Chios Weather and Climate: A Comprehensive Guide
The climate in Chios is marked by big temperature swings throughout the year.
Temperatures range from very warm during the warmest months
to mild in the cooler months.
It maintains moderate precipitation patterns.
Let's now guide you through the climate details for a complete overview.
Average maximum day and minimum night temperature
In Chios, temperatures differ significantly between summer and winter months. Typically, average maximum daytime temperatures range from a very warm 30°C in August to a moderate 14°C in the coolest month, January.
Nights are cooler, with lows often dropping to around 10°C during the colder months. Check out our detailed temperature page for more information.Temperature ranges by month
Precipitation and rainy days
On average, Chios receives a reasonable amount of rainfall, with an annual precipitation of 603 mm. The climate in Chios shows significant variation throughout the year. Expect high rainfall in December, with an average of 120 mm of precipitation over 12 rainy days. In contrast, July offers drier and sunnier days, with around 0.6 mm of rainfall over 6 rainy days. For more details, please visit our Chios Precipitation page.The mean monthly precipitation over the year, including rain, hail and snow
The average number of days each month with precipitation
Average water temperature
The mean water temperature over the year ranges from 15°C in January to 24°C in July.
Water temperature over the year
Average humidity
The relative humidity is high throughout the year in Chios.
The city experiences its highest humidity in November, reaching 75%. In July, the humidity drops to its lowest level at 56%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
broken clouds and chance of rain almost clear and no rain almost clear and no rainForecast for Chios
5 m/s
6 m/s
7 m/s
Select a Month of Interest
Check the conditions for any month of the year.
The best time of year to visit Chios in Greece
During the months of May and October you are most likely to experience good weather with pleasant average temperatures that fall between 20°C and 26°C.Other facts from our historical weather data:
The hottest season / summer takes place in June, July, August and September.
Yes, the months of May, June, July, August and September are very dry.
August has an average maximum temperature of 30°C and is the warmest month of the year.
The coldest month is January with an average maximum temperature of 14°C.
December tops the wettest month list with 120 mm of rainfall.
August is the driest month with 1 mm of precipitation.
No idea where to travel to this year? We have a tool that recommends destinations based on your ideal conditions. Find out where to go with our weather planner.
