Average annual temperature is 11.5 °C
Absolute maximum temperature: 40.4 °C
Absolute minimum temperature: -13.9 °C
Number of sunny days: 170 days
Number of rainy days: 178 days
Number of snow days: 17 days
Look at detailed online map of Göynük İlçesi
* Weather data for Göynük İlçesi 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) | 13.3 | 15.7 | 18.2 | 19.1 | 26.7 | 27.7 | 35.5 | 40.4 | 30.5 | 25.7 | 22.8 | 15.1 |
| Average daytime temperature (°C) | 8.0 | 5.5 | 10.3 | 13.4 | 17.6 | 22.3 | 27.7 | 32.2 | 25.4 | 20.6 | 13.1 | 10.2 |
| Average temperature (°C) | 2.8 | 0.7 | 5.6 | 8.3 | 12.3 | 17.0 | 20.9 | 23.9 | 18.0 | 14.0 | 8.7 | 5.3 |
| Average night temperature (°C) | -0.7 | -4.1 | 1.3 | 3.9 | 7.6 | 11.8 | 14.0 | 16.9 | 12.1 | 8.6 | 4.8 | 1.7 |
| Absolute minimum temperature (°C) | -3.9 | -13.9 | -7.0 | -0.9 | 0.5 | 9.0 | 10.2 | 13.0 | 7.1 | 4.9 | -5.0 | -3.7 |
| 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) | 6.4 | 6.1 | 6.1 | 8.1 | 9.2 | 12.1 | 12.9 | 12.2 | 10.9 | 9.0 | 5.6 | 6.4 |
| Precipitation (mm) | 26 | 45 | 110 | 125 | 115 | 86 | 36 | 3 | 25 | 12 | 176 | 68 |
| Sunny days | 21 | 14 | 8 | 3 | 4 | 8 | 21 | 24 | 19 | 20 | 9 | 19 |
| Rainy days | 7 | 5 | 19 | 27 | 27 | 22 | 10 | 7 | 11 | 11 | 20 | 12 |
| Snow days | 3 | 9 | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 |
The best time to visit Göynük İlçesi during the most sunny months:
The largest precipitation sum in Göynük İlçesi is at