Average annual temperature is 14.8 °C
Absolute maximum temperature: 38.6 °C
Absolute minimum temperature: -3.9 °C
Number of sunny days: 179 days
Number of rainy days: 182 days
Number of snow days: 4 days
Look at detailed online map of Gölyaka
* Weather data for Gölyaka Turkey is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 18.2 | 19.4 | 18.9 | 22.0 | 28.1 | 28.6 | 38.6 | 35.9 | 31.3 | 26.3 | 27.9 | 19.3 |
| Average daytime temperature (°C) | 10.8 | 8.8 | 12.6 | 15.4 | 19.0 | 23.9 | 29.7 | 31.2 | 26.4 | 21.7 | 16.6 | 12.8 |
| Average temperature (°C) | 6.9 | 5.0 | 8.6 | 11.4 | 14.8 | 19.7 | 24.3 | 25.4 | 21.3 | 17.3 | 12.6 | 9.2 |
| Average night temperature (°C) | 3.3 | 1.4 | 5.3 | 7.7 | 11.3 | 15.9 | 19.1 | 20.8 | 17.2 | 13.7 | 9.1 | 5.9 |
| Absolute minimum temperature (°C) | -1.5 | -3.9 | -2.6 | 3.9 | 7.8 | 12.7 | 15.6 | 18.3 | 14.0 | 10.0 | 0.4 | 0.7 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 15.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.7 | 10.7 | 11.9 | 13.3 | 14.4 | 15.0 | 14.7 | 13.7 | 12.5 | 11.1 | 10.0 | 9.3 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 6.6 | 7.0 | 6.0 | 8.9 | 9.7 | 11.9 | 13.1 | 11.7 | 11.0 | 8.5 | 6.0 | 6.2 |
| Precipitation (mm) | 45 | 88 | 173 | 125 | 107 | 102 | 59 | 9 | 39 | 59 | 221 | 72 |
| Sunny days | 17 | 12 | 9 | 8 | 7 | 14 | 24 | 23 | 18 | 20 | 8 | 19 |
| Rainy days | 12 | 14 | 22 | 22 | 24 | 16 | 7 | 8 | 12 | 11 | 22 | 12 |
| Snow days | 2 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Gölyaka during the most sunny months:
The largest precipitation sum in Gölyaka is at