Average annual temperature is 12.2 °C
Absolute maximum temperature: 39.8 °C
Absolute minimum temperature: -6.5 °C
Number of sunny days: 175 days
Number of rainy days: 173 days
Number of snow days: 17 days
Look at detailed online map of Kastamonu
* Weather data for Kastamonu 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) | 14.1 | 17.8 | 17.2 | 21.3 | 24.9 | 29.1 | 36.7 | 39.8 | 31.8 | 25.8 | 23.3 | 16.0 |
| Average daytime temperature (°C) | 8.8 | 6.8 | 12.2 | 15.0 | 18.7 | 23.8 | 30.1 | 33.9 | 26.9 | 21.0 | 14.7 | 10.1 |
| Average temperature (°C) | 2.4 | 2.0 | 6.6 | 9.3 | 13.1 | 17.8 | 22.3 | 25.1 | 18.7 | 13.6 | 9.4 | 4.8 |
| Average night temperature (°C) | -1.9 | -2.1 | 1.5 | 4.1 | 7.6 | 11.9 | 14.3 | 17.0 | 11.6 | 7.5 | 4.6 | 0.8 |
| Absolute minimum temperature (°C) | -4.4 | -6.5 | -4.5 | 0.7 | 0.5 | 7.7 | 10.0 | 14.3 | 6.9 | 3.5 | -4.5 | -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) | 9.6 | 10.6 | 11.9 | 13.3 | 14.5 | 15.1 | 14.8 | 13.8 | 12.5 | 11.1 | 9.9 | 9.2 |
| 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) | 7.2 | 6.2 | 6.8 | 8.3 | 9.7 | 12.3 | 13.4 | 12.5 | 11.0 | 8.8 | 6.1 | 6.0 |
| Precipitation (mm) | 10 | 24 | 102 | 90 | 98 | 92 | 18 | 1 | 24 | 20 | 74 | 51 |
| Sunny days | 22 | 9 | 5 | 3 | 8 | 12 | 19 | 28 | 21 | 21 | 11 | 16 |
| Rainy days | 7 | 6 | 24 | 27 | 23 | 18 | 12 | 3 | 9 | 10 | 19 | 15 |
| Snow days | 2 | 13 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Kastamonu during the most sunny months:
The largest precipitation sum in Kastamonu is at