14 to 26°C
temperature
3388 hours
sunshine per day
227 mm
rain
275 days
dry
90 days
rain
0 days
snow

Climate of Syros

The island Syros has a mediterranean climate. The summers are hot and dry, and the temperature is mild in the winter. The average annual temperature for Syros is 20° degrees and there is about 229 mm of rain in a year. It is dry for 249 days a year with an average humidity of 74% and an UV-index of 5.

Climate averages for the whole year

  • Day: the average daily temperature during the day is between 14°C and 26°C
  • Night:the average nighttime temperature is between 12°C and 25°C
  • Rain: it rains 90 days and there is a total of approximately 227 mm rainfall
  • Sun hours: throughout the year there are 3388 sun hours
Maximum temperature: between 14°C and 26°C
Warmest month: 26°C in July
Coldest month: 14°C in January
Night temperature: between 12°C and 25°C
Dry days: 275 days
Days with rain: 90 days
Days with snow: 0 days
Total rain sum: 227 mm
Hours of sunshine: 3388 hours

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Temperature graph

This graph shows the average maximum temperature (red) and minimum temperature (blue) for Syros.

Precipitation graph

This graph shows the average amount of rainfall per month for Syros.

Climate table of Syros

In this climate table you can see at a glance what the average weather per month is for Syros. The data has been collected over a 30-year period, from which an average per month has been derived. From year to year the differences may be larger or smaller, but with this climate table you have a good idea of what the weather for Syros might be like in a given month.

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Day temp. (°C) 14 14 15 17 20 23 26 26 24 21 18 16
Night temp. (°C) 12 13 14 16 19 23 25 25 23 20 17 14
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Precipitation (mm) 49 37 23 10 14 9 1 1 8 19 23 33
Days with rain 14 13 10 7 7 4 1 1 4 7 9 13
Dry days 17 15 21 23 24 26 30 30 26 24 21 18
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Sun hours per day 6 6 8 11 12 12 12 12 11 7 7 6
Wind force (Bft) 5 5 4 4 3 4 4 4 4 4 4 5
UV-index 4 4 5 5 6 6 7 6 6 5 5 3

Best time to visit Syros

The best time to visit Syros, Greece is May through November. In this period you have a pleasant temperature and almost no precipitation. On the island of Syros, the warmest month is July with 26°C and the coldest is January with 14°C.

Climate of Syros by month

What is the average climate in a given month for Syros? Click on a month to see all monthly averages for sunshine, maximum and minimum temperatures, percent chance of rain per day, snowfall and number of rainy days.

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