Sinop climate — normals and trends
Sinop (Republic of Türkiye) has a hot-summer mediterranean climate (Csa) under the Köppen-Geiger classification. Its mean annual temperature is 14.3 °C and it receives 648 mm of precipitation per year.
These figures are normals computed over 86 complete calendar years, from 1940 to 2025, using ERA5 reanalysis data from the Copernicus programme.
The warmest month is August (23.8 °C on average) and the coldest is February (6.2 °C). Rainfall peaks in December.
Sinop averages 4 frost days, 0 hot days (≥ 30 °C) and 111 rainy days per year.
Sinop has warmed by +1.4 °C between 1940 and 2025, or +0.16 °C per decade. This trend is statistically significant.
The number of frost days there went from about 7 to 1 per year over the period.
The hottest day of the period reached 33.4 °C (on 6 July 2000) and the coldest -5.6 °C (on 12 January 1950).
Data from ERA5 reanalysis (Copernicus Climate Change Service), redistributed under a CC-BY 4.0 licence. Normals are recomputed whenever the archive is updated.
Climate normals · ERA5
SinopSinop
- coords
- 42.03°, 35.16°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
14.3°C
Average daily high
16.0°C
Average daily low
12.7°C
Annual rainfall
648mm
Sunshine / day
9.6h
Mean relative humidity
79%
Average peak wind
22.6km/h
Seasonal range
17.6°C
Frost days (< 0 °C)
4 d/yr
Hot days (≥ 30 °C)
0 d/yr
Rainy days (≥ 1 mm)
111 d/yr
Annual snowfall
22.0 cm
Average feels-like high
15.0 °C
Average feels-like low
10.7 °C
Average peak gust
32.7 km/h
Tropical nights (≥ 20 °C)
71 d/yr
Solar radiation
14.6 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.4 °C
since 1940
+0.2 °C per decade · r² = 0.30 · p = < 0.001
Trend fitted by linear regression (ordinary least squares) on annual means. A trend is shown only when it is statistically significant (p < 0.05).
A climograph overlays rainfall (bars) and temperature (line): the standard reading in climatology, where you can see at a glance whether the warm season is also the dry one.
Records for the period
Hottest day
33.4 °C
6 July 2000
Coldest day
-5.6 °C
12 January 1950
Wettest day
52 mm
6 October 2019
Windiest day
69.9 km/h
26 November 1964
Strongest gust
106.9 km/h
26 November 1964
Hottest feels-like
37.2 °C
6 July 2000
Coldest feels-like
-12.8 °C
21 February 1985
Snowiest day
15.5 cm
4 February 1997
Sunniest day
14.9 h
20 June 2025
Normals computed over complete calendar years 1940–2025.
A specific year
Pick a year and see how it compares to normal — warmer, drier or more extreme than usual?
Across the whole year
Month by month
| High | vs. normal | Precipitation | vs. normal | |
|---|---|---|---|---|
| Jan | 11.5 °C | +3.2 °C | 59 mm | -25 mm |
| Feb | 6.2 °C | -2.0 °C | 144 mm | +77 mm |
| Mar | 12.1 °C | +3.0 °C | 26 mm | -37 mm |
| Apr | 10.9 °C | -1.5 °C | 52 mm | +5 mm |
| May | 16.6 °C | -0.1 °C | 33 mm | +3 mm |
| Jun | 22.8 °C | +1.0 °C | 4 mm | -18 mm |
| Jul | 26.4 °C | +1.5 °C | 5 mm | -12 mm |
| Aug | 26.7 °C | +1.4 °C | 5 mm | -20 mm |
| Sep | 22.4 °C | +0.3 °C | 48 mm | +4 mm |
| Oct | 18.7 °C | +0.6 °C | 103 mm | +31 mm |
| Nov | 17.7 °C | +3.2 °C | 20 mm | -60 mm |
| Dec | 12.1 °C | +1.4 °C | 162 mm | +64 mm |
The year's extremes
What was the weather like that day?
Your birthday, a wedding, a memorable trip: discover the actual weather for any date since 1940.
Frequently asked questions
What is the climate of Sinop?
Sinop has a hot-summer mediterranean climate (Köppen Csa). Over 1940-2025, the average annual temperature is 14.3 °C and it receives 648 mm of precipitation per year.
What is the hottest day ever recorded in Sinop?
The hottest day measured in Sinop between 1940 and 2025 was 6 July 2000, reaching 33.4 °C.
What is the coldest day in Sinop?
The coldest day measured in Sinop between 1940 and 2025 was 12 January 1950, at -5.6 °C.
Does it snow in Sinop?
Yes. Sinop gets on average 22.0 cm of snow per year and has around 4 frost days.
Has the climate of Sinop warmed?
Yes: Sinop warmed by +1.4 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Sinop?
The wettest day measured in Sinop between 1940 and 2025 was 6 October 2019, with 52 mm of rain in 24 hours.
What was the windiest day in Sinop?
The windiest day measured in Sinop between 1940 and 2025 was 26 November 1964, with winds reaching 69.9 km/h.
What is the warmest month in Sinop?
The warmest month in Sinop is August (23.8 °C on average); the coldest is February (6.2 °C).
How much does it rain in Sinop?
Sinop receives on average 648 mm of precipitation per year, spread over about 111 rainy days.
Is it sunny in Sinop?
Sinop gets on average 9.6 hours of sunshine per day, roughly 3,504 hours per year over 1940-2025.
What is the biggest single-day snowfall in Sinop?
The heaviest 24-hour snowfall measured in Sinop between 1940 and 2025 was 4 February 1997, with 15.5 cm.
Are there tropical nights in Sinop?
Yes: Sinop has on average 71 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Sinop?
In Sinop, between 1940 and 2025, the highest apparent temperature reached 37.2 °C on 6 July 2000, and the lowest was -12.8 °C on 21 February 1985.
Compare Sinop with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Sinop