Bars — Kastamonu
Climate — Kastamonu: monthly averages
| Month | Day (max) | Night (min) | Monthly precipitation |
|---|---|---|---|
| January | 13°C | -21°C | 60 mm |
| February | 18°C | -21°C | 49 mm |
| March | 21°C | -18°C | 54 mm |
| April | 24°C | -8°C | 45 mm |
| May | 32°C | -2°C | 63 mm |
| June | 35°C | 1°C | 66 mm |
| July | 37°C | 6°C | 31 mm |
| August | 38°C | 7°C | 27 mm |
| September | 38°C | 1°C | 57 mm |
| October | 30°C | -6°C | 62 mm |
| November | 24°C | -12°C | 54 mm |
| December | 19°C | -21°C | 75 mm |
Long-term model averages for an area of about 50 km — not a forecast; mountains are often cooler. Source: NASA POWER Project (CC BY 4.0) (2001–2025)