What’s the climate like in the Greek Isles?
The current climate of the Greek Isles features average monthly temperatures ranging from highs of 31°C during the day to lows of 16°C. The average yearly temperature is around 24°C. At night, temperatures in the colder months average around 9°C and in the warmer months around 23°C.
The highest temperature recorded in the Greek Isles in recent years was 40°C in August 2021. The lowest daytime temperature recorded was 4°C in January 2017.
On average, the Greek Isles gets 641 mm of precipitation each year. Of this, about 1,6 cm is snowfall. For comparison, UK gets 701 mm of precipitation each year.
The climate of the Greek Isles is based on weather data from Crete. Other locations might have different weather.
Best time to visit the Greek Isles?
The best time to go for a sun holiday to the Greek Isles is March through December. During this period, you'll have good temperatures and not too much rain, making it a great time to visit the Greek Isles. In the other months of the year, there's too much rain or the temperature isn't ideal for a visit if you want sunny and pleasant weather.
Climate Table of the Greek Isles
The climate table of the Greek Isles shows the average temperatures, precipitation, snow, and UV index per month. The table gives an overview of the average day and night temperatures in degrees Celsius, the total amount of precipitation in millimetres, the total snowfall in centimetres, and the UV index for each month. Precipitation is always measured as water, even if it's snow or hail.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
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| Temp. max (°C) | 16 | 16 | 18 | 21 | 25 | 28 | 30 | 31 | 28 | 25 | 21 | 18 |
| Temp. min (°C) | 9 | 10 | 11 | 13 | 16 | 20 | 23 | 24 | 21 | 18 | 15 | 11 |
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| Precipitation (mm) | 129 | 104 | 77 | 33 | 17 | 11 | 2,2 | 4,3 | 15 | 71 | 62 | 115 |
| Snow (cm) | 1,6 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| UV Index | 5 | 6 | 5 | 7 | 7 | 8 | 8 | 7 | 6 | 4 | 4 | 3 |
Click on the month name to see more weather details, like daily averages, temperatures, and precipitation for the past years in that month.
- Average yearly temperature: 24°C
- Highest temperature: 31°C in August
- Lowest temperature: 16°C in January and February
- Precipitation*: 641 mm per year, averaging 53 mm per month
- Snowfall: 1,6 cm per year
- Driest months: 2,2 mm in July, 4,3 mm in August and 11 mm in June
- Wettest months: 129 mm in January, 115 mm in December and 104 mm in February
*Precipitation is measured as a combination of rain, snow, and hail
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Table of Contents
Average Temperature per Month in the Greek Isles
This graph shows the average maximum temperatures per month in the Greek Isles, Greece. The temperatures are shown in degrees Celsius and the average is calculated based on the recorded temperatures per month from past years.
Average Precipitation per Month in the Greek Isles
This graph shows how much precipitation the Greek Isles, Greece, gets on average per month. Precipitation is always measured as water, even if it's snow or hail. This makes it easy to compare how much has fallen, regardless of the form of precipitation. The amount of precipitation is measured in millimetres and the average is calculated based on the recorded precipitation per month from past years.
Average Snowfall per Month in the Greek Isles
This graph shows how much snow the Greek Isles, Greece, gets on average per month. The amount of snowfall is measured in centimetres and the average is calculated based on the recorded snowfall per month from past years.
Average UV Index per Month in the Greek Isles
This graph shows the average UV index per month in the Greek Isles, Greece. The UV index indicates the intensity of ultraviolet radiation and ranges from 0 to a maximum of 11.
Yearly Temperature in the Greek Isles
This graph shows the average yearly temperature in the Greek Isles, Greece. The yearly temperature, expressed in degrees Celsius, is the average of all twelve monthly temperatures summed up for that year.
Total Yearly Precipitation in the Greek Isles
This chart shows the total yearly precipitation in the Greek Isles, Greece, over the past few years. The total yearly precipitation, measured in millimetres, is the sum of all the rain that fell in the twelve months of that year.
Total Yearly Snowfall in the Greek Isles
This chart shows the total yearly snowfall in the Greek Isles, Greece, over the past few years. The total yearly snowfall, measured in centimetres, is the sum of all the snow that fell in the twelve months of that year.
Weather experiences in the Greek Isles
The weather in the Greek Isles is rated an average of 0 out of 5 stars by 4 visitors. Have you been to the Greek Isles? Share your weather experience to help other visitors.
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Average Weather in the Greek Isles by Month
Click on a month below to see detailed weather info for the Greek Isles. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.
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