Syros weather live forecast

Today's maximum temperature in Syros is expected to be 61°F. Select a day from the live weather forecast for Syros (Ermoupolis), Greece for more weather parameters.

Saturday
20th Dec
61

57

0

1
Sunday
21st Dec
61

57

4

2
Monday
22nd Dec
61

57

2

2
Tuesday
23rd Dec
63

57

7

1
Wednesday
24th Dec
64

59

2

2

5-day weather forecast updated at 04:02 on Friday 19th December 2025 GMT

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Destination

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

Syros weather forecast by day

Below are the detailed weather forecasts for Syros for the next 5 days. The forecasts shown are for Ermoupolis and may not represent the whole of Syros. Browse more destinations in Syros to view more weather forecasts.

Syros weather for Saturday 20th December 2025

Expect broken clouds in Syros with a maximum temperature of 61°F, maximum UV of 1 (Low) and no hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 9 mph from the north.

61
°F maximum temperature
57
°F minimum temperature
broken clouds
0
hours of sunshine
1
UV index (Low)
0
mm of rainfall expected
0
no heat & humidity
9
mph wind from N

Syros weather for Sunday 21st December 2025

Expect sunshine and showers in Syros with a maximum temperature of 61°F, maximum UV of 2 (Low) and 4 hours of bright sunshine. There are 5-10 mm of rainfall expected with 42% chance of some rain and a gentle breeze of 9 mph from the north-east.

61
°F maximum temperature
57
°F minimum temperature
sunshine and showers
4
hours of sunshine
2
UV index (Low)
42
% chance of some rain
<10
mm of rainfall expected
0
no heat & humidity
9
mph wind from NE

Syros weather for Monday 22nd December 2025

Expect mostly cloudy with light rain in Syros with a maximum temperature of 61°F, maximum UV of 2 (Low) and 2 hours of bright sunshine. There are 2-5 mm of rainfall expected with 37% chance of some rain and a gentle breeze of 10 mph from the north.

61
°F maximum temperature
57
°F minimum temperature
mostly cloudy with light rain
2
hours of sunshine
2
UV index (Low)
37
% chance of some rain
<5
mm of rainfall expected
0
no heat & humidity
10
mph wind from N

Syros weather for Tuesday 23rd December 2025

Expect isolated thunderstorms in Syros with a maximum temperature of 63°F, maximum UV of 1 (Low) and 7 hours of bright sunshine. There are 2-5 mm of rainfall expected with 50% chance of some rain and a moderate breeze of 12 mph from the north.

63
°F maximum temperature
57
°F minimum temperature
isolated thunderstorms
7
hours of sunshine
1
UV index (Low)
50
% chance of some rain
<5
mm of rainfall expected
0
no heat & humidity
12
mph wind from N

Syros weather for Wednesday 24th December 2025

Expect isolated thunderstorms in Syros with a maximum temperature of 64°F, maximum UV of 2 (Low) and 2 hours of bright sunshine. There are 5-10 mm of rainfall expected with 64% chance of some rain and a moderate breeze of 17 mph from the south.