Sinop in Winter
In winter (December, January and February), Sinop sees average daytime highs around 9°C and overnight lows near 6°C, with 231 mm of precipitation over about 39 wet days across the season. It is the coldest season of the year and the wettest season of the year.
Over the season highs ease from about 12°C in early December to 9°C by late February. The sky is clear or mostly clear about 20% of the time across winter, and the air most often feels dry.
Winter is Sinop's weakest season of the year to visit on our travel score. For the whole year in context, see Sinop's year-round climate.
- Avg daytime high
- 9°C
- coldest season of the year
- Avg overnight low
- 6°C
- Precipitation
- 231 mm
- 39 wet days
- Avg wind
- 16 km/h
- Travel score
- 1.7
- weakest season of the year
- Months
- Dec · Jan · Feb
Temperature in Sinop in Winter
Over the season highs ease from about 12°C in early December to 9°C by late February.
A typical winter day in Sinop reaches about 9°C and drops to 6°C overnight. The warmest of the three months is December, the coolest February.
Sinop weather by month
How the three winter months (December, January and February) compare with the rest of the year — the season's months are highlighted.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Snow days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|---|
| Jan | 9° / 5° | 76 | 13.3 | 2.4 | 9.3 | 1.5 |
| Feb | 8° / 5° | 61 | 11.2 | 2.3 | 10.3 | 1.4 |
| Mar | 10° / 6° | 62 | 11.3 | 0.6 | 11.7 | 2.0 |
| Apr | 12° / 9° | 44 | 8.9 | 0 | 13.1 | 3.5 |
| May | 17° / 14° | 30 | 6.2 | 0 | 14.3 | 6.1 |
| Jun | 22° / 19° | 21 | 4.6 | 0 | 15 | 8.0 |
| Jul | 25° / 22° | 17 | 3.1 | 0 | 14.7 | 8.7 |
| Aug | 26° / 23° | 21 | 4.1 | 0 | 13.7 | 8.4 |
| Sep | 23° / 19° | 45 | 7 | 0 | 12.3 | 7.7 |
| Oct | 19° / 15° | 73 | 9.8 | 0 | 10.9 | 6.1 |
| Nov | 14° / 11° | 73 | 10.5 | 0.1 | 9.6 | 4.2 |
| Dec | 11° / 7° | 95 | 14 | 1.3 | 9 | 2.3 |
Cloud cover in Winter
The sky is clear or mostly clear about 20% of the time across winter.
Chance of precipitation in Winter
Sinop gets around 231 mm of rain and snow over 39 wet days across winter. The line is the day-by-day chance of measurable precipitation.
Humidity in Winter
Most of winter feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Winter
Winds average 16 km/h across winter.
Sunrise & sunset in Winter
Daylight runs from about 9 h 12 min in early December to 10 h 54 min by late February. The lit band spans sunrise to sunset each day.
Solar energy in Winter
Average shortwave solar energy reaching the ground each day across winter, about 1.9 kWh/m².
Hazard calendar for Sinop
In winter, Sinop overlaps its rainy season season. The full year is below, with each hazard's peak months called out.
Sinop's rainy season runs September–April, when most of the year's rain falls.
Is winter a good time to visit Sinop?
Our two travel scores rate winter for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.
winter is a weaker month for outdoor sightseeing in Sinop.
What to pack for Sinop in Winter
From winter's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In winter, Sinop sees daytime highs around 9°C and nights near 6°C. Pack a warm layer and rain gear. About 39 days see rain.
Sea temperature near Sinop in Winter
The nearest coast averages about 10°C across winter — the other half of the beach question. The full-year curve and swim-comfort zones are below.
The sea offshore is warmest in August at about 25°C and coldest in February near 8°C.
It's comfortable for a long swim from Jun 17 to Oct 9 — about 3.8 months when the water holds above 20°C.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°C) | 9 | 8 | 8 | 10 | 14 | 20 | 24 | 25 | 23 | 19 | 15 | 12 |
| Comfort | Bracing | Bracing | Bracing | Bracing | Bracing | Refreshing | Refreshing | Warm | Refreshing | Cool | Cool | Bracing |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 9 | Bracing |
| Feb | 8 | Bracing |
| Mar | 8 | Bracing |
| Apr | 10 | Bracing |
| May | 14 | Bracing |
| Jun | 20 | Refreshing |
| Jul | 24 | Refreshing |
| Aug | 25 | Warm |
| Sep | 23 | Refreshing |
| Oct | 19 | Cool |
| Nov | 15 | Cool |
| Dec | 12 | Bracing |
UV index in Sinop in Winter
Clear-sky midday UV across winter averages around 2. The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Sinop peaks around June 23 at about 8 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 22 at about 1 (low).
The index reaches 3 or more — the level where the WHO recommends sun protection — in 8 months of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 1 | 2 | 3 | 6 | 6 | 8 | 8 | 8 | 6 | 4 | 2 | 1 |
| Level | Low | Moderate | Moderate | High | High | Very high | Very high | Very high | High | Moderate | Low | Low |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 1 | Low |
| Feb | 2 | Moderate |
| Mar | 3 | Moderate |
| Apr | 6 | High |
| May | 6 | High |
| Jun | 8 | Very high |
| Jul | 8 | Very high |
| Aug | 8 | Very high |
| Sep | 6 | High |
| Oct | 4 | Moderate |
| Nov | 2 | Low |
| Dec | 1 | Low |
Where is Sinop?
Sinop sits at 42.0°N, 35.2°E, 100 m above sea level, in Turkey. The nearest listed city is Boyabat, 70 km away.
Topography around Sinop
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Sinop.
Within 3 km, the terrain around Sinop has only modest variations in elevation — a maximum elevation change of 213 m around an average of 33 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 217 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,850 m.
The land around Sinop is covered by water (69%) within 3 km, water (79%) within 16 km, and water (49%) and trees (33%) within 80 km.
Turkey travel facts
- Travel advisory
- Level 2
- Exercise Increased Caution
- Power plugs
- Type C / F
- 230 V · 50 Hz
- Prices
- ≈ 41% of US
- price level, 2025
- GDP per capita
- $18,599
- 2025
- Happiness
- 5.3 / 10
- World Happiness, 2025
- Homicide rate
- 3.2
- per 100k, 2023
- Road deaths
- 6.7
- per 100k/yr, 2019
- Income group
- Upper middle
- World Bank
- English
- Low
- EF EPI 488
- Religion
Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.
Data sources
Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Sinop (42.0268°, 35.1625°, elevation 100 m), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google.