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Average Monthly Sunshine in Kálymnos

The graphs on this page shows the average number of hours per month and per day that Kálymnos receives direct sunlight. The numbers are calculated over a 30-year period to provide a reliable average.

Monthly hours of sunshine


Sunshine in Kálymnos varies greatly throughout the year. The sunniest month, July, reaches an impressive 330 hours, while December, the darkest month, offers only 135 hours. The total annual amount of sun is 2775 hours.

Daily hours of sunshine


For those who appreciate different seasons, Kálymnos serves as an ideal destination. Expect longer, more sun-filled days in July with an average of 11.0 hours of sunshine daily, and embrace the darker days in December, offering only 4.5 hours of daily sunlight.

Kálymnos’s total hours of sunshine compared to other major cities

Kálymnos enjoys an average of 2775 hours of sunshine annually. Let’s compare this with some popular tourist destinations:

In Barcelona, Spain, there are 2530 hours of sunshine annually and is a city that can be visited year-round.

In contrast, London, UK, receives only about 1659 hours of sunshine per year, known for its frequently overcast and rainy skies.

In Chicago, USA, the annual sunshine averages 2520 hours, contributing to its humid continental climate.

Perth, Australia, enjoys 3180 hours of sunshine annually, the highest among major Australian cities.

Other climate information

December, Kálymnos’s wettest month, receives 0.1 mm of rainfall and has a maximum daytime temperature of 17°C. During the driest month July you can expect a temperature of 27°C.

For more detailed insights into the city’s temperatures, check out our Temperature page. To explore more about precipitation patterns, visit our Kálymnos Precipitation page.


Forecast: is it sunny in Kálymnos?

Mon   Jan 06
16°C | 12°C
NW 6 m/s
clear and no rain

clear and no rain

Tue   Jan 07
18°C | 14°C
S 7 m/s
1.9 mm
broken clouds and  chance of rain

broken clouds and chance of rain

Wed   Jan 08
18°C | 14°C
S 6 m/s
1.7 mm
broken clouds and rain

broken clouds and rain

Interested in more climate information?

This site provides you with all the information you need about the climate in Kálymnos.

Our site offers climate and forecast data for every country in the world. Are you going to Greece? On this website you can find historical weather averages for many cities in Greece. Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.