14-day forecast — Kos Updated every hour
Wed · Today
Showers
+21°
+18°
8.4 mm
⌄
Wind 9 m/s NW
Gusts 11 m/s
UV index 4 – Moderate
Chance of rain 76%
Sunrise 06:37
Sunset 17:10
Thu · Tomorrow
Clear
+20°
+16°
11%
⌄
Wind 10 m/s N
Gusts 13 m/s
UV index 3 – Moderate
Chance of rain 11%
Sunrise 06:38
Sunset 17:09
Friday 6/11
Clear
+17°
+13°
5%
⌄
Wind 10 m/s N
Gusts 13 m/s
UV index 3 – Moderate
Chance of rain 5%
Sunrise 06:39
Sunset 17:08
Saturday 7/11
Clear
+19°
+13°
3%
⌄
Wind 9 m/s N
Gusts 14 m/s
UV index 3 – Moderate
Chance of rain 3%
Sunrise 06:40
Sunset 17:07
Sunday 8/11
Clear
+18°
+13°
2%
⌄
Wind 9 m/s N
Gusts 13 m/s
UV index 5 – Moderate
Chance of rain 2%
Sunrise 06:41
Sunset 17:07
Monday 9/11
Clear
+17°
+13°
4%
⌄
Wind 5 m/s N
Gusts 9 m/s
UV index 5 – Moderate
Chance of rain 4%
Sunrise 06:43
Sunset 17:06
Tuesday 10/11
Cloudy
+18°
+15°
12%
⌄
Wind 2 m/s SW
Gusts 5 m/s
UV index 5 – Moderate
Chance of rain 12%
Sunrise 06:44
Sunset 17:05
Wednesday 11/11
Showers
+19°
+16°
2.8 mm
⌄
Wind 5 m/s S
Gusts 8 m/s
UV index 4 – Moderate
Chance of rain 68%
Sunrise 06:45
Sunset 17:04
Thursday 12/11
Showers
+21°
+18°
5.1 mm
⌄
Wind 6 m/s S
Gusts 9 m/s
UV index 5 – Moderate
Chance of rain 78%
Sunrise 06:46
Sunset 17:03
Friday 13/11
Showers
+21°
+19°
1.4 mm
⌄
Wind 7 m/s S
Gusts 11 m/s
UV index 5 – Moderate
Chance of rain 69%
Sunrise 06:47
Sunset 17:02
Saturday 14/11
Cloudy
+21°
+20°
20%
⌄
Wind 7 m/s SE
Gusts 10 m/s
UV index 6 – High
Chance of rain 20%
Sunrise 06:48
Sunset 17:02
Sunday 15/11
Clear
+21°
+18°
14%
⌄
Wind 5 m/s SE
Gusts 10 m/s
UV index 6 – High
Chance of rain 14%
Sunrise 06:49
Sunset 17:01
Monday 16/11
Partly cloudy
+19°
+17°
14%
⌄
Wind 3 m/s SE
Gusts 10 m/s
UV index 5 – Moderate
Chance of rain 14%
Sunrise 06:50
Sunset 17:00
Tuesday 17/11
Cloudy
+19°
+17°
14%
⌄
Wind 3 m/s N
Gusts 7 m/s
UV index 5 – Moderate
Chance of rain 14%
Sunrise 06:51
Sunset 17:00
About Kos
Grekisk ö nära turkiska kusten — Hippokrates födelseort.
Country Greece
Region Dodekaneserna
Continent Europe
Time zone Europe/Athens (+02:00)
Latitude 36.8938°
Longitude 27.2877°
Air quality Fair (EAQI 26)
Climate in Kos in September
Normals 8 years · best time to visit · Open-Meteo
Best time to visit Kos : March–October . With perfect weather, September is a recommended month to visit.
Photo: Wikimedia
August
September
October
Average temperature
▼ 27°C
25°C
▼ 22°C
Highest temperature
▼ 31°C
28°C
▼ 24°C
Lowest temperature
▼ 25°C
23°C
▼ 19°C
Precipitation
▲ 2 mm
9 mm
▲ 30 mm
Days with precipitation
▲ 0 d
2 d
▲ 3 d
Humidity
▼ 66%
64%
▲ 65%
Sunshine hours per day
▼ 12,9 h
11,9 h
▼ 10,1 h
Cloud cover
▼ 5%
4%
▲ 10%
UV index (midday)
▼ 10
8
▼ 6
Day length
13:32
12:25
11:14
Our rating
Perfect
Perfect
Perfect
Temperature day by day in September mean + moving average
22° 24° 26° 28° 1 6 11 16 21 26
Precipitation day by day in September mm
0 1.7 3.3 1 6 11 16 21 26
UV index day by day in September midday value, clear-sky
0 5.5 11 1 6 11 16 21 26
Climate normals calculated from Open-Meteo (ERA5 archive 8 years, sea temperature Marine API). UV estimated from solar elevation.
Other destinations in Europe
🗺️ Map — Kos and around
Forecast day by day
📅 Forecast
🌧️ Radar now
▶
Markers show the daily high for Kos and the places around it — all from our warm cache, the map makes no calls of its own. Radar mode fetches frames from RainViewer.
Data source
Global weather models — international forecasts
The weather for Kos is based on global weather models (ECMWF, GFS) and national meteorological institutes around the world. Forecasts update every hour; current measurements every 15 minutes. For destinations with a larger time difference from Sweden, local time is shown above.