Kefalonia weather, climate and best time to visit

Best time to visit Kefalonia

The best time to visit the island of on Kefalonia in Greece is from May until October, when you will have a pleasant or warm temperature and limited till mediocre rainfall. The highest average temperature in on Kefalonia is 28°C in August and the lowest is 14°C in January. The water temperature is between 16°C and 28°C.

Kefalonia has the mediterranean climate prevailing. If you want to know what the average temperature is in on Kefalonia or when most precipitation (rain or snow) falls, you can find a quick overview below. This way, you are well prepared. Our average monthly climate data is based on data from the past 30 years.

Average weather Kefalonia by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Temperature (°C) 14 14 15 17 20 24 27 28 25 22 19 16
Water temp. (°C) 17 16 17 18 23 26 28 28 28 25 22 20
Precipitation (mm) 109 70 50 27 20 17 4 3 58 118 98 82
Climate data from city: Argostóli

Travel and stay Kefalonia

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14 day weather forecast Kefalonia

The weather for on Kefalonia will be 27° till 21° degrees in the next 14 days with a few days chance of light rain showers or even quite a bit of rain.

The weather forecast for Kefalonia is based on the weather conditions in the city of Argostóli.

Weather forecast this week

Saturday 18 Sep Water Precip Chance Wind UV
26°
21°
27° 0 mm 0% 2 m/s 3
Sunday 19 Sep Water Precip Chance Wind UV
27°
22°
27° 0 mm 0% 3 m/s 7
Monday 20 Sep Water Precip Chance Wind UV
27°
22°
27° 0 mm 0% 2 m/s 5
Tuesday 21 Sep Water Precip Chance Wind UV
26°
20°
27° 0 mm 0% 2 m/s 2
Wednesday 22 Sep Water Precip Chance Wind UV
23°
19°
27° 0 mm 0% 4 m/s 7
Thursday 23 Sep Water Precip Chance Wind UV
22°
18°
27° 0.1 mm 20% 6 m/s 5
Friday 24 Sep Water Precip Chance Wind UV
22°
17°
27° 0.1 mm 20% 2 m/s 6

Weather forecast next week

Saturday 25 Sep Water Precip Chance Wind UV
24°
17°
27° 0 mm 0% 2 m/s 5
Sunday 26 Sep Water Precip Chance Wind UV
24°
18°
27° 0.1 mm 20% 2 m/s 3
Monday 27 Sep Water Precip Chance Wind UV
26°
17°
27° 0.2 mm 20% 2 m/s 4
Tuesday 28 Sep Water Precip Chance Wind UV
23°
16°
27° 2.0 mm 40% 2 m/s 1
Wednesday 29 Sep Water Precip Chance Wind UV
21°
17°
27° 1.0 mm 25% 2 m/s 1
Thursday 30 Sep Water Precip Chance Wind UV
18°
15°
27° 8.4 mm 90% 1 m/s 1
Friday 1 Oct Water Precip Chance Wind UV
21°
16°
27° 2.1 mm 40% 3 m/s 1

Climate Kefalonia

The island Kefalonia has the mediterranean climate prevailing. The summers are hot and dry, and the temperature is mild in the winter. The average annual temperature for Kefalonia is 20° degrees and there is about 658 mm of rain in a year. It is dry for 215 days a year with an average humidity of 71% and an UV-index of 5.

Climate table of Kefalonia

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Day temp. (°C) 14 14 15 17 20 24 27 28 25 22 19 16
Night temp. (°C) 12 12 14 16 19 23 25 26 24 21 18 14
Water temp. (°C) 17 16 17 18 23 26 28 28 28 25 22 20
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Precipitation (mm) 109 70 50 27 20 17 4 3 58 118 98 82
Days with rain 18 14 12 10 8 5 2 2 11 14 13 17
Dry days 13 14 19 20 23 25 29 29 19 17 17 14
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Sun hours per day 5 8 8 10 12 12 12 12 10 8 6 6
Wind force (Bft) 4 4 3 3 3 3 3 3 3 3 3 4
UV-index 4 4 5 5 6 6 7 7 6 5 5 4
Climate data from city: Argostóli

Kefalonia weather by month

What is the average weather like in a given month for Kefalonia? Let's find out! Click on a month to check all the monthly averages for sunshine, temperature highs and lows, percentage chance of rain per day, snowfall accumulation and number of rainy days.

Weather experiences Kefalonia

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Frequently asked questions

Where is Kefalonia?

Kefalonia is an island belonging to Greece. It lies in a straight line at 7,691 km from New York. Kefalonia is part of the archipelago of the Greek Isles.

The coordinates of Kefalonia are:

  • Latitude: 38.1753675
  • Longitude: 20.5692179

The GPS coordinates are 38° 10' N, 20° 34' E

How long is the flight to Kefalonia?

The flight time from Los Angeles International Airport (LAX) to Kefalonia is approximately 13 h. 50 min.

How many inhabitants are there on Kefalonia?

Kefalonia has approximately 35,590 inhabitants.

How big is Kefalonia?

The area of Kefalonia is around 787 km². It is 310x smaller than United States.

What is the capital of Kefalonia?

The capital of Kefalonia is Argostóli.

What is the currency of Kefalonia?

On Kefalonia the Euro (EUR) is used to pay.

Exchange rates on 18 September 2021

  • 1 Euro = 0.84 US dollar
  • 1 US dollar = 1.19 Euro
  • 10 Euro = 8.42 US dollar
  • 10 US dollar = 11.88 Euro
  • 100 Euro = 84.21 US dollar
  • 100 US dollar = 118.75 Euro

What is the area code of Kefalonia?

The area code to call Kefalonia is +30.