Sinop weather in April 2026

Q: How warm is it in Sinop in April?

Daytime temperatures usually reach 16°C in Sinop in April, falling to 7°C at night.

Q: How sunny is it in Sinop in April?

There are normally 8 hours of bright sunshine each day in Sinop in April - that's 58% of daylight hours.

Q: Is the sea cold around Sinop in April?

The average sea temperature around Sinop in April is 10°C.

Q: Does it rain in Sinop in April?

There are usually 11 days with some rain in Sinop in April and the average monthly rainfall is 50mm.

Expect daytime maximum temperatures of 15°C in Sinop, Turkey in April based on long-term weather averages. There are 7 hours of sunshine per day on average with 12 days with some rainfall and typically 41 mm of rainfall in the month.

15
15°C max day temperature
7
7 hours of sunshine per day
12
12 days with some rainfall
8
8°C min night temperature
13
13 hours of daylight per day
0
No heat & humidity
41
41 mm of monthly rainfall
5
5 (Moderate) UV index
9
9°C sea temperature

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The April weather guide for Turkey (Sinop) 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)