Kefalonia weather live forecast

Today's maximum temperature in Kefalonia is expected to be 90°F. Select a day from the live weather forecast for Kefalonia (Argostoli), Greece for more weather parameters.

5-day weather forecast updated at 04:01 on Friday 15th August 2025 GMT

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The 5-day weather forecast for Kefalonia (Argostoli) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

Top Kefalonia destinations

Below are temperatures expected today at popular countries, regions and places in Kefalonia. Select a destination to see the detailed weather forecast for today, tomorrow and the outlook for the next five days.

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Kefalonia weather forecast by day

Below are the detailed weather forecasts for Kefalonia for the next 5 days. The forecasts shown are for Argostoli and may not represent the whole of Kefalonia. Browse more destinations in Kefalonia to view more weather forecasts.

Kefalonia weather for Friday 15th August 2025

Expect scattered clouds in Kefalonia with a maximum temperature of 90°F, moderate levels of heat & humidity, maximum UV of 8 (Very High) and 13 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 11 mph from the north.

  • 90°F maximum temperature90
    °F maximum temperature
  • 77°F minimum temperature77
    °F minimum temperature
  • Scattered clouds
    scattered clouds
  • 13 hours of bright sunshine13
    hours of sunshine
  • UV (maximum) index 8 (Very High)8
    UV index (Very High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • Moderate heat & humidityM
    moderate heat & humidity
  • Gentle breeze of 11 mph from the North11
    mph wind from N

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Kefalonia weather for Saturday 16th August 2025

Expect clear skies in Kefalonia with a maximum temperature of 91°F, moderate levels of heat & humidity, maximum UV of 8 (Very High) and 12 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 12 mph from the north-east.

  • 91°F maximum temperature91
    °F maximum temperature
  • 77°F minimum temperature77
    °F minimum temperature
  • Clear skies
    clear skies
  • 12 hours of bright sunshine12
    hours of sunshine
  • UV (maximum) index 8 (Very High)8
    UV index (Very High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • Moderate heat & humidityM
    moderate heat & humidity
  • Moderate breeze of 12 mph from the North-East12
    mph wind from NE

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Kefalonia weather for Sunday 17th August 2025

Expect scattered clouds in Kefalonia with a maximum temperature of 86°F, moderate levels of heat & humidity, maximum UV of 7 (High) and 12 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 9 mph from the north-west.

  • 86°F maximum temperature86
    °F maximum temperature
  • 75°F minimum temperature75
    °F minimum temperature
  • Scattered clouds
    scattered clouds
  • 12 hours of bright sunshine12
    hours of sunshine
  • UV (maximum) index 7 (High)7
    UV index (High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • Moderate heat & humidityM
    moderate heat & humidity
  • Gentle breeze of 9 mph from the North-West9
    mph wind from NW

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Kefalonia weather for Monday 18th August 2025

Expect scattered clouds in Kefalonia with a maximum temperature of 88°F, moderate levels of heat & humidity, maximum UV of 7 (High) and 11 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 9 mph from the north-west.

  • 88°F maximum temperature88
    °F maximum temperature
  • 75°F minimum temperature75
    °F minimum temperature
  • Scattered clouds
    scattered clouds
  • 11 hours of bright sunshine11
    hours of sunshine
  • UV (maximum) index 7 (High)7
    UV index (High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • Moderate heat & humidityM
    moderate heat & humidity
  • Gentle breeze of 9 mph from the North-West9
    mph wind from NW

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Kefalonia weather for Tuesday 19th August 2025

Expect scattered clouds in Kefalonia with a maximum temperature of 88°F, moderate levels of heat & humidity, maximum UV of 7 (High) and 11 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 12 mph from the north-west.

  • 88°F maximum temperature88
    °F maximum temperature
  • 75°F minimum temperature75
    °F minimum temperature
  • Scattered clouds
    scattered clouds
  • 11 hours of bright sunshine11
    hours of sunshine
  • UV (maximum) index 7 (High)7
    UV index (High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • Moderate heat & humidityM
    moderate heat & humidity
  • Gentle breeze of 12 mph from the North-West12
    mph wind from NW

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TUI: up to 8% off holidays booked online

  • Book online with TUI & save up to 8% on holidays
  • FREE child places available for select holidays
  • Pay £0 deposits with direct debit & spread the cost
Go to TUI deal >>

View all TUI offers

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Metric (°C)  |  Imperial (°F)

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