum temperature in Galissas is expected to be 20°C.

Thursday
24th Apr

20

16

6
Friday
25th Apr

20

16

9
Saturday
26th Apr

20

16

10
Sunday
27th Apr

20

16

10
Monday
28th Apr

19

15

10

5-day weather forecast updated at 04:02 on Thursday 24th April 2025 GMT

More about Galissas

Galissas by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Recommended for Syros

TUI: up to 7% off holidays booked online

Sale

Book online with TUI & save up to 7% on holidays
FREE child places available for select holidays
Pay £0 deposits with direct debit & spread the cost

Go to TUI deal >>

View all TUI offers

TUI deal finder

Destination

The 5-day weather forecast for Syros, represented by Galissas, (Galissas) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

Galissas weather forecast by day

Below are the detailed weather forecasts for Galissas for the next 5 days.

Galissas weather for Thursday 24th April 2025

Expect isolated thunderstorms in Galissas, Syros with a maximum temperature of 20°C, maximum UV of 5 (Moderate) and 6 hours of bright sunshine. There are 0-2 mm of rainfall expected with 13% chance of some rain and a gentle breeze of 18 kph from the north-west.

20
°C maximum temperature
16
°C minimum temperature
isolated thunderstorms
6
hours of sunshine
5
UV index (Moderate)
13
% chance of some rain
<2
mm of rainfall expected
0
no heat & humidity
18
kph wind from NW

Galissas weather for Friday 25th April 2025

Expect isolated thunderstorms in Galissas, Syros with a maximum temperature of 20°C, maximum UV of 5 (Moderate) and 9 hours of bright sunshine. There are 0-2 mm of rainfall expected with 31% chance of some rain and a light breeze of 7 kph from the west.

20
°C maximum temperature
16
°C minimum temperature
isolated thunderstorms
9
hours of sunshine
5
UV index (Moderate)
31
% chance of some rain
<2
mm of rainfall expected
20
°C wind chill
7
kph wind from W

Galissas weather for Saturday 26th April 2025

Expect scattered clouds in Galissas, Syros with a maximum temperature of 20°C, maximum UV of 7 (High) and 10 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 12 kph from the south.

20
°C maximum temperature
16
°C minimum temperature
scattered clouds
10
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
20
°C wind chill
12
kph wind from S

Galissas weather for Sunday 27th April 2025

Expect scattered clouds in Galissas, Syros with a maximum temperature of 20°C, maximum UV of 7 (High) and 10 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 19 kph from the north.

20
°C maximum temperature
16
°C minimum temperature
scattered clouds
10
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
0
no heat & humidity
19
kph wind from N

Galissas weather for Monday 28th April 2025

Expect scattered clouds in Galissas, Syros with a maximum temperature of 19°C, maximum UV of 6 (High) and 10 hours of bright sunshine. There are 0 mm of rainfall expected and a strong breeze of 40 kph from the north.