Kayseri weather in September 2026

Q: How hot is it in Kayseri in September?

Daytime temperatures usually reach 24°C in Kayseri in September, falling to 16°C at night.

Q: How sunny is it in Kayseri in September?

There are normally 9 hours of bright sunshine each day in Kayseri in September - that's 71% of daylight hours.

Q: How warm is the sea around Kayseri in September?

The average sea temperature around Kayseri in September is 22°C.

Q: Does it rain in Kayseri in September?

There are usually 7 days with some rain in Kayseri in September and the average monthly rainfall is 43mm.

Expect daytime maximum temperatures of 26°C in Kayseri, Turkey in September based on long-term weather averages. There are 10 hours of sunshine per day on average.

26
26°C max day temperature
10
10 hours of sunshine per day
5
5 days with some rainfall
7
7°C min night temperature
12
12 hours of daylight per day
L
Low heat & humidity
15
15 mm of monthly rainfall
7
7 (High) UV index

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The September weather guide for Turkey (Kayseri) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Metric (°C / mm) | Imperial (°F / inches)