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Argostoli weather in August 2025
Expect daytime maximum temperatures of 30°C in Argostoli, Kefalonia in August and high heat and humidity based on long-term weather averages. There are 12 hours of sunshine per day on average.
- 30°C max day temperature
30 - 12 hours of sunshine per day
- 2 days with some rainfall
2 - 19°C min night temperature
19 - 14 hours of daylight per day
14 - High heat & humidity
H - 14 mm of monthly rainfall
14 - 9 (Very High) UV index
9 - 26°C sea temperature
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Recommended for Kefalonia
The August 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.
Metric (°C / mm) | Imperial (°F / inches)
More about Greece
How hot is it in Argostoli in August?
Daytime temperatures usually reach 30°C in Argostoli in August with high heat and humidity, falling to 19°C at night.
How sunny is it in Argostoli in August?
There are normally 12 hours of bright sunshine each day in Argostoli in August - that's 85% of daylight hours.
How warm is the sea around Argostoli in August?
The average sea temperature around Argostoli in August is 26°C.
Does it ever rain in Argostoli in August?
There are usually 2 days with some rain in Argostoli in August and the average monthly rainfall is 14mm.
Argostoli August sunrise & sunset times
Browse the sunrise and sunset times for Argostoli in August 2025. Select a month to view Argostoli sunrise and sunset times for the next 12 months.
JanFebMarAprMayJunJulAugSepOctNovDec
| Date | Sunrise times | Sunset times |
|---|---|---|
| Friday, 1st August 2025 | 05:41 | 19:48 |
| Saturday, 16th August 2025 | 05:54 | 19:30 |
| Sunday, 31st August 2025 | 06:07 | 19:09 |
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