During September, Kastamonu experiences high daytime temperatures of 24°C (75°F) and cooler nights around 10°C (50°F). As part of the summer season, some rainfall is to be expected.
If you're a fan of comfortable temperatures and drier conditions, September is a great time to visit.
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Pick a month to see the average temperature, rainfall and sunshine in Kastamonu - and find the best time to visit.
Find out more about the weather in Turkey and which places have the best travel conditions in this month. See all of Turkey in September →
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
For Kastamonu in September, you'll want flexible clothing. It's wise to pack cotton shirts, comfortable shorts, and a pair of jeans for cooler evenings. A light sweater or jacket is useful for air-conditioned spaces (like buses) or unexpected cool moments. Rain is likely on several days, so bring a good rain jacket.
We rated the following activities from 1 (least suitable) to 10 (best) to do.
See the full Kastamonu climate overview or explore weather in Turkey.
Where to go in September - average daytime high across popular destinations.
Antalya
31°C (88°F) Side
30°C (86°F) Fethiye30°C (86°F) Oludeniz30°C (86°F) Alanya28°C (82°F) Alacati
26°C (79°F) Istanbul25°C (77°F) Trabzon
23°C (73°F) Need travel inspiration? Check out our bucket list articles and be inspired.
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