Weather in Kos in June 2025
Average weather
Average temperature in Kos in June
Going from a maximum of +26°C during the day to a minimum of +19°C during the night, the temperature in June averages around +24°C.
The average maximum temperature goes up 57% by the end of the month, compared with the beginning of the month, from +21°C to +25°C.
Is Kos warm or cold in June?
Kos is typically warm in June.
Maximum temperatures go up compared to the previous month from +21°C to +25°C. The minimum temperature also goes up from +18°C to +22°C.
It’s generally warm, but pack a long-sleeve shirt for evenings.
Take a look at how June is compared to other months in Kos:
Water temperature in Kos in June
Water in Kos in June is Comfortable. It varies from +21°C to +25°C, with an average of +23°C. This is almost similar to the air temperature, which averages +25°C.
In June, water temperatures are average relative to the rest of the year:
Can you swim in Kos in June?
Climate in Kos in June
| May | June | July | ||||
|---|---|---|---|---|---|---|
| Avg. temperature | ||||||
| +21°C | +25°C | +27°C | ||||
| Min. temperature | ||||||
| +12°C | +15°C | +18°C | ||||
| Max. temperature | ||||||
| +37°C | +38°C | +38°C | ||||
| Rainfall | ||||||
| 10 mm | 2 mm | 0 mm | ||||
| Wind | ||||||
| 5 m/s | 6 m/s | 7 m/s | ||||
| Avg. water temperature | ||||||
| +20°C | +23°C | +25°C | ||||
| Humidity | ||||||
| 80% | 79% | 77% | ||||
| Air pressure | ||||||
| 1011 HPa | 1009 HPa | 1006 HPa | ||||
| Sunny days | ||||||
| 17 | 26 | 31 | ||||
| Cloudy days | ||||||
| 9 | 3 | 0 | ||||
| Rainy days | ||||||
| 5 | 1 | 0 | ||||
| Snowy days | ||||||
| 0 | 0 | 0 | ||||
June often has better weather than May. It’s getting warmer as June arrives. The average maximum temperature goes up from +21°C to +25°C during the day. As June arrives, the amount of rainfall goes down. On average, the rainfall volume decreases from 10 mm to 2 mm. It feels drier, as humidity decreases from 80% to 79%. Winds are stronger in comparison to May, going up from 5 m/s to 6 m/s on average. The good news is there are likely to be more sunny days in June, from 17 to 26.
July brings much the same weather, it remains great.
Wind
The average wind speed is 6 m/s getting up to 9 m/s which is a medium breeze. You can feel it, especially getting out of the water.
The average wind speed in Kos is gradually increasing during June, going from 2 m/s to 9 m/s over the course of the month.
Rain
How was the weather last June in Kos?
Climate Change over Years
The climate in Kos in June has not changed much over the last 43 years.
The average temperature was the lowest in 1992 (+19°C) and the highest in 2018 (+24°C). The driest year was 1992 with only 335 mm of rainfall, and the wettest year was 2019 with 1062 mm.
FAQ
Is June a good time to visit Kos?
Can you sunbathe in Kos in June?
Can you swim in Kos in June?
Is Kos rainy in June?
Is it sunny in Kos in June?
Other cities in Greece
Monthly weather in Kos
Source of the data
For this page, we’ve looked at the typical weather in Kos, based on historical hourly weather data from January 1, 1979, to December 31, 2023.
For past dates, we show actual recorded data at the location at that time. Forecasts are based on recorded weather during that day of the year, averaged over the total years for which we have records (unless stated otherwise). The daily temperature is the highest recorded temperature in the shadow during that day.