June weather forecastKos, Greece

June
Weather in June
June in Kos opens the door to idyllic summer days, filled with sunlight and minimal rains. The month further dries out from May, reaching the year’s record low at just 5mm (0.2") of rainfall. The leap from May to June emboldens the summer narrative, offering a welcoming prelude to the holiday season. The warm breeze that wafts in from the sea enhances the cozy ambience of the island. As daylight hours reach their zenith, the sun-soaked beaches offer impeccable vistas to behold.Temperature
Observing a minor shift, the average high-temperature in Kos during June adjusts from May's pleasant 21.6°C (70.9°F) to a warm 25.2°C (77.4°F). Kos's June nights exhibit a subtle drop in temperature, averaging at a pleasant 22.1°C (71.8°F), closely aligned with the daytime highs.Humidity
The average relative humidity in June is 69%.Rainfall
In Kos, Greece, during June, the rain falls for 3.3 days and regularly aggregates up to 5mm (0.2") of precipitation. Throughout the year, there are 87.4 rainfall days, and 351mm (13.82") of precipitation is accumulated.Sea temperature
In June, the average sea temperature is 22.6°C (72.7°F).Note: Cold sensitivities vary, but with the right amount of sunshine, a gentle breeze, and a warm day, a swim in 22.6°C (72.7°F) waters might be just right. Remember, Olympic swimmers are used to waters between 25°C (77°F) and 28°C (82.4°F).
Daylight
June has the longest days of the year, with an average of 14h and 36min of daylight.On the first day of the month, sunrise is at 05:52 and sunset at 20:24. On the last day of June, sunrise is at 05:54 and sunset at 20:34 EEST.
Sunshine
June has the most sunshine of the year, with an average of 12.2h of sunshine.UV index
The average daily maximum UV index in June in Kos is 6. A UV Index value of 6 to 7 symbolizes a high threat to health from exposure to the Sun's UV rays for ordinary individuals.Note: A maximum high UV index of 6 in June translates into the following recommendations:
Stick with precautions and abide by sun safety procedures. Evading sunburn is essential. Attempt to stay under shade and limit exposure to the Sun between 10 a.m. and 4 p.m., when UV radiation is at its peak. Remember, devices such as parasols or canopies might not provide complete sun protection. Enhance your sun protection with tightly woven, yet airy clothing. Caution! The Sun's UV intensity grows with reflections off sand and water.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in June
Kos, Greece
- Average high temperature in June: 25.2°C
The warmest month (with the highest average high temperature) is August (28.5°C).
The month with the lowest average high temperature is January (13.8°C).
- Average low temperature in June: 22.1°C
The month with the highest average low temperature is August (25°C).
The coldest month (with the lowest average low temperature) is January (11.1°C).
Average pressure in June
Kos, Greece
- Average pressure in June: 1010.2mbar
The month with the highest atmospheric pressure is December (1017.6mbar).
The month with the lowest atmospheric pressure is July (1007.6mbar).
Average wind speed in June
Kos, Greece
- Average wind speed in June: 15.9km/h
The windiest month (with the highest average wind speed) is January (23.7km/h).
The calmest month (with the lowest average wind speed) is May (14.4km/h).
Average humidity in June
Kos, Greece
- Average humidity in June: 69%
The months with the highest relative humidity are February, April and May (70%).
The months with the lowest relative humidity are July and October (65%).
Average rainfall in June
Kos, Greece
- Average rainfall in June: 5mm
The wettest month (with the highest rainfall) is January (81mm).
The driest months (with the least rainfall) are July and August (1mm).
Average rainfall days in June
Kos, Greece
- Average rainfall days in June: 3.3 days
The month with the highest number of rainy days is January (13.5 days).
The month with the least rainy days is August (0.4 days).
Average sea temperature in June
Kos, Greece
- Average sea temperature in June: 22.6°C
The best month for swimming (with the highest average sea temperature) is August (25.3°C).
The coldest month (with the lowest average sea temperature) is March (16.9°C).
Average daylight in June /
Average sunshine in June
Kos, Greece
- Average daylight in June: 14h and 36min
The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 42min).
- Average sunshine in June: 12h and 12min
The month with the most sunshine is June (Average sunshine: 12h and 12min).
The month with the least sunshine is December (Average sunshine: 6h and 36min).
Average sunshine days in June
Kos, Greece
- Average sunshine days in June: 24.4 days
The months with the most sunshine days are July and August (29.8 days).
The month with the least sunshine days is February (14.1 days).
Average UV index in June
Kos, Greece
- Average UV index in June: 6
The months with the highest UV index are July and August (UV index 7).
The months with the lowest UV index are January, February and December (UV index 4).
Average cloud cover in June
Kos, Greece
- Average cloud cover in June: 8
The month with the most cloud cover is January (Cloud cover 37).
The months with the least cloud cover are July and August (Cloud cover 3).
Average visibility in June
Kos, Greece
- Average visibility in June: 10km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).





