Best time to visit Syros

Find the best time to visit Syros and plan your perfect trip in 2024/2025. Get holiday inspiration, weather guides, travel advice and find great deals.

Syros 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

When is the best time to visit Syros?

The best time to visit Syros (Ermoupolis) is May, June, July, August and September based on the following average weather conditions.

Maximum daytime temperature = 72 - 86°F [remove]
Daily hours of sunshine = 10 hours or more [remove]

Change the criteria to reflect your weather preferences.

0.5
Jan
1
Feb
1.5
Mar
3
Apr
5
May
5
Jun
5
Jul
5
Aug
5
Sep
4
Oct
1.5
Nov
0.5
Dec

Change criteria

Max Day Temperature (°F)

55
Jan
55
Feb
59
Mar
64
Apr
72
May
79
Jun
82
Jul
81
Aug
77
Sep
70
Oct
64
Nov
59
Dec

Hours of Sunshine (daily)

4
Jan
5
Feb
7
Mar
8
Apr
10
May
13
Jun
14
Jul
13
Aug
10
Sep
7
Oct
5
Nov
4
Dec

Best time to visit

Destination

Daytime temperature

Sunshine hours

Sea temperature

Monthly rainfall

Days with some rain

Heat & humidity

The weather guide for Syros, represented by Ermoupolis, (Ermoupolis) shows long term weather averages processed from data supplied by CRU (University of East Anglia) & today's weather forecast provided by meteoblue. Find out more about our data sources.

Metric (°C) | Imperial (°F)

Which is the hottest month in Syros?

The hottest time of year in Ermoupolis, Syros is normally July. Expect maximum daytime temperatures to reach 82°F with moderate heat and humidity.

Which month has the most rain in Syros?

In terms of rainfall, December is usually the wettest month in Ermoupolis, Syros with 3.6 inches on average. There are normally 11 days in December with some rain.

When is it sunniest in Syros?

The sunniest time of year in Ermoupolis, Syros is normally July with bright sunshine on average for 93% of daylight hours; that's 14 hours of sunshine per day.