Average annual temperature is 19.3 °C
Absolute maximum temperature: 44.2 °C
Absolute minimum temperature: -2.4 °C
Number of sunny days: 233 days
Number of rainy days: 132 days
Look at detailed online map of Gölcük
* Weather data for Gölcük 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) | 20.1 | 22.8 | 23.7 | 24.8 | 33.2 | 36.5 | 44.2 | 41.4 | 38.1 | 31.8 | 29.9 | 21.0 |
| Average daytime temperature (°C) | 15.4 | 14.0 | 18.5 | 20.7 | 25.8 | 31.2 | 39.0 | 38.1 | 34.7 | 28.8 | 20.8 | 16.7 |
| Average temperature (°C) | 10.0 | 7.8 | 12.9 | 14.9 | 19.9 | 24.9 | 31.5 | 30.2 | 27.5 | 22.1 | 16.0 | 12.5 |
| Average night temperature (°C) | 5.9 | 2.7 | 8.0 | 9.8 | 14.7 | 19.3 | 24.1 | 24.2 | 21.9 | 16.9 | 12.0 | 8.9 |
| Absolute minimum temperature (°C) | 1.2 | -2.4 | 1.5 | 6.5 | 10.7 | 15.4 | 18.4 | 21.3 | 18.2 | 13.3 | 3.1 | 4.8 |
| 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 | 14.0 | 14.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.9 | 10.8 | 12.0 | 13.2 | 14.2 | 14.7 | 14.5 | 13.6 | 12.4 | 11.2 | 10.2 | 9.6 |
| 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) | 7.6 | 8.6 | 9.4 | 10.7 | 11.1 | 12.4 | 13.5 | 12.5 | 11.4 | 9.8 | 7.3 | 7.1 |
| Precipitation (mm) | 114 | 10 | 90 | 113 | 98 | 65 | 0 | 1 | 19 | 2 | 212 | 67 |
| Sunny days | 21 | 22 | 17 | 14 | 8 | 17 | 30 | 28 | 19 | 28 | 10 | 19 |
| Rainy days | 10 | 6 | 14 | 16 | 23 | 13 | 1 | 3 | 11 | 3 | 20 | 12 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Gölcük during the most sunny months:
The largest precipitation sum in Gölcük is at