Syros weather

Get the latest coronavirus (COVID-19) updates for Greece with current travel advice, statistics and online resources.

  • Top deals & discounts
  • Syros climate averages by month
  • More destinations
  • Best time to go to Syros
  • Syros 5-day weather forecast
  • Syros weather today - current conditions (last 24-hours)

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

The weather guide for Syros 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.

Recommended for Syros

  • Save on holidays in 2020/2021 with top deals from TUI
  • Book summer holidays & winter sun breaks
  • FREE amends & overseas medical assistance with COVID cover

TUITUI deal finder

Which is the hottest month in Syros?

The hottest time of year in Ermoupolis, Syros is normally July. Expect maximum daytime temperatures to reach 28°C 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 91mm 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.

When is the sea warmest in Syros?

The sea is usually at its warmest in Ermoupolis, Syros in August when the water temperature reaches 24°C.

Metric (°C / mm)  |  Imperial (°F / inches)

Back to top

Discover more about Greece

Compare Syros weather with the USA

Below the Syros weather chart shows average maximum daytime temperature for Syros, Greece (Ermoupolis) and the USA (Washington).

Maximum daytime temperature (°C)

Syros, Greece (Ermoupolis)
USA (Washington)
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Metric (°C / mm)  |  Imperial (°F / inches)

Compare more Syros weather >>

  • Save on summer & winter holidays in 2020/2021
  • Book holidays to the Greece, Cyprus, Turkey & more
  • Low deposits & free child places available

TUITUI deal finder

Back to top

More Syros destinations

More destinations & map >>

Related posts

Popular travel offers

Top ^

*affiliate links: find out how we are funded and why this helps us remain free to use.