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Kefalonia weather in July 2025
Expect 30°C daytime maximum temperatures in the shade with on average 13 hours of sunshine per day in Kefalonia in July. Check more long-term weather averages for Kefalonia in July before you book your next holiday to Kefalonia in 2025/2026.
- 3030°C max day temperature
- 13 hours of sunshine per day
- 22 days with some rainfall
- 1919°C min night temperature
- 1515 hours of daylight per day
- HHigh heat & humidity
- 99 mm of monthly rainfall
- 99 (Very High) UV index
- 2424°C sea temperature
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Recommended for Kefalonia
The July weather guide for Kefalonia (Argostoli) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.
Top Kefalonia destinations
Below are average maximum temperatures at popular countries, regions and places in Kefalonia in July. Select a holiday destination to see more weather parameters.
All Kefalonia destinations
- Aghia Efimia
- Argostoli
- Assos
- Bazukata
- Chalikeri
- Fiskardo
- Karavados
- Katelios
- Lakithra
- Lassi
- Lixouri
- Lourdas
- Minies
- Myrtos Bay
- Poros
- Sami
- Skala
- Spartia
- Svoronata
- Trapezaki
Metric (°C / mm) | Imperial (°F / inches)
More about Greece
How hot is it in Kefalonia in July?
Daytime temperatures usually reach 30°C in Argostoli, Kefalonia in July with high heat and humidity, falling to 19°C at night.
How sunny is it in Kefalonia in July?
There are normally 13 hours of bright sunshine each day in Argostoli, Kefalonia in July - that's 88% of daylight hours.
How warm is the sea around Kefalonia in July?
The average sea temperature around Argostoli, Kefalonia in July is 24°C.
Does it ever rain in Kefalonia in July?
There are usually 2 days with some rain in Argostoli, Kefalonia in July and the average monthly rainfall is 9mm.
Kefalonia July sunrise & sunset times
Browse the sunrise and sunset times for Kefalonia in July 2025. Select a month to view Kefalonia sunrise and sunset times for the next 12 months. The Kefalonia sunrise and sunset times shown below are for Argostoli.
JanFebMarAprMayJunJulAugSepOctNovDec
Date | Sunrise times | Sunset times |
---|---|---|
Tuesday, 1st July 2025 | 05:19 | 20:05 |
Wednesday, 16th July 2025 | 05:28 | 20:00 |
Thursday, 31st July 2025 | 05:40 | 19:49 |
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